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Cytoplasm - class-IX

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Which part of the cell is wrongly matched with its function?

  1. Nucleus controls the activities of the cell

  2. Cytoplasm makes chlorophyll in green plants

  3. Cell wall protects a plant cell

  4. Cell membrane lets water and gas in and out of the cell


Correct Option: B
Explanation:

The nucleus contains the genetic material of the cell and thus regulates all the activities of the cell.

Cytoplasm is the fluid present in the cell. It is present between plasma membrane and nucleus. it helps to maintain the shape of the cell and helps in distribution of cellular materials inside the cell.
Cell wall is a rigid covering mainly present in plant and bacterial cell and provides protection to the plant cell.
Cell membrane is a semipermeable membrane and it regulates the entry and exit of the molecules.
So, the correct answer is option B.

Which of the following is a part of protoplasm present between the nuclear membrane and cell organelle?

  1. Leucoplast

  2. Nucleoplasm

  3. Cytoplasm

  4. None of the above


Correct Option: C
Explanation:

Cytoplasm is a semi-fluid jelly like substance which contains various organelles and inclusions. It also contains a number of inorganic substances forming a clear true solution as well as organic substances like lipids, proteins and carbohydrates. It is homogenous and colourless in nature.

The peripheral zone of cytoplasm is thick and jelly like substance known as 

  1. Plasmosol

  2. Nucleoid

  3. Plasmogel

  4. Plastid


Correct Option: C
Explanation:

The peripheral zone of cytoplasm is a thick and jelly-like substance known as plasmogel. The neighbouring area of the nuclear region is thin and watery and is called as the plasmosol. It helps to regulate the amount of water needed by the cell in the cytoplasm.

So, the correct answer is option C.

A protoplast is

  1. A cell organelle

  2. A cell with a wall

  3. A single wall-less cell

  4. Cell without nucleus


Correct Option: C
Explanation:

Let's say, that we took a plant cell and used specific digestive enzymes to digest it's cell wall. 

After removing the cell wall, we call that cell as 'Protoplast'.
The protoplast typically consists of cytoplasm and plasma membrane but no cell wall.

Where, Cytoplasm is a fluid like substance present inside the plasma membrane and consisting of nutrients, biomolecules and all the cell organelles.
These cell organelles are such as mitochondria, ribosomes, endoplasmic reticulum, Golgi complex, Nucleus etc.

In the eukaryotic organisms such as plants and animals, nucleus is considered as the largest cell organelle.
Hence, the above explanation justifies the answer as option C  i.e., Protoplast is a single wall-less cell.

The main arena of various types of activities of a cell is

  1. Nucleus

  2. Plasma membrane

  3. Mitochondria

  4. Cytoplasm


Correct Option: D
Explanation:

The main arena of various types of cellular activities is the cytoplasm. Cytoplasm represents a bulk of protoplasm excluding nucleus and vacuoles. The inner part of cytoplasm is called as endoplasm and it is usually in perpetual motion called cyclosis or cytoplasmic streaming. Cytoplasm has various types of cell organelles. Cell organelles are highly organized subcellular protoplasmic structures that have a distinctive shape, chemical composition and function.

Select correct set of statements from given below.
A. The cytoplasm is the main arena of cellular activities in plants and animals. 
B. Cell envelope in bacteria is tightly linked 5 - layered structure.
C. The endomembrane system does not include semi-autonomous organelles.
D. Convex face of golgi bodies is maturing face.

  1. A and D

  2. A and C

  3. A, C, D

  4. All are correct


Correct Option: B
Explanation:
A. The cell organelles are present in the cytoplasm. Various cellular processes that are important for the survival of cell, occur in the cytoplasm.
B.  Cell envelope in bacteria is a two layered structure consisting of cell wall and cell membrane. In case of gram negative bacteria, an outer membrane is also present.
C. Endomembrane system includes endoplasmic reticulum, Golgi apparatus, vesicles and nuclear envelope. It does not include the semi-autonomous organelles i.e. chloroplast and mitochondrion.
D. Concave face or trans face of Golgi bodies is the maturing face.
Hence, statements A and C are correct.
So, the correct answer is 'A and C'.

What is a cytoplasm?

