Cell - Structure and Functions

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Cell - Structure and Functions - III

Description: Cell
Number of Questions: 21
Created by: Sanjiv Memon
Tags: Cell Cell - Structure and Functions Hormones Present in Our Body Apart From Sex Hormones Sex Determination in Humans Making a Good Physical and Mental Health During Adolescence

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Which of the following components constitute plasma membrane?

Proteins only
Lipids only
Proteins, carbohydrate and lipids
Protein, Lipids, iron

Which of the following organelles is known as power house of a cell?

Mitochondria
Ribosomes
Cytoplasm
Golgi bodies

Which of the following processes is responsible for the gaseous exchange between the cell and its outer environment?

Diffusion
Osmosis
Endocytosis
Plasmolysis

By which method does Amoeba engulf food from environment?

Diffusion
Osmosis
Endocytosis
Plasmolysis

What is the site of protein synthesis in a cell?

Nucleus
Ribosome
Golgi bodies
Endoplasmic reticulum

Which of the following components is a basic constituent of the cell wall?

Cellulose
Globulin
Lipids
Water

Which of the following statements is incorrect according to the cell theory?

All living organisms are made up of cells
Cell is the basic unit of life
Cells contain components called organs
Cells arise from the pre-existing cells

What are the flattened discs like structures present in golgi apparatus known as?

Grana
Cisterns
Stroma
Vacuoles

Which of the following terms describes the movement of water from a region of higher concentration to a region of lower concentration through a semi-permeable membrane?

Diffusion
Osmosis
Endocytosis
Plasmolysis

By which of the following term can the functional segments of DNA be defined

Genes
Chromosomes
Chromatin
Chromatids

What makes SER different from RER?

The presence of DNA in RER
The presence of DNA in SER
The presence of ribosomes in SER
The presence of ribosomes in RER

Peptidoglycan is a polymer forming the cell wall of bacteria. What are its major components?

Only proteins
Amino acids and sugar
Large number of polymers
Only lipids

What is the function of golgi apparatus?

Storage, transportation and protein synthesis
Storage, packaging and transport of proteins and lipids
Storage and synthesis of proteins
Synthesis of lipid vesicles, transportation and packaging

Which among the following structures carry genetic information to the sites of protein synthesis?

RNA
DNA
Nucleus
Nucleolus

Which of the following cell is likely to posses the highest number of mitochondria?

Hair cell
Skin cell
Red blood cell
Muscle cell

Which of the following statements is true for both, Bacilli and Honey Bee?

They both have DNA as their genetic material
They both have lysosome
Both have ribosome and genetic information inherited by DNA
Both have defined nuclear membrane

Which of the following type of cell can be seen with the naked eye?

Egg cell of a hen
Cells of an elephant's brain
Neurons of a giant squid
No single cell can be seen with a naked eye

Which of the following cellular structure can be found in human egg cell?

Cell wall
Centriole
Tonoplast
Large central vacuole

Which of the following group of organisms are prokaryotic?

Green algae, brown algae, red algae
Yeasts and other fungi
Mycoplasma, bacteria and cynobacteria
Bacteria, yeast and virus

Which cell in human body does not divide after a certain age?

Nerve cell
Blood cell
Muscle cell
Bone cell

According to the cell theory, which of the following statement is correct?

All cells have cell walls.
Cells can arise spontaneously.
Cell is the basic structural unit in living organisms.
Organelles of a cell can survive independently.

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Cell - Structure and Functions - III

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