NCERT Class VIII Science Solutions: Chapter 8-Cell Structure and Functions Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 15:

The thread-like structures present in the nucleus are

  1. Nucleolus
  2. Chromosomes
  3. Genes
  4. Ribosomes

Answer: B

Question 16:

Identify the statement which is true for cells.

  1. Cells can be easily seen with naked eyes.
  2. Insect՚s egg is not a cell.
  3. A single cell can perform all the functions in a unicellular organism.
  4. The size and shape of cells is uniform in multicellular organisms

Answer: C

Question 17:

Which of the following is not a cell?

  1. Red Blood Corpuscle (RBC)
  2. Bacterium
  3. Spermatozoa
  4. Virus

Answer: D


Question 18:

Which of the following feature will help you in distinguishing a plant cell from an animal cell?

  1. Cell wall
  2. Cell membrane
  3. Mitochondria
  4. Nucleus

Answer: A

Difference between Animal Cell Wall and Plant Cell …

Question 19:

Under a microscope Paheli observes a cell that has a cell wall but no distinct nucleus. The cell that she observes is

  1. A plant cell
  2. An animal cell
  3. A nerve cell
  4. A bacterial cell

Answer: D

Question 20:

Cheek cells do not have ________

  1. Cell membrane
  2. Nucleus
  3. Golgi apparatus
  4. Plastids

Answer: D

Question 21:

Identify the correct statement.

  1. Tissue is a group of dissimilar cells.
  2. An organ consists of similar cells.
  3. Vacuoles are not found in plant cells.
  4. Prokaryotes do not have nucleus.

Answer: D

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