BIO 202 EXAM 2 UNCW QUESTIONS WITH COMPLETE SOLUTIONS

BIO 202 EXAM 2 UNCW QUESTIONS WITH
COMPLETE SOLUTIONS
Course
 BIO 202
1 Which of the following is NOT an angiosperm?

 A. Monocots

 B. Eudicots

 C. Ginkgo

 D. Water Lilies

 E. All are angiosperms

Answer: C. Ginkgo

2 Fruits are mature ________.

 A. Ovaries

 B. Ovules

 C. Seeds

 D. Anthers

 E. Pollen grains

Answer: A. Ovaries

3 In angiosperms, double fertilization results in the formation of:

 A. Two zygotes

 B. A diploid zygote and a triploid endosperm

 C. Two embryos

 D. A haploid zygote and a diploid endosperm

 E. None of the above

Answer: B. A diploid zygote and a triploid endosperm

4 Which structure is NOT part of the ovule?

 A. Integument

,  B. Megasporangium

 C. Female gametophyte

 D. Seed coat

 E. All are parts of the ovule

Answer: D. Seed coat

5 Which of the following is true about bryophyte sporophytes?

 A. They are independent of the gametophyte

 B. They are dependent on the gametophyte

 C. They produce seeds

 D. They have a dominant sporophyte generation

 E. None of the above

Answer: B. They are dependent on the gametophyte

6 The cuticle in land plants primarily functions to:

 A. Facilitate gas exchange

 B. Prevent water loss

 C. Absorb nutrients

 D. Support the plant structure

 E. None of the above

Answer: B. Prevent water loss

7 Which group of plants is characterized by having microphylls?

 A. Bryophytes

 B. Lycophytes

 C. Ferns

 D. Gymnosperms

 E. Angiosperms

Answer: B. Lycophytes

,8 In the life cycle of ferns, the dominant generation is the:

 A. Gametophyte

 B. Sporophyte

 C. Both are equally dominant

 D. Neither; ferns do not have a dominant generation

 E. None of the above

Answer: B. Sporophyte

9 Which of the following structures is unique to angiosperms?

 A. Seeds

 B. Flowers

 C. Pollen

 D. Vascular tissue

 E. Spores

Answer: B. Flowers

10 The male gametophyte in seed plants is known as:

 A. Ovule

 B. Pollen grain

 C. Anther

 D. Microspore

 E. Megaspore

Answer: B. Pollen grain

11. Which of the following is a characteristic feature of gymnosperms?

 A. Flowers

 B. Fruits

 C. Naked seeds

 D. Triploid endosperm

,  E. Flagellated sperm

Answer: C. Naked seeds

12. What is the primary function of phloem in vascular plants?

 A. Transport of water and minerals

 B. Transport of sugars and organic nutrients

 C. Gas exchange

 D. Anchoring the plant

 E. Photosynthesis

Answer: B. Transport of sugars and organic nutrients

13. Which structure in plants is responsible for absorbing water and minerals from the
soil?

 A. Stomata

 B. Xylem

 C. Phloem

 D. Root hairs

 E. Cuticle

Answer: D. Root hairs

14. The main function of stomata is to:

 A. Transport sugars

 B. Absorb water

 C. Regulate gas exchange

 D. Support plant structure

 E. Protect against herbivory

Answer: C. Regulate gas exchange

15. Which of the following groups of plants produces spores instead of seeds?

 A. Gymnosperms