  1. Irregularly shaped region within the cell that contains genetic material

  2. Storage bubbles found in cells

  3. Fluid content inside the plasma membrane

  4. Cells that lack cell membrane


Correct Option: C
Explanation:

Cytoplasm can be defined as a thick solution that fills each cell and is enclosed by the cell membrane. It is mainly composed of water, salts and proteins. In eukaryotic cells, the cytoplasm includes all of the material inside the cell and outside of the nucleus. The cytoplasm is about 80% water and it is usually colourless.

Nucleoproteins are synthesised in?

  1. Nucleoplasm

  2. Nuclear envelope

  3. Nucleolus

  4. Cytoplasm


Correct Option: A

The semicircular channels and system of tubes found in cytoplasm are known as:

  1. Ribosomes

  2. Endoplasmic reticulum

  3. Giyoxysomes

  4. Vacuaes


Correct Option: B
Explanation:

The semicircular tube like structures present in the cytoplasm are Endoplasmic reticulum. 

So, the correct option is 'Endoplasmic reticulum'

Cytoplasm mostly consists of ________

  1. Salt and water

  2. Lipids and proteins

  3. Proteins and water

  4. Salt and sugars


Correct Option: A
Explanation:

The jelly like fluid that fills a cell is called cytoplasm. It is made up of mostly water and salt. Cytoplasm is present within the cell membrane of all cell types and contains all organelles and cell parts. It is made up of eighty percent water and is usually clear and colourless.

Which of the following statement is incorrect about cytoplasm?

  1. It is colurless

  2. Behaves like a sol-gel

  3. Very good conductor of electricity

  4. None of the above


Correct Option: D
Explanation:

Basically cytoplasm is the substance that fills the cell.It is a jelly like substance and it is made up of eighty percent water and is usually clear and colourless.It is thought that the component molecules and structures of the cytoplasm behave at times like a disordered colloidal solution(sol) and at other times like an integrated network,forming a solid mass (gel).This theory thus proposes that the cytoplasm exists in distinct fluid and solid phases depending on the level of interaction between cytoplasmic components.Cytoplasm also constitutes numerous salts and is a very good conductor of electricity.

So, the correct answer is 'None of the above'.

Which of the following cell organelle is present in cytoplasm ?

  1. Golgi apparatus

  2. Endoplasmic reticulum

  3. Chloroplasts

  4. All of the above


Correct Option: D
Explanation:

The cytoplasm comprises cytosol and the organelles. Organelles are usually membrane bound structures inside the cell that have specific functions. Some major organelles that are suspended in the cytosol are the mitochondria, the endoplasmic reticulum, golgi apparatus, vacuoles, lysosomes and in plant cells chloroplasts.

Kernplasm theory was proposed by 

  1. Hartig

  2. O. Hertwig

  3. Huxley

  4. Steward


Correct Option: B
Explanation:

Kernplasm theory was proposed by O. Hertwig. According to the theory, during the life period of a cell, a constant ratio exist between cytoplasmic and nuclear masses and this maintains equilibrium between the cytoplasm and the nucleus.

Which part of the cell contains organelles?

  1. Cytoplasm

  2. Nucleus

  3. Cell membrane

  4. Cell wall


Correct Option: A
Explanation:

Cytoplasm is a gel-like substance present in all cells. All of the cell organelles are suspended in the cytoplasm and perform life sustaining activities and thus cytoplasm is called as living fluid.

The jelly-like substance present between the cell membrane and the nucleus is called as 

  1. Cytoplasm

  2. Ribosome

  3. Golgi apparatus

  4. All of the above


Correct Option: A
Explanation:

Cytoplasm is a thick solution that fills each cell. It is enclosed by the cell membrane. It is made up of water, salts and proteins. In eukaryotic cells, the cytoplasm includes all of the material inside the cell and outside of the nucleus. Hence, the correct answer is the option A.

Which of the following is not a function of cytoplasm ?

  1. Aids in the movement of the different cellular elements

  2. Means of transport for genetic material

  3. Site of replication of DNA

  4. Transports the products of cellular respiration


Correct Option: C
Explanation:

Cytoplasm is a jelly liquid surrounded by cell membrane that consists of various cell organelles. It is the site of many biochemical reactions that are vital and crucial for maintaining life. However replication of DNA takes place in nucleus which is present in cytoplasm. Hence cytoplasm is not the site of DNA replication.

Cytosol consists of

  1. Cytoskeleton filaments

  2. Dissolved molecules

  3. Water

  4. All of the above


Correct Option: D
Explanation:

The cytosol is the portion of the cytoplasm and made up of cytoskeleton filaments, some dissolved molecules and water. The cytosol's filament is the protein filaments such as actin filaments and microtubules that make up the cytoskeleton, as well as soluble proteins and small structures such as ribosomes, proteasomes. Thus, the correct answer is option D.

Cytoplasm is surrounded by 

  1. Capsule

  2. Cell wall

  3. Cell membrane

  4. None of the above


Correct Option: C
Explanation:
  • Cytoplasm is the jelly-like fluid surrounded by the cell membrane and holds all the organelles. 
  • The cytoskeleton present in the cytoplasm gives the cell its shape. 
  • The cytoplasm constitutes of dissolved nutrients and it aids to dissolve waste products.

    Hence, the correct option is C .

.......... is the medium where organelles are suspended.

  1. Cytoplasm

  2. Plasma

  3. Mucus

  4. None of the above


Correct Option: A
Explanation:

Cytoplasm is the jelly-like fluid present in cells that hold organelles and surrounded by the cell membrane. Besides giving shape to the cell, the cytoskeleton facilitates the movement of the cell and the different substances found within the cell. 

.......... of the cytoplasm provide shape to cell.

  1. Cytosol

  2. Cytoskeleton

  3. Cytosome

  4. Bones


Correct Option: B
Explanation:

Cytoplasm is the jelly-like fluid surrounded by the cell membrane and holds all the organelles. It is the site of many biochemical reactions that are vital and crucial for maintaining life. The cytoplasm is the place where the cell expands and growth of the cell takes place. The cytoskeleton of the cytoplasm provides shape to the cell and it also facilitates movement.

The flow of cytoplasmic components is dependent on .......... of cytoplasm.

  1. Life span

  2. Cytosol

  3. Permeability

  4. Solubility


Correct Option: C
Explanation:

Answer is option C i.e. "Permeability"
Cytoplasmic streaming is the flow of cytoplasmic components. It plays an important role in many cellular functions which are dependent on the permeability of the cytoplasm. For example, cell signalling through the cytoplasm
. It helps in movement of larger molecules and subcellular structures through the cytoplasm.

The nucleus of cell is separated from cytoplasm by

  1. Cell membrane

  2. Cytoplasmic membrane

  3. Cell wall

  4. Nuclear membrane


Correct Option: D
Explanation:
  • Cytoplasm is the jelly-like fluid present in cells that hold organelles and surrounded by the cell membrane. 
  • In eukaryotes, the nucleus of a cell is separated from the cytoplasm by a double membrane, known as a nuclear membrane. 

    Hence, the correct option is D.

Which of the following are organelles of the cell?

  1. Cytosol

  2. Lysosomes

  3. Cell wall

  4. All of the above


Correct Option: B
Explanation:

Organelles are usually membrane-bound structures inside the cell that have specific functions. Some major organelles that are suspended in the cytosol are the mitochondria, the endoplasmic reticulum, the Golgi apparatus, vacuoles, lysosomes and in plant cells; chloroplasts. 

Which of the following is the component of cytoplasm?

  1. Cytosol

  2. Cytoplasmic inclusions

  3. Organelles

  4. All of the above


Correct Option: D
Explanation:

Cytoplasm is the jelly-like fluid present in cells that hold organelles and surrounded by the cell membrane. The cytoplasm has three major components- the cytosol, organelles and cytoplasmic inclusions, of which the cytosol is the thick fluid where other cytoplasmic elements remain suspended. The cytosol consists of 70% to 90% water, and it is usually colourless. 

Identify the statement that is not true.

  1. Cytoplasm contains jelly-like substance

  2. Nucleus makes food for the plant

  3. Chloroplast contains chlorophyll

  4. Cytoplasm is the site where many cell activities take place


Correct Option: B
Explanation:

The cytoplasm is the jelly-like matrix in the interior of the cell. The chloroplast contains the chlorophyll pigments which are involved in the production of the food. The solar energy is captured and used for making the food for the plant. The cytoplasm is the site where many cell processes takes place.

Thus, the correct answer is option B. 

The site of translation is

  1. The endoplasmic reticulum

  2. The nucleus

  3. The cytosol

  4. The Golgi complex

  5. The cell membrane


Correct Option: C
Explanation:

The nucleus is the site for DNA replication and transcription. Translation is the process of synthesis of polypeptides by polymerization of amino acids on ribosomes using the mRNA triplets as a template. Ribosomes serve as the site of translation and the process takes place in the cytosol. ER is eukaryotic organelle with a network of tubules, vesicles and cisternae within the cells. Ribosomes are present on the surface of RER but not on SER. Golgi complex serves to modify and pack the proteins synthesized on ER by ribosomes.  The correct answer is C.  

These are colourless plastids

  1. Chromoplasts

  2. Chloroplasts

  3. Elaioplasts

  4. Leucoplasts


Correct Option: A

The term 'cytoplasm' and 'nucleoplasm' were given by

  1. Purkinje

  2. Strasburger

  3. Brown

  4. Flemming


Correct Option: B
Explanation:

The terms cytoplasm and nucleoplasm were given by Strasburger in 1882. Cytoplasm is the bulk of protoplasm excluding nucleus and vacuoles. Cytoplasm is differentiated into a cytoplasmic matrix, cell organelles and cell inclusions. Nucleoplasm or nuclear sap or karyolymph or karyoplasma is a colloidal complex that fills the nucleus. Nucleoplasm contains the raw materials for the synthesis of DNA and RNA.

Which part of the cell is wrongly matched with its function?

  1. Nucleus - controls the activities of the cell

  2. Cytoplasm - makes chlorophyll in green plants

  3. Cell wall - protects a plant cell

  4. Cell membrane - lets water and gas in and out of the cell


Correct Option: B
Explanation:

The nucleus is the main organelle which controls the activities of all the other organelles present in the eukaryotic cell. 

The chloroplast contains the green chlorophyll pigments in the cells of the green plants.
The cell wall is the outer layer of a cell which provides protection to the plant cell. 
The cell membrane is selectively permeable and allows the water and gas to enter and exit from the cell.
Thus, the correct answer is option B. 

Jelly-like semifluid complex of cytoplasm is called 

  1. Endoplast

  2. Cytosol

  3. Cytoplasmic matrix

  4. Both B and C


Correct Option: D
Explanation:
  • The jelly-like semifluid complex of cytoplasm is called cytosol or cytoplasmic 
matrix or intracellular fluid.
  • In the eukaryotic cell, the cytosol is surrounded by the cell membrane and is part of the cytoplasm, which also comprises the mitochondria, plastids, and other organelles except nucleus. The cytosol is thus a liquid matrix around the organelles.
  • So, the correct answer is 'Both B and C'.

The main features of Cnidarians is their specialized cells called ________.

  1. Epithelial

  2. Cnidocytes

  3. Coenocytes

  4. Polyps


Correct Option: B
Explanation:

Cnidocytes contain stinging structure known as nematocysts. Cnidocytes in tentacular region help in capturing the larger prey as their nematocytes discharge toxins into their prey.

Substance forming $80$% of cytoplasm in plant cells is

  1. Proteins

  2. Water

  3. Fats

  4. Minerals


Correct Option: B
Explanation:

Cytoplasm is the fluid which is present in the living cell. It lies between the cell membrane and the nuclear membrane. It consists of 80% water. It is a colorless liquid which holds the cell organelle and helps in intracellular and intercellular transport. The cellular process like glycolysis and the cell division occurs in the cytoplasm. So, the correct answer is option B.

Gel part below the plasma membrane is

  1. Ectoplasm

  2. Endoplasm

  3. Plasmalemma

  4. None of the above


Correct Option: A
Explanation:
  • The gel part below the plasma membrane is ectoplasm.
  • The cytoplasm of the cell can be divided into two i.e, ectoplasm and endoplasm.
  • Ectoplasm or exoplasm is the outer, non-granulated gel-like part of the cytoplasm of the cell near to the plasma membrane.
  • Whereas. the endoplasm is the inner granulated layer of the cytoplasm.
  • So, the correct answer is 'Ectoplasm'.

The main arena of various activities of a cell is

  1. Mitochondrion

  2. Cytoplasm

  3. Nucleus

  4. Plasma membrane


Correct Option: B
Explanation:
  • The main arena of various cellular activities of a cell occur is cytoplasm.
  • Cytoplasm can be defined as a jellylike material present within the cell (inside the cell membrane) which surrounds the nucleus.
  • All the cellular organelles such as mitochondria, the endoplasmic reticulum, and chloroplasts, are contained in the cytoplasm (all the cellular activities carried out here).
  • So, the correct answer is 'Cytoplasm'.

Proteins required for functioning of nucleus are formed in

  1. Cytoplasm

  2. RER

  3. Nucleolus

  4. Mitochondria.


Correct Option: A

Which one is not properly paired?

  1. Golgi apparatus- Breaking of complex macromolecules

  2. Endoplasmic reticulum- Protein synthesis

  3. Mitochondria- Oxidative phosphorylation

  4. Chloroplasts- Photosynthesis


Correct Option: A
Explanation:
A. Golgi apparatus is an organelle found in the eukaryotic cells which forms a complex of vesicles and folded membranes within the cytoplasm that is involved in secretion and helps in intracellular transport.
B. The endoplasmic reticulum (smooth and rough) is an interconnected network of flattened, membrane-enclosed sacs which helps in the synthesis of lipids (SER) and proteins (RER).
C. The mitochondria is a double-membraned cell organelle (powerhouse of the cell) which is the site of the ETC and synthesis of ATP molecule or oxidative phosphorylation.
D. Chloroplast is a plastid which contains chlorophyll (green pigment) and is  present in the green parts of plants where photosynthesis takes place.
So, the correct answer is 'Golgi apparatus-Breaking of complex macromolecules'.

Most of the water found in the young cell occurs in

  1. Cell wall

  2. Nucleus

  3. Cytoplasm

  4. Vacuoles


Correct Option: C
Explanation:
Cytoplasm is the fluid which is present in the living cell. It lies between the cell membrane and the nuclear membrane. It consists of 80% water. It is a colourless liquid which holds the cell organelle and helps in intracellular and intercellular transport. The cellular process like glycolysis and the cell division occurs in the cytoplasm. 
The nucleus contains genetic material like DNA and RNA and helps in the inheritance of genetic characteristics.
The cell wall is made up of cellulose and provides structure and shape to the cell.
Vacuoles are the storage organelles which stores air, water, and food.
So, the correct answer is option C.

In rotation type of cyclosis, the cytoplasmic matrix flows in _____________.

  1. One direction

  2. Two opposite directions

  3. Different directions

  4. Side-ways


Correct Option: A
Explanation:
Answer is "One direction" i.e. option A
Cyclosis are movements of cytoplasm within a cell. Cylosis is said to be rotational when the protoplasm moves around a single central vacuoles in either clockwise or anticlockwise direction. Such movement of cytoplasm are observed in leaf cells of Hydrilla, Vallisneria.

Movement of cytoplasm around a vacuole is

  1. Circulation

  2. Rotation

  3. Regulation

  4. Somersault.


Correct Option: B

The fluid in which organelles of the cell are suspended is called ___________.

  1. Cytosol

  2. Chromoplasm

  3. Chromoplast

  4. None of the above


Correct Option: A
Explanation:

The cytoplasm is a fluid found in cells and the organelles suspended within. Cytoplasm is found in eukaryotic and prokaryotic cellsThe fluid of cytoplasm is called cytosol.

The process of growth and division takes place in the

  1. Nucleus

  2. Plasma

  3. Cytoplasm

  4. None of the above


Correct Option: C
Explanation:

Cytoplasm is the jelly-like fluid present in cells that hold organelles and surrounded by the cell membrane. The processes of growth, expansion, as well as the division of the cell, take place in the cytoplasm. The nutrients are absorbed and stored in the cytoplasm so that these can be used by various organelles when needed. The cytoplasm also helps to dissolve the waste products. 

Cytoplasmic inheritance is due to

  1. Plastids

  2. Mitochondria

  3. Cytoplasmic particles

  4. All of the above


Correct Option: D
Explanation:
Extranuclear inheritance or cytoplasmic inheritance is the transmission of genes that occur outside the nucleus. It is found in most eukaryotes and is commonly known to occur in cytoplasmic organelles such as mitochondria and chloroplasts. Mitochondria with their mitochondrial DNA from the mother's egg cell are incorporated into the zygote and passed to daughter cells,

So, the correct answer is 'All the above'.

.......... is the site for many biochemical reactions necessary to sustain life.

  1. Cytoplasm

  2. Ribosome

  3. Cell membrane

  4. Cell wall


Correct Option: A
Explanation:

Ribosomes are cell organelles, which are present in free or in bound form. They are involved in the synthesis of proteins.  
The cell membrane is the outer covering of the cell, which protects the cell. It also supports the framework of the cell. 
The cell wall is a protective outer covering of the cell. It supports the contents of the cell and protects from pathogen attack and wear and tear. It is made of cellulose, lignin. 

