Question 1

Which of the following is NOT a key feature that distinguishes plants from other photosynthetic organisms?

Accepted Answer

Ability to move actively toward sunlight

Question 2

The alternation of generations in plants involves which of the following processes?

Accepted Answer

A diploid sporophyte produces haploid spores by meiosis

Question 3

Which adaptation allowed early plants to colonize land by reducing water loss?

Accepted Answer

Waxy cuticle covering leaves and stems

Question 4

What is the primary function of xylem in vascular plants?

Accepted Answer

Conducting water and minerals upward from the roots

Question 5

Which of the following statements about nonvascular plants is TRUE?

Accepted Answer

They rely on diffusion to distribute water and nutrients

Question 6

Why are mosses able to survive periods of drought?

Accepted Answer

They dehydrate and become dormant until water is available

Question 7

Which structure in nonvascular plants protects the developing embryo after fertilization?

Accepted Answer

Archegonium

Question 8

What evolutionary advantage do seeds provide to plants?

Accepted Answer

They allow plants to reproduce without water for gamete dispersal

Question 9

Which group of plants is characterized by the presence of flowers and fruits?

Accepted Answer

Angiosperms

Question 10

In the life cycle of a fern, what is the role of the sporangium?

Accepted Answer

It produces haploid spores by meiosis

Question 11

Which adaptation is unique to conifers and helps them survive in cold, dry climates?

Accepted Answer

Retention of green leaves throughout the year (evergreen)

Question 12

Which of the following is a real-world example of how plants affect other organisms?

Accepted Answer

Plants produce oxygen as a by-product of photosynthesis

Question 13

Which of the following best describes the relationship between sporophyte and gametophyte generations in seed plants?

Accepted Answer

The sporophyte is the dominant, larger generation

Question 14

Which plant group is most likely to be found in a peat bog and is known for inhibiting bacterial decay?

Accepted Answer

Sphagnum mosses

Question 15

Which equation correctly represents the process of photosynthesis in plants?

Accepted Answer

$$6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6$ + 6O_2$$

Question 16

A botanist discovers a plant with no visible leaves, roots, or stems, and a flower that emits a strong odor. Which type of plant is this most likely to be?

Accepted Answer

A parasitic flowering plant

Question 17

Which adaptation in angiosperms directly increases the likelihood of successful seed dispersal by animals?

Accepted Answer

Development of fruits

Question 18

Which of the following is a chemical defense evolved by angiosperms to deter herbivores?

Accepted Answer

Production of poisonous compounds

Question 19

Which of the following plant groups is most closely related to the ancestors of land plants, based on DNA sequence comparisons?

Accepted Answer

Charophytes (stoneworts)

Question 20

Which of the following is a multi-step process that occurs during the life cycle of a moss?

Accepted Answer

Spores are released, germinate into gametophytes, which produce gametes that fuse to form a zygote, developing into a sporophyte

The Diversity of Plants (Chapter 22) - Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards