Question 1

Which of the following is NOT a derived trait of all seed plants?

Accepted Answer

Flowers

Question 2

What evolutionary advantage do seeds have over spores in terrestrial environments?

Accepted Answer

Seeds can remain dormant until conditions are favorable for germination

Question 3

In gymnosperms, what structure contains the female gametophyte?

Accepted Answer

Ovule

Question 4

Which of the following best describes the process of pollination in seed plants?

Accepted Answer

The transfer of pollen to the part of a seed plant containing the ovules

Question 5

Which of the following statements about angiosperms is TRUE?

Accepted Answer

They produce seeds enclosed within fruits

Question 6

What is the function of the endosperm in angiosperm seeds?

Accepted Answer

To nourish the developing embryo

Question 7

Which of the following is an example of a gymnosperm that is highly tolerant to air pollution and often used as an ornamental tree?

Accepted Answer

Ginkgo biloba

Question 8

Which of the following best explains why gymnosperms were better suited than nonvascular plants to drier conditions during the Mesozoic era?

Accepted Answer

They do not require water for fertilization due to the presence of pollen

Question 9

Which part of the flower is responsible for producing pollen?

Accepted Answer

Anther

Question 10

A botanist discovers a plant with seeds but no flowers. To which group does this plant most likely belong?

Accepted Answer

Gymnosperms

Question 11

Which of the following crops is NOT one of the six that yield 80% of the calories consumed by humans?

Accepted Answer

Barley

Question 12

Which of the following best describes heterospory in seed plants?

Accepted Answer

The production of two types of spores: microspores and megaspores

Question 13

Which of the following is a correct sequence of events in the gymnosperm life cycle?

Accepted Answer

Pollination → Fertilization → Seed development → Germination

Question 14

Which of the following plant-derived compounds is used as a heart medication?

Accepted Answer

Digitalin

Question 15

Which of the following best explains why the reduced gametophyte is an advantage in seed plants?

Accepted Answer

It is protected and nourished by the sporophyte

Question 16

Which of the following is a function of fruits in angiosperms?

Accepted Answer

To protect seeds and aid in their dispersal

Question 17

A mutation prevents the formation of the pollen tube in an angiosperm. What is the most likely consequence?

Accepted Answer

Sperm will not reach the ovule, preventing fertilization

Question 18

Which of the following best describes the relationship between animals and angiosperms?

Accepted Answer

Animals and angiosperms have co-evolved, influencing each other's adaptations

Question 19

Which of the following is a correct formula for the ploidy of the endosperm in angiosperms?

Accepted Answer

$$3n$$

Question 20

Which of the following is a real-world example of artificial selection in seed plants?

Accepted Answer

The development of modern crops from wild mustard

Plant Diversity II: The Evolution of Seed Plants

Study Guide - Practice Questions