Question 1

Which of the following is a derived characteristic of vascular seed-bearing plants that distinguishes them from seedless vascular plants?

Accepted Answer

Heterospory

Question 2

When you see a fern frond in the forest, you are looking at which stage of the plant life cycle?

Accepted Answer

Sporophyte

Question 3

In seed plants, what does the megaspore develop into?

Accepted Answer

Female gametophyte

Question 4

Which structure in seed plants contains the megasporangium, megaspore, and one or more protective integuments?

Accepted Answer

Ovule

Question 5

What is the main evolutionary advantage of seeds compared to spores?

Accepted Answer

Seeds can remain dormant until conditions are favorable

Question 6

Which of the following statements about gymnosperm and angiosperm ovules is correct?

Accepted Answer

Gymnosperm ovules have one integument, angiosperm ovules have two

Question 7

Pollination in seed plants is best described as:

Accepted Answer

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

Question 8

Which of the following is NOT a phylum of gymnosperms?

Accepted Answer

Magnoliophyta

Question 9

In the pine life cycle, what is the ploidy of the embryo inside the seed?

Accepted Answer

Diploid ($$2n)$$

Question 10

Which adaptation is unique to angiosperms and contributed to their evolutionary success?

Accepted Answer

Flowers and fruits

Question 11

Which of the following best describes heterospory in seed plants?

Accepted Answer

Production of both microspores and megaspores

Question 12

Which of the following is a correct match between plant group and dominant generation?

Accepted Answer

Seed plants – Sporophyte

Question 13

Which of the following is a real-world example of the importance of angiosperms to humans?

Accepted Answer

Angiosperms provide the majority of human-consumed calories

Question 14

Which of the following statements about monocots and eudicots is correct?

Accepted Answer

Monocots have one cotyledon and parallel leaf venation

Question 15

Which process occurs after pollination and is necessary for fertilization in seed plants?

Accepted Answer

Formation of the pollen tube

Question 16

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

Accepted Answer

Protection and dispersal of seeds

Question 17

A botanist discovers a plant with scattered vascular tissue in the stem, fibrous roots, and floral organs in multiples of three. This plant is most likely a:

Accepted Answer

Monocot

Question 18

Which of the following crops is NOT one of the six that make up 80% of human-consumed calories?

Accepted Answer

Barley

Question 19

Which of the following best explains why seeds can be dispersed over long distances?

Accepted Answer

Seeds have stored food and protective coats, allowing them to survive transport by wind or animals

Question 20

Which of the following is a correct sequence for the development of the male gametophyte in seed plants?

Accepted Answer

Microsporangium $$\rightarrow$$ Microspore $$\rightarrow$$ Pollen grain (male gametophyte)

Plant Diversity II: The Evolution of Seed Plants (Chapter 30) – Study Notes

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