AP Biology-Plants Review

Which of these time intervals, based on plant fossils, came last (most recently)?

• extensive growth of gymnosperm forests

• colonization of land by early liverworts and mosses

• rise and diversification of angiosperms

• carboniferous swamps with giant horsetails and lycophytes

A student encounters a pondweed which appears to be a charophyte (stonewort). Which of the following features would help the student determine whether the sample comes from a charophyte or from some other type of green alga?

1. molecular structure of enzymes inside the chloroplasts

2. structure of sperm cells

3. presence of phragmoplasts

4. rings of cellulose-synthesizing complexes

• 1 and 3

• 1 and 4

• 2 and 3

• 2, 3, and 4

Tags

NGSS.MS-LS4-2

The following questions refer to the generalized life cycle for land plants shown in the figure below. Each number within a circle or square represents a specific plant or plant part, and each number over an arrow represents either meiosis, mitosis, or fertilization. In the figure above, which number represents the mature gametophyte?

• 1

• 3

• 7

• 11

The following questions refer to the generalized life cycle for land plants shown in the figure below. Each number within a circle or square represents a specific plant or plant part, and each number over an arrow represents either meiosis, mitosis, or fertilization. In the figure above, which number represents an embryo?

• 1

• 3

• 7

• 11

Tags

NGSS.HS-LS1-4

The following questions refer to the generalized life cycle for land plants shown in the figure below. Each number within a circle or square represents a specific plant or plant part, and each number over an arrow represents either meiosis, mitosis, or fertilization. In the figure above, meiosis is most likely to be represented by which number(s)?

• 2

• 4

• 2 & 8

• 10 & 12

Tags

NGSS.HS-LS3-2

Liverworts, hornworts, and mosses are grouped together as the Bryophytes. Besides not having vascular tissue, what do they all have in common?

• They require water for reproduction.

• They are all wind pollinated.

• They are heterosporous.

• They can reproduce asexually by producing gemmae.

Arrange the following terms from most inclusive to least inclusive.

1. embryophytes

2. green plants

3. seedless vascular plants

4. ferns

5. tracheophytes

• 1, 2, 5, 3, 4

• 2, 1, 5, 3, 4

• 2, 5, 1, 3, 4

• 1, 4, 2, 5, 3

Which of these is a major trend in land plant evolution?

• the trend toward smaller size

• the trend toward a gametophyte-dominated life cycle

• the trend toward a sporophyte-dominated life cycle

• the trend toward larger gametophytes

Tags

NGSS.MS-LS4-2

The generative cell of male angiosperm gametophytes is haploid. This cell divides to produce two haploid sperm cells. What type of cell division does the generative cell undergo to produce these sperm cells?

• binary fission

• mitosis

• meiosis

• meiosis without cytokinesis

Tags

NGSS.HS-LS3-2

Which of the following is not a function of the root system?

• photosynthesis

• anchors plant

• stores food

• conducts water