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The Fundamental Unit of Life - 1 (Class IX)

The Fundamental Unit of Life - 1

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which polysaccharide is the major constituent of fungal cell wall?

  1. Lignin
  2. Cellulose
  3. Pectin
  4. Chitin
  5. Hemicellulose
Question 2 Multiple Choice (Single Answer)

Which of the following cells is not eukaryotic?

  1. Onion cell
  2. Cheek cell
  3. Fungal cell
  4. Bacterial cell
Question 3 Multiple Choice (Single Answer)

How many cells are present in prokaryotic organisms?

  1. Ten cells
  2. One cell only
  3. Many cells
  4. Hundred cells
Question 4 Multiple Choice (Single Answer)

Which of the following statements is true for eukaryotic cells?

  1. They do not have a nuclear membrane.
  2. They have a well-organised nucleus.
  3. They are all multicellular.
  4. Blue-green algae are eukaryotic cells.
Question 5 Multiple Choice (Single Answer)

If a cell is placed in an isotonic solution, it will

  1. shrink
  2. plasmolyse
  3. swell
  4. remain unchanged
Question 6 Multiple Choice (Single Answer)

Plant cells do not burst when kept in hypotonic solution due to the presence of

  1. vacuoles
  2. plastids
  3. cell wall
  4. nucleus
Question 7 Multiple Choice (Single Answer)

Which of the following cell organelles is/are semi-autonomous?

  1. Mitochondria
  2. Ribosomes
  3. Endoplasmic reticulum
  4. Golgi bodies
Question 8 Multiple Choice (Single Answer)

Which of the following is a double membrane covering organelle?

  1. Lysosome
  2. Golgi body
  3. Peroxisome
  4. Nucleus
  5. Vacuole
Question 9 Multiple Choice (Single Answer)

Genes are the hereditary units that carry genetic information from one generation to another. Where are they located?

  1. On chromosomes
  2. In endoplasmic reticulum
  3. In cytosol
  4. On nuclear membrane
Question 10 Multiple Choice (Single Answer)

What is the function of cell wall in plants?

  1. Provides shape and flexibility to the cells
  2. Provides green colour to the leaves
  3. Provides brown colour to the bark
  4. Provides shape and rigidity to the cell
Question 11 Multiple Choice (Single Answer)

The thread-like structures present in the nucleus are collectively called

  1. nucleolus
  2. genes
  3. chromatin
  4. ribosomes
Question 12 Multiple Choice (Single Answer)

Which of the following is present in bacterial cells, but absent in animal cells?

  1. Cytoplasm
  2. Plasma membrane
  3. Cell membrane
  4. Cell wall
Question 13 Multiple Choice (Single Answer)

Which of the following cell organelles is/are associated with photorespiration?

  1. Peroxisome
  2. Glyoxysome
  3. Mesosome
  4. All of the above
Question 14 Multiple Choice (Single Answer)

Fluid mosaic model was proposed by

  1. J. David Robertson
  2. Danielli and Davson
  3. Singer and Nicolson
  4. Nageli and Cramer
Question 15 Multiple Choice (Single Answer)

Grana are a part of

  1. mitochondria
  2. chloroplasts
  3. aleurone grains
  4. starch grains
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