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Cell Organelles (Class XI/XII)

Comprehensive quiz on cell organelles including mitochondria, lysosomes, Golgi apparatus, ribosomes, cytoskeleton (microtubules, microfilaments), and plastids. For Class XI/XII biology students.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

According to Huxley, the physical basis of life is

  1. cell
  2. protoplasm
  3. nucleus
  4. mitochondria
Question 2 Multiple Choice (Single Answer)

What are the flat membrane bound structures that together comprise golgi apparatus called?

  1. Perioxisomes
  2. Vesicles
  3. Dictyosomes
  4. Endoplasmic reticulum
Question 3 Multiple Choice (Single Answer)

The process of oxidative phosphorylation takes place in the

  1. F1 particles of inner mitochondrial membrane
  2. matrix of mitochondria
  3. cytoplasm
  4. outer mitochondrial membrane
Question 4 Multiple Choice (Single Answer)

The enzyme succinate dehydrogenase involved in TCA cycle is found in the

  1. matrix of mitochondria
  2. outer membrane of mitochondria
  3. inner mitochondrial membrane
  4. inter-membrane space
Question 5 Multiple Choice (Single Answer)

Which sub-units constitute the mitochondrial ribosomes?

  1. 60S and 40S
  2. 30S and 50S
  3. 60S and 50S
  4. 30S and 40S
Question 6 Multiple Choice (Single Answer)

What are lysosomes with undigested phogosome residues called?

  1. Autophagosomes
  2. Residual bodies
  3. Spherosomes
  4. Glyoxosomes
Question 7 Multiple Choice (Single Answer)

Newly pinched off vesicles from golgi body are called

  1. secondary lysosomes
  2. residual bodies
  3. primary lysosomes
  4. autophagosomes
Question 8 Multiple Choice (Single Answer)

The mitochondria electron transport chain takes place in the

  1. matrix
  2. inner-membrane
  3. outer-membrane
  4. inter-membrane space
Question 9 Multiple Choice (Single Answer)

What does the fusion of primary lysosomes with phagosome yield?

  1. Residual body
  2. Secondary lysosome
  3. Autophagosome
  4. Spherosome
Question 10 Multiple Choice (Single Answer)

Which of the following statements is incorrect?

  1. S stands for sedimentation coefficient of ribosome.
  2. High concentration of Mg ions is required for the attachment of ribosomal units.
  3. Ribosomes are porous organelles.
  4. Ribosomes are formed inside nucleolus.
Question 11 Multiple Choice (Single Answer)

The TCA cycle enzymes are located in the

  1. cristae of mitochondria
  2. matrix of mitochondria
  3. inter-membrane space of mitochondria
  4. inner boundary membrane of mitochondria
Question 12 Multiple Choice (Single Answer)

At which stage of mitosis do microtubules form spindle?

  1. Metaphase
  2. Anaphase
  3. Prophase
  4. Interphase
Question 13 Multiple Choice (Single Answer)

What are microsomes?

  1. Vesicles of golgi bodies
  2. Vesicles of endoplasmic reticulum
  3. Newly formed lysosomes
  4. Microbodies
Question 14 Multiple Choice (Single Answer)

Which of the following cell organelles have a contractile function?

  1. Microtubules
  2. Microfilaments
  3. Intermediate filaments
  4. Flagella
Question 15 Multiple Choice (Single Answer)

Which of the following are protein-storing plastids?

  1. Amyloplasts
  2. Elaioplasts
  3. Aleuroplasts
  4. Phaeoplasts
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