MCQ Questions for Class 9 Science Chapter 5 The Fundamental Unit of Life with Answers

1. Following are a few definitions of osmosis:
Read carefully and select the correct definition.

2. A cell will swell up if

3. The undefined nuclear region of prokaryotes is also known as

4. Which of these options are not a function of ribosomes?
(i) It helps in manufacture of protein molecules.
(ii) It helps in manufacture of enzymes.
(iii) It helps in manufacture of hormones.
(iv) It helps in manufacture of starch molecules.

5. Silver nitrate solution is used to study

6. Cell arises from pre-existing cell was stated by

7. The cell organelle involved in forming complex sugars from simple sugars are

8. Chromosomes are made up of

9. Which of the following can be made into crystal?

10. Plasmolysis in a plant cell is defined as

11. Find out the false sentence.

12. Kitchen of the cell is

13. Organelle other than nucleus, containing DNA is

14. Find out the correct sentence.

15. Lipid molecules in the cell are synthesised by

16. Which out of the following is not a function of vacuole?

17. The proteins and lipids, essential for building the cell membrane, are manufactured by

18. Which of these is not related to endoplasmic reticulum?

19. Which of the following are covered by a single membrane?

20. Which cell organelle plays a crucial role in detoxifring many poisons and drugs in a cell?