Question 1

A plant embryo (young sporophyte)packaged with a food supply in a tough outer coat is a

Accepted Answer

A) flower. 
B) pollen grain. 
C) seed. 
D) sperm. 
E) fruit. 
A) flower. 
B) pollen grain. 
C) seed. 
D) sperm. 
E) fruit. C

Question 2

Bryophytes lack vascular tissue and lignin and therefore cannot

Accepted Answer

A) sexually reproduce. 
B) grow tall. 
C) asexually reproduce. 
D) produce a gametophyte stage. 
E) produce a sporophyte stagE. 
A) sexually reproduce. 
B) grow tall. 
C) asexually reproduce. 
D) produce a gametophyte stage. 
E) produce a sporophyte stagE. B

Question 3

Which group of plants have phloem and xylem but lack seeds,flowers,and fruit?

Accepted Answer

A) liverworts,hornworts,and mosses 
B) ferns,club mosses,horsetails,and whisk ferns 
C) ginkgo,cycads,conifers,and gnetophytes 
D) monocots and eudicots 
E) All plants have phloem and xylem but lack seeds,flowers,and fruit. 
A) liverworts,hornworts,and mosses 
B) ferns,club mosses,horsetails,and whisk ferns 
C) ginkgo,cycads,conifers,and gnetophytes 
D) monocots and eudicots 
E) All plants have phloem and xylem but lack seeds,flowers,and fruit. B

Question 4

What advantage do ferns have over bryophytes?

Accepted Answer

A) Ferns photosynthesize. 
B) Ferns are heterotrophs. 
C) Ferns have a vascular system,which allow them to grow taller. 
D) Ferns do not require water to reproduce. 
E) Ferns have alternation of generations. 
A) Ferns photosynthesize. 
B) Ferns are heterotrophs. 
C) Ferns have a vascular system,which allow them to grow taller. 
D) Ferns do not require water to reproduce. 
E) Ferns have alternation of generations.

Question 5

The term "gymnosperm" literally means

Accepted Answer

A) "clothed ovule." 
B) "naked seed." 
C) "naked ovule." 
D) "clothed seeD." 
E) "clothed sperm." 
A) "clothed ovule." 
B) "naked seed." 
C) "naked ovule." 
D) "clothed seeD." 
E) "clothed sperm."

Question 6

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",an alternative hypotheses may explain the figure.Your lab partner states that perhaps mosses didn't evolve until recently,which is why they increase after herbs and shrubs.Which of the following would be the best response to your lab partner?

Accepted Answer

A) Mosses were actually the first land plants to appear. 
B) Mosses are better adapted to dry climates. 
C) All land plants appeared at roughly the same time. 
D) If you look carefully at the figure,there were a few mosses present 300,000 years ago with other plants,so they had at least arisen prior to that. 
E) Mammoths probably ate the mosses,so they did not appear until after the mammoths went extinct. 
A) Mosses were actually the first land plants to appear. 
B) Mosses are better adapted to dry climates. 
C) All land plants appeared at roughly the same time. 
D) If you look carefully at the figure,there were a few mosses present 300,000 years ago with other plants,so they had at least arisen prior to that. 
E) Mammoths probably ate the mosses,so they did not appear until after the mammoths went extinct.

Question 7

______ transport sugars produced by photosynthesis to the non-green parts of the plant.

Accepted Answer

A) Stomata 
B) Roots 
C) Phloem 
D) Xylem 
E) Cuticle 
A) Stomata 
B) Roots 
C) Phloem 
D) Xylem 
E) Cuticle

Question 8

Cycads are

Accepted Answer

A) trees that produce flowers. 
B) bryophytes. 
C) trees that produce large cones. 
D) algae. 
E) ferns. 
A) trees that produce flowers. 
B) bryophytes. 
C) trees that produce large cones. 
D) algae. 
E) ferns.

Question 9

Which group of plants have phloem and xylem,seeds,flowers,and fruit and in many cases require animals for reproduction?

Accepted Answer

A) liverworts,hornworts,and mosses 
B) ferns,club mosses,horsetails,and whisk ferns 
C) ginkgo,cycads,conifers,and gnetophytes 
D) monocots and eudicots 
E) All plants 
A) liverworts,hornworts,and mosses 
B) ferns,club mosses,horsetails,and whisk ferns 
C) ginkgo,cycads,conifers,and gnetophytes 
D) monocots and eudicots 
E) All plants

Question 10

The fruits of plants primarily function in

Accepted Answer

A) providing food for animals. 
B) seed protection. 
C) both protecting and dispersing seeds. 
D) seed dispersal. 
E) both feeding animals and protecting seeds. 
A) providing food for animals. 
B) seed protection. 
C) both protecting and dispersing seeds. 
D) seed dispersal. 
E) both feeding animals and protecting seeds.

Question 11

The structure of the angiosperm that supplies nutrients to the germinating seedling is the

Accepted Answer

A) endosperm. 
B) fruit. 
C) seed coat. 
D) spore coat. 
E) pollen grain. 
A) endosperm. 
B) fruit. 
C) seed coat. 
D) spore coat. 
E) pollen grain.

Question 12

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",why did the scientists choose to look for the gene encoding for rubisco protein in their core samples?

Accepted Answer

A) Plant cells do not have mitochondriA. 
B) Plant cells do not have a nucleus. 
C) It is used in respiration by all plants. 
D) It is used in photosynthesis by all plants. 
E) It is present only in angiosperms. 
A) Plant cells do not have mitochondriA. 
B) Plant cells do not have a nucleus. 
C) It is used in respiration by all plants. 
D) It is used in photosynthesis by all plants. 
E) It is present only in angiosperms.

Question 13

What part of plant cells contains chlorophyll a and carries out photosynthesis?

Accepted Answer

A) mitochondrion 
B) chloroplast 
C) central vacuole 
D) cell membrane 
E) Golgi body 
A) mitochondrion 
B) chloroplast 
C) central vacuole 
D) cell membrane 
E) Golgi body

Question 14

The two types of vascular tissue in most plants are

Accepted Answer

A) lignin and xylem. 
B) xylem and phloem. 
C) lignin and phloem. 
D) xylem and stomata. 
E) stomata and lignin. 
A) lignin and xylem. 
B) xylem and phloem. 
C) lignin and phloem. 
D) xylem and stomata. 
E) stomata and lignin.

Question 15

With few exceptions,which of the following is not a characteristic of plants?

Accepted Answer

A) They are multicellular organisms. 
B) They are autotrophs. 
C) They are eukaryotes. 
D) They are heterotrophs. 
E) They carry out photosynthesis. 
A) They are multicellular organisms. 
B) They are autotrophs. 
C) They are eukaryotes. 
D) They are heterotrophs. 
E) They carry out photosynthesis.

Question 16

Flowers and fruits are unique to

Accepted Answer

A) angiosperms. 
B) bryophytes. 
C) gymnosperms. 
D) conifers. 
E) cycads. 
A) angiosperms. 
B) bryophytes. 
C) gymnosperms. 
D) conifers. 
E) cycads.

Question 17

In bryophytes,the sporophyte is conspicuous or dominant.

Accepted Answer

A) True 
 B)False

Question 18

A cotyledon is

Accepted Answer

A) the first leaf structure to arise in the embryo of an angiosperm. 
B) a spore-like structure used for reproduction in plants. 
C) the fruit produced by flowers of angiosperms. 
D) a tissue fragment of tissue used for reproduction in bryophytes. 
E) the zygote formed in ferns from the union of two gametes. 
A) the first leaf structure to arise in the embryo of an angiosperm. 
B) a spore-like structure used for reproduction in plants. 
C) the fruit produced by flowers of angiosperms. 
D) a tissue fragment of tissue used for reproduction in bryophytes. 
E) the zygote formed in ferns from the union of two gametes.

Question 19

Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.Light,water,minerals,and dissolved gases surround the whole body of a submerged green alga,and the buoyancy of water provides physical support.What part did plants evolve to absorb water and minerals on dry land?

Accepted Answer

A) stomata 
B) pollen 
C) vascular tissues 
D) cuticle 
E) lignin 
A) stomata 
B) pollen 
C) vascular tissues 
D) cuticle 
E) lignin

Question 20

Which of the following is NOT a way plants affect life on Earth?

Accepted Answer

A) Top of food webs 
B) Habitat for microscopic and macroscopic organisms 
C) Fuel source directly as nutrition and indirectly as wood and coal 
D) Prevent erosion of landscape by rooting into soil and other substrates 
E) Provide oxygen that forms the ozone layer 
A) Top of food webs 
B) Habitat for microscopic and macroscopic organisms 
C) Fuel source directly as nutrition and indirectly as wood and coal 
D) Prevent erosion of landscape by rooting into soil and other substrates 
E) Provide oxygen that forms the ozone layer

Exam 16: Evolution and Diversity of Plants

A plant embryo (young sporophyte)packaged with a food supply in a tough outer coat is a

Bryophytes lack vascular tissue and lignin and therefore cannot

Which group of plants have phloem and xylem but lack seeds,flowers,and fruit?

What advantage do ferns have over bryophytes?

The term "gymnosperm" literally means

______ transport sugars produced by photosynthesis to the non-green parts of the plant.

Cycads are

Which group of plants have phloem and xylem,seeds,flowers,and fruit and in many cases require animals for reproduction?

The fruits of plants primarily function in

The structure of the angiosperm that supplies nutrients to the germinating seedling is the

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",why did the scientists choose to look for the gene encoding for rubisco protein in their core samples?

What part of plant cells contains chlorophyll a and carries out photosynthesis?

The two types of vascular tissue in most plants are

With few exceptions,which of the following is not a characteristic of plants?

Flowers and fruits are unique to

In bryophytes,the sporophyte is conspicuous or dominant.

A cotyledon is

Which of the following is NOT a way plants affect life on Earth?

Scientific Study of Life

The Chemistry of Life

Cells

The Energy of Life

Photosynthesis

How Cells Release Energy

DNA Structure and Gene Function

DNA Replication and Cell Division

Sexual Reproduction and Meiosis

Patterns of Inheritance

DNA Technology

Forces of Evolutionary Change

Evidence of Evolution

Speciation and Extinction

Evolution and Diversity of Microbial Life

Evolution and Diversity of Animals

Population Ecology

Communities and Ecosystems

Preserving Biodiversity

Plant Form and Function

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

Nervous System and the Senses

The Endocrine System

The Skeletal and Muscular Systems

The Circulatory and Respiratory Systems

Regulating Temperature, nutrients, and Body Fluids

The Immune System

Animal Reproduction and Development

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