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Cells -2

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Cell wall is made up of

  1. protein

  2. lipids

  3. cellulose

  4. starch


Correct Option: C

Centrioles are distinguishing characters of

  1. plant cells

  2. animal cells

  3. bacteria

  4. viruses


Correct Option: B

Which of the following is not found in animal cell?

  1. Mitochondria

  2. Nucleus

  3. Centrosome

  4. Cell wall


Correct Option: D

The largest cell in the human body is

  1. nerve cell

  2. liver cell

  3. muscle cell

  4. kidney cell


Correct Option: A

The human cell, which lacks the nucleus at maturity, is

  1. erythrocyte (RBC)

  2. white blood cell

  3. nerve cell

  4. epithelial cell


Correct Option: A

Most plants differ from most animals in having

  1. localised growth areas and definite life spans

  2. localised growth areas and indefinite life spans

  3. general growth throughout the body and indefinite life spans

  4. general growth throughout the body and definite life spans


Correct Option: B

Cover of capsule is made of

  1. starch

  2. egg shell

  3. paper

  4. polythene


Correct Option: A

Normal temperature of the human body is

  1. 38.8oC

  2. 94.8oF

  3. 98.6oF

  4. 49.8oC


Correct Option: C

The main controlling centre of the cell is

  1. nucleus

  2. mitochondria

  3. ribosome

  4. endoplasmic reticulam


Correct Option: A

When a cell neither shrinks nor swells when kept in a fluid, the cell in relation to ambient fluid is called

  1. hypertonic

  2. hypotonic

  3. isotonic

  4. hyalotonic


Correct Option: C

Fundamental properties of living matter is/are

  1. motility

  2. motility and growth

  3. synthesis, growth and replication

  4. motility and replication


Correct Option: C

Virus represents the border line between

  1. life and death

  2. locomotion and reproduction

  3. the living and non-living

  4. none of the above


Correct Option: C

The fundamental difference between the living and non-living pertains to

  1. the property of locomotion

  2. the property of reproduction

  3. the existence of protoplasm

  4. interaction with oxygen


Correct Option: C

Erythrocytes of mammals do not possess any nucleus. So, they are

  1. prokaryotic cells

  2. eukaryotic cells

  3. in between prokaryotic and eukaryotic cells

  4. primitive than prokaryotic cells


Correct Option: B

The size of a cell depends upon

  1. its oxygen requirement

  2. its minerals and materials requirements

  3. its regulating ability of the nucleus

  4. all of the above


Correct Option: D

The pores in the plasma membrane are

  1. positively charged

  2. negatively charged

  3. positively charged outside and negatively charged inside

  4. negatively charged outside and positively charged inside


Correct Option: B

The pore sizes in the plasma membrane are about

  1. 17 Ao

  2. 8 Ao

  3. 25 Ao

  4. 1 - 2 Ao


Correct Option: B

The blood does not clot because of

  1. scarcity of thombocytes

  2. scarcity of RBCs

  3. scarcity of WBCs

  4. abundance of WBCs


Correct Option: A

The site of photosynthesis is

  1. mitochondria

  2. chloroplast

  3. xylem

  4. root hair


Correct Option: B

Which of the following parts are present in both animal and plant cells?

  1. Nucleus, nuclear sap and cells membrane

  2. Centrosome and Golgi apparatus

  3. Cellulose and plastids

  4. All of these


Correct Option: D

Facilitated diffusion involves

  1. movement of solute into the solvent with the utilisation of energy

  2. movement of solute into the solvent without the utilisation of energy

  3. movement of solute into the solvent without the help of carrier molecules

  4. movement of solute into the solvent with the help of carrier molecules


Correct Option: D
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