Chapter 18. 18·7–18·12 Pollination, fertilization, and seed dispersal...

Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 18·7–18·12 Pollination, fertilization, and seed dispersal often depend on help from other organisms by answering the following questions.

1.

1. Flowering plants attract animals to assist in pollination. Which of the following animal groups is not a common pollinator of flowering plants?

A.
B.
C.
D.
E.

Correct. (See section 18·7 Plants need help getting the male gamete to the female gamete for fertilization.)
Incorrect. (See section 18·7 Plants need help getting the male gamete to the female gamete for fertilization.)

2.

2. The phenomenon of double fertilization is a characteristic of which of the following plant taxa?

A.
B.
C.
D.
E.

Correct. (See section 18·9 Fertilization occurs after pollination.)
Incorrect. (See section 18·9 Fertilization occurs after pollination.)

3.

3. Which of the following is NOT a mechanism by which plants can avoid self-fertilization?

A.
B.
C.
D.
E.

Correct. (See section 18·10 Most plants can avoid self-fertilization.)
Incorrect. (See section 18·10 Most plants can avoid self-fertilization.)

4.

4. The developing embryonic plant forms both a shoot meristem and a:

A.
B.
C.
D.
E.

Correct. (See section 18·11 Following fertilization, the ovule develops into a seed.)
Incorrect. (See section 18·11 Following fertilization, the ovule develops into a seed.)

5.

5. Seeds that are tiny and light are most likely to be:

A.
B.
C.
D.
E.

Correct. (See section 18·12 Fruits are a way for plants to disperse their seeds.)
Incorrect. (See section 18·12 Fruits are a way for plants to disperse their seeds.)

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