Cytoplasm is a gel-like substance present in all cells. All of the cell organelles are suspended in the cytoplasm. Most of the cellular activities as metabolic pathways like glycolysis, key processes like cell division occur in the cytoplasm. Hence, it is the place, where life-sustaining biochemical reactions occur. Thus, the correct answer is option A.

Which one of the following is the carrier of cytoplasm male sterility factors in crop plants?

  1. Nuclear DNA

  2. RNA

  3. Chloroplast DNA

  4. Mitochondrial DNA


Correct Option: A

The term cytoplasm was coined by

  1. Sachs

  2. Strasburger

  3. Hanstein

  4. Flemming


Correct Option: B
Explanation:
  • Cytoplasm refers to the living the material or the protoplast within a cell excluding the nucleus.
  • The term cytoplasm was coined by Eduard Strasburger in the year 1882.
  • So, the correct answer is 'Strasburger'.

Plasmagel or gel part of cytosol in contact with plasmalemma is 

  1. Ectoplasm

  2. Hyaloplasm

  3. Hyalosome

  4. Both A and B


Correct Option: A
Explanation:
  • Cytoplasm refers to the living the material or the protoplast within a cell excluding the nucleus.
  • It is divided into two parts-  ectoplasm and endoplasm.
  • Ectoplasm- is the outer, non-granulated part of the cytoplasm. 
  • Endoplasm- is the inner granulated layer of the cytoplasm.
  • So, the correct answer is 'Ectoplasm'.

Movement of .......... in cytoplasm is considered as a signalling activity for metabolic processes.

  1. Calcium ions

  2. Proteins

  3. Sodium ions

  4. Potassium ions


Correct Option: A
Explanation:

Movement of calcium ions in and out of the cytoplasm is thought to be a signalling activity for metabolic processes. In plants, movements of the cytoplasm around vacuoles are known as cytoplasmic streaming. 

Cytoplasm constitutes of about .......... percentage of water.

  1. 70

  2. 80

  3. 20

  4. 40


Correct Option: B
Explanation:

Cytoplasm is the jelly-like fluid surrounded by the cell membrane and holds all the organelles. It is made up of eighty percent water and is usually clear and colourless. It helps in intracellular exchange of materials.

So, the correct answer is option B.

Animal cytoplasm is composed of 

  1. Proteins

  2. Salt

  3. Nucleotides

  4. All of the above


Correct Option: D
Explanation:

Cytoplasm is the jelly-like fluid present in cells that hold organelles and surrounded by the cell membrane. In eukaryotes, the nucleus of a cell is separated from the cytoplasm by a double membrane, known as a nuclear membrane. The cytoplasm of the animal cell is made of proteins, carbohydrates, salts, sugars, amino acids and nucleotides. 

Which one is an extracytoplasmic cell organelle?

  1. Vacuole

  2. E.R.

  3. Nucleus

  4. Golgi apparatus


Correct Option: C
Explanation:
  • Cytoplasm refers to the living the material or the protoplast within a cell excluding the nucleus.
  • Therefore, extracytoplasmic cell organelle refers to those organelles outside to the cell cytoplasm.
  • A nucleus is the only cell organelle excluded from the cytoplasm.
  • So, the correct answer is 'Nucleus'.

Cytosol plays an important role in

  1. Digestion

  2. Reproduction

  3. Breakdown of large molecules

  4. None of the above


Correct Option: C
Explanation:

The cytosol is also called as cytoplasm in a cell which holds the organelles. It consists several enzymes for different activities such as glycolysis. Glycolysis is the breakdown of large molecule glucose to simple molecule pyruvate. uses its dissolved enzymes to break down all of those larger molecules. The products can then be used by the mitochondria for the formation of energy.

Protoplast excluding nucleus is called 

  1. Cytoplasm

  2. Endoplasm

  3. Ectoplasm

  4. Protoplasm


Correct Option: A
Explanation:
  • Protoplast refers to an entire cell including the cell membrane, cell organelles and the nucleus, excluding the cell wall (in plants and few algae).
  • Cytoplasm refers to the living the material or the protoplast within a cell excluding the nucleus.
  • So the correct answer is 'Cytoplasm'.
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