Plant Biology Quiz 14 (20 MCQs)

Quiz Instructions

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1. Why are root hairs important to the roots, stems, and leaves of plants?

Correct Answer: A) They increase the surface area of the roots allowing them to absorb more water.

2. Photosynthesis Requires Chlorophyll And A Few Other Raw Materials As

Correct Answer: D) All the above.

3. Most of the photosynthesis in plants takes place in the

Correct Answer: C) Mesophyll.

4. Plants contain both a nucleus and membrane bound organelles, which means they are

Correct Answer: A) Eukaryotic.

5. Below-ground part of a plant that includes the organs such as roots, tubers, and rhizomes

Correct Answer: A) Root system.

6. The process by which a plant prepares its food "Photosynthesis" takes place in the presence of ( )

Correct Answer: B) Sunlight.

7. What makes seeds and fruit?

Correct Answer: A) Flowers.

8. What is the name of each individual part of calyx

Correct Answer: B) Sepals.

9. Cells that regulate the movement of carbon dioxide into the plant and the movement of water and oxygen out of the plant through stomata are:

Correct Answer: B) Guard cells.

10. Green colour of the plant is due to the presence of ( )

Correct Answer: D) Chlorophyll.

11. In angiosperms, reproduction takes place in

Correct Answer: B) Flowers.

12. Which of these would be considered a C4 Pathway plant?

Correct Answer: B) Sugar cane.

13. All plants require energy from sunlight. Plants use the enery of the sunlight to

Correct Answer: B) Carry out photosythesis.

14. The kingdom Protista includes:

Correct Answer: B) Paramecium.

15. Which type of asexual propagation will normally not work on woody type plants?

Correct Answer: B) Leaf cuttings.

16. A flower tracks the sun across the horizon; this is due to

Correct Answer: B) Phototropism.

17. What is turning of all or part of an organism in a particular direction in response to an external stimulus?

Correct Answer: C) Tropism.

18. The xylem generally transports ....., whereas the phloem transports .....

Correct Answer: B) Water/sugar.

19. This plant part can be simple or compound. Its job is to make food for the plant.

Correct Answer: D) Leaves.

20. In pine trees, the sporophyte is ..... and the gametophyte is .....

Correct Answer: B) Diploid, haploid.