Question 1

The parts of the plant that absorb water and minerals are the

Accepted Answer

A) stomatA. 
B) roots. 
C) flowers. 
D) pollen. 
E) cuticlE. 
A) stomatA. 
B) roots. 
C) flowers. 
D) pollen. 
E) cuticlE.

Question 2

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",which of the following groups of animals was most likely to be present given the abundance of herbs and grasses and lack of vertebrate mitochondrial DNA in samples from Siberia 300-400,000 years ago?

Accepted Answer

A) mammals 
B) arthropods (insects) 
C) birds 
D) amphibians 
E) reptiles 
A) mammals 
B) arthropods (insects) 
C) birds 
D) amphibians 
E) reptiles

Question 3

The four phyla of the gymnosperms are

Accepted Answer

A) monocotyledons,dicotyledons,conifers,and cycads. 
B) horsetails,true ferns,whisk ferns,and club mosses. 
C) conifers,monocotyledons,dicotyledons,and cycads. 
D) mosses,liverworts,club mosses,and hornworts. 
E) conifers,cycads,ginkgos,and gnetophytes. 
A) monocotyledons,dicotyledons,conifers,and cycads. 
B) horsetails,true ferns,whisk ferns,and club mosses. 
C) conifers,monocotyledons,dicotyledons,and cycads. 
D) mosses,liverworts,club mosses,and hornworts. 
E) conifers,cycads,ginkgos,and gnetophytes.

Question 4

______ is/are a waxy coating that minimizes water loss from leaves of the plant.

Accepted Answer

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

Question 5

How have plants transformed the world?

Accepted Answer

A) Food source for many animals,fungi,and even some prokaryotes and protists 
B) Habitat for breeding,rearing young,and escaping predators 
C) Photosynthesis provides oxygen for aerobic respiration to make ATP 
D) Fibers for clothing and paper 
E) All answers are correct. 
A) Food source for many animals,fungi,and even some prokaryotes and protists 
B) Habitat for breeding,rearing young,and escaping predators 
C) Photosynthesis provides oxygen for aerobic respiration to make ATP 
D) Fibers for clothing and paper 
E) All answers are correct.

Question 6

Molecular evidence suggests that plants and green algae do not descend from a common ancestor.

Accepted Answer

A) True 
 B)False

Question 7

In angiosperms,pollen must complete mitosis to produce gametes.Therefore pollen are which of the following?

Accepted Answer

A) sporophytes 
B) eggs 
C) seeds 
D) sperm 
E) gametophytes 
A) sporophytes 
B) eggs 
C) seeds 
D) sperm 
E) gametophytes

Question 8

The cones of gymnosperms play the same role as ______ in angiosperms.

Accepted Answer

A) flowers 
B) seeds 
C) leaves 
D) fruit 
E) roots 
A) flowers 
B) seeds 
C) leaves 
D) fruit 
E) roots

Question 9

Evidence that algae are the closest relatives to plants is that they both

Accepted Answer

A) have chloroplasts. 
B) contain chlorophyll a. 
C) have cellulose-rich cell walls. 
D) use starch as a nutrient reserve. 
E) All answers are correct. 
A) have chloroplasts. 
B) contain chlorophyll a. 
C) have cellulose-rich cell walls. 
D) use starch as a nutrient reserve. 
E) All answers are correct.

Question 10

Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.In sexual reproduction,an alga releases gametes into the water and fertilization occurs.What reproductive adaptation did plants evolve on dry land?

Accepted Answer

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

Question 11

Stomata allow plants to exchange gases with the atmosphere.

Accepted Answer

A) True 
 B)False

Question 12

What advantage do angiosperms have over gymnosperms?

Accepted Answer

A) Angiosperms can produce flowers and fruits to aid in seed dispersal. 
B) Angiosperms produce pollen and do not require water to reproduce. 
C) Angiosperms have alternation of generations. 
D) Angiosperms have a vascular system,which allows them to grow taller. 
E) Angiosperms can produce spores,which are more stable than seeds from gymnosperms. 
A) Angiosperms can produce flowers and fruits to aid in seed dispersal. 
B) Angiosperms produce pollen and do not require water to reproduce. 
C) Angiosperms have alternation of generations. 
D) Angiosperms have a vascular system,which allows them to grow taller. 
E) Angiosperms can produce spores,which are more stable than seeds from gymnosperms.

Question 13

The parts of the plant that allow for gas exchange are the

Accepted Answer

A) roots. 
B) stomata. 
C) xylem. 
D) phloem. 
E) cuticlE. 
A) roots. 
B) stomata. 
C) xylem. 
D) phloem. 
E) cuticlE.

Question 14

In alternation of generations,a diploid sporophyte goes through meiosis to form ____ spores.

Accepted Answer

A) diploid 
B) tetraploid 
C) haploid 
D) uniploid 
E) no spores (This occurs in mitosis,not meiosis. ) 
A) diploid 
B) tetraploid 
C) haploid 
D) uniploid 
E) no spores (This occurs in mitosis,not meiosis. )

Question 15

Which of the following is not a member of the gymnosperms?

Accepted Answer

A) conifers 
B) ferns 
C) gnetophytes 
D) cycads 
E) ginkgos 
A) conifers 
B) ferns 
C) gnetophytes 
D) cycads 
E) ginkgos

Question 16

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",why did the scientists choose to look specifically for vertebrate mitochondrial genes in their core samples?

Accepted Answer

A) Only vertebrates eat plants. 
B) Plants and animals have different mitochondrial genes. 
C) Animal cells do not have chloroplasts. 
D) Animal cells do not have nucleus. 
E) Animals were present in Beringia before plants. 
A) Only vertebrates eat plants. 
B) Plants and animals have different mitochondrial genes. 
C) Animal cells do not have chloroplasts. 
D) Animal cells do not have nucleus. 
E) Animals were present in Beringia before plants.

Question 17

The two groups of angiosperms are

Accepted Answer

A) mosses and club mosses. 
B) ginkgos and cycads. 
C) monocots and eudicots. 
D) horsetails and ferns. 
E) conifers and gnetophytes. 
A) mosses and club mosses. 
B) ginkgos and cycads. 
C) monocots and eudicots. 
D) horsetails and ferns. 
E) conifers and gnetophytes.

Question 18

Fossil evidence places the origin of angiosperms in the early Cretaceous period,at least 130 million years ago.By 100 million years ago,all of today's major lineages of angiosperms had evolved.Angiosperms make up 95% of all modern plant species.Which of the following may help explain the rapid success of angiosperms?

Accepted Answer

A) use of the wind to disperse pollen and seeds 
B) use of flowers and fruits to protect and disperse both pollen and seeds 
C) use of the wind to disperse spores 
D) use of water to disperse pollen and seeds 
E) All answers are correct. 
A) use of the wind to disperse pollen and seeds 
B) use of flowers and fruits to protect and disperse both pollen and seeds 
C) use of the wind to disperse spores 
D) use of water to disperse pollen and seeds 
E) All answers are correct.

Question 19

Which of the following was the most recent to evolve?

Accepted Answer

A) angiosperms 
B) gymnosperms 
C) seedless vascular plants 
D) bryophytes 
E) green algae 
A) angiosperms 
B) gymnosperms 
C) seedless vascular plants 
D) bryophytes 
E) green algae

Exam 16: Evolution and Diversity of Plants

The parts of the plant that absorb water and minerals are the

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",which of the following groups of animals was most likely to be present given the abundance of herbs and grasses and lack of vertebrate mitochondrial DNA in samples from Siberia 300-400,000 years ago?

The four phyla of the gymnosperms are

______ is/are a waxy coating that minimizes water loss from leaves of the plant.

How have plants transformed the world?

Molecular evidence suggests that plants and green algae do not descend from a common ancestor.

In angiosperms,pollen must complete mitosis to produce gametes.Therefore pollen are which of the following?

The cones of gymnosperms play the same role as ______ in angiosperms.

Evidence that algae are the closest relatives to plants is that they both

Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.In sexual reproduction,an alga releases gametes into the water and fertilization occurs.What reproductive adaptation did plants evolve on dry land?

Stomata allow plants to exchange gases with the atmosphere.

What advantage do angiosperms have over gymnosperms?

The parts of the plant that allow for gas exchange are the

In alternation of generations,a diploid sporophyte goes through meiosis to form ____ spores.

Which of the following is not a member of the gymnosperms?

In the section "Investigating Life: Genetic Messages from Ancient Ecosystems",why did the scientists choose to look specifically for vertebrate mitochondrial genes in their core samples?

The two groups of angiosperms are

Which of the following was the most recent to evolve?

Scientific Study of Life

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How Cells Release Energy

DNA Structure and Gene Function

DNA Replication and Cell Division

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Evidence of Evolution

Speciation and Extinction

Evolution and Diversity of Microbial Life

Evolution and Diversity of Animals

Population Ecology

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Preserving Biodiversity

Plant Form and Function

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

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