Life process in Animals and Plants – Online MCQs Test – Biology MCAT

1. Saliva in our body is involved in all of the following functions except.

2. Turgidity of the cells is maintained by

3. Which of the following is NOT part of the lymphatic system?

4. The opening between the right atrium and the right ventricle is guarded by a valve called _x_, whereas _y guards the opening of the left atrium and the left ventricle

5. What is the main source of gaseous exchange in plants?

6. Parietal cells perform such function as

7. In trees, death of protoplasts is essential for a vital function such as

8. A double layered sac structure that protects lungs is:

9. Finger like process that arises form blind sac is called

10. Guttation is caused clue to

11. Which prevent trachea from collapsing

12. The respiratory system is more efficient in

13. Deficiency of which of the following causes chlorosis?

14. Stomata communicates with the spaces present between

15. All of the Following are correct about human circulation EXCEPT

16. Process of water exudation through hydathodes is called

17. Stomata opens at night and closes during day in

18. Mammals are said to have a “double circulatory system this means

19. A plant requires potassium for

20. All of the following are correct about human red blood cells EXCEPT