Transport – Online MCQs Test – Biology 9th

1. By volume, the whole blood consists of:

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

3. Blood is a special type of:

4. Movement of water molecules from the area of higher potential to the area of lower water potential called:

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

6. It pumps blood to lungs.

7. Colourless, nucleated, irregular cells are:

8. When a heart beats very fast, this condition is called:

9. The movement of prepared food from leaves to different parts of plant through phloem elements is called:

10. This type of circulatory system allows blood to flow inside the closed tubular blood vessels and never comes out in direct contact with tissues.

11. This layer of arteries consists mostly of smooth muscle and elastic fibers.

12. Dead cells of xylem vessels arranged vertically have empty space inside called:

13. This much % of plasma is water.

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

15. Heart is enclosed in a fibrous bag like protective cover called:

16. Bicuspid valve connects:

17. Root is highly branched and each branch is heavily covered by:

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

19. Part of root between epidermis and endodermis called:

20. Stomata are surrounded by two kidney shaped: