Plant Biology Quiz 54 (20 MCQs)

Quiz Instructions

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1. Plants that lack tissues to move water and food

Correct Answer: A) Nonvascular plant.

2. What causes a plant to wilt?

Correct Answer: D) Lack of turgor pressure.

3. Deciduous trees, such as those that lose their leaves in autumn, are a result due to the subjection of which type of plant hormone?

Correct Answer: C) Auxins.

4. The components that are necessary for our body are called ( )

Correct Answer: C) Nutrients.

5. WHICH GLANDS DO DROSERA PLANT CONTAIN?

Correct Answer: A) MUCILAGINOUS.

6. A plant that has no ovary would not be able to form which structure?

Correct Answer: B) Fruit.

7. Why are tracheid cells long, tapered, dead, and hollow?

Correct Answer: B) To conduct water and minerals throughout the plant.

8. When a plant responds to changes in the relative lengths of light and darkness, the plant is responding to

Correct Answer: D) Photoperiod.

9. The only plant hormone that is a gas

Correct Answer: D) Ethylene.

10. OTHER NAME FOR UTRICULARIA

Correct Answer: B) BLADDERWORT.

11. Examples would be apple trees

Correct Answer: B) Angiosperm.

12. Growth of roots towards a source of water is called:

Correct Answer: B) Hydrotropism.

13. Monocots belong to which class?

Correct Answer: B) Liliopsida.

14. A storage structure-in an animal cell there are many small ones, but in a plant cell there is just one large one.

Correct Answer: A) Vacuole.

15. The largest group of gymnosperms today are the

Correct Answer: C) Conifers.

16. The outer covering of a plant consists of

Correct Answer: C) Dermal tissue.

17. What is the most colorful part of the plant?

Correct Answer: D) Flower.

18. The bacterium which provides nitrogen to the leguminous plants is

Correct Answer: A) Rhizobium.

19. Which strucutre on a stem is similar to a stoma in that it allows the exchange of gases?

Correct Answer: B) Lenticel.

20. What does xylem transport? ? ? ? ? ?

Correct Answer: B) Water and dissolved materials.