Transport – Online MCQs Test – Biology 9th

1. In this type of blood cancer, number of WBCs increases and RBCs decreases.

2. Phloem transport of sucrose can be described as going from “source to sink” which of the following would not normally function as a sink?

3. They protect the body by killing germs that enter the body.

4. They have walls made up of single layer of flattened cells called endothelium:

5. The innermost layer of arteries is made up of:

6. It conducts manufactured food (sucrose) from part of plant where it is synthesized to other parts of the plant where it is required.

7. Root has a root tip which is the growing part of root covered by:

8. Open type circulatory system is found in:

9. It pumps blood to lungs.

10. 62% of leucocytes (WBCs) are:

11. Blood is a special type of:

12. Tricuspid valve connects:

13. Bicuspid valve connects:

14. The decreasing heart rate is a result of slow heartbeat, which leads to a condition called:

15. The movement of organic materials (food) takes place through:

16. If the atmospheric pressure is low, the rate of transpiration will be:

17. The rate of transpiration decreases with the:

18. The blood flows slower in:

19. A type of circulatory system blood flow through the spaces among tissues called:
(i) open type circulatory system
(ii) close type circulatory system
(iii) pulmonary circulatory system

20. Root hairs are most important to a plant because they: