Question 1

Besides edible and poisonous mushrooms,describe two fungi that are beneficial to humans and two fungi that are harmful to humans.

Accepted Answer

Possible Answers: Yeast is a beneficial ...

Question 2

Sugars can travel all throughout a plant.How do they "know" where to go?

Accepted Answer

A)  Phloem transport proteins carry the sugar molecules and bind to sugar receptors on cells where they are needed.
B)  Like diffusion down a concentration gradient,sugar flows from source to sink.
C)  Sugar flows by gravity from the leaves to the roots.
D)  Sugar adheres to water molecules and is pulled up by transpiration.E) C) and D)
F) B) and D)

Question 3

Ferns often have small bumps called sori arranged in rows on their undersides.What are these structures?

Accepted Answer

A)  Spore capsules
B)  Seed capsules
C)  Nodules containing symbiotic bacteria
D)  ParasitesE) B) and C)
F) A) and D)

Question 4

Which statement related to gymnosperm reproduction is true?

Accepted Answer

A)  Spores produce pollen grains which contain sperm.
B)  Two sperm are required to fertilize the ovule.
C)  Many rely upon insects for pollination.
D)  It is so inefficient that gymnosperms do not grow very tall or live for very long.E) A) and B)
F) A) and D)

Question 5

How do fungi reproduce sexually?

Accepted Answer

A)  By the fusion of gametes from two different fungi
B)  By the fusion of spores from two different fungi
C)  By the fusion of hyphae from two different fungi
D)  By asexual reproduction onlyE) C) and D)
F) A) and B)

Question 6

If you were to observe a flower that lacked petals,fragrance,or nectar,what might you conclude is the pollinator?

Accepted Answer

A)  Ants
B)  Wind
C)  Bees
D)  MothsE) A) and B)
F) A) and C)

Question 7

Where do plants typically store their starches and sugars for later use?

Accepted Answer

A)  In the leaves
B)  In the stems
C)  In the buds
D)  In the rootsE) A) and B)
F) B) and C)

Question 8

What is a tuber?

Accepted Answer

A)  A reproductive structure on a plant
B)  A drought-resistant life stage of a plant
C)  A sugar storage structure of a plant
D)  A water storage structure of a plantE) B) and C)
F) A) and C)

Question 9

What do charophytes and bryophytes have in common?

Accepted Answer

A)  Roots
B)  Lignin
C)  Live on land
D)  None of theseE) B) and D)
F) A) and C)

Question 10

Fern sperm are ________.

Accepted Answer

A)  amoeboid
B)  ciliated
C)  flagellated
D)  None of theseE) None of the above
F) A) and C) C

Question 11

What is a fruit?

Accepted Answer

A)  A plant embryo
B)  The protective endosperm
C)  A swollen plant zygote
D)  A mature ovaryE) B) and C)
F) None of the above

Question 12

Why do pine trees have two different types of cones?

Accepted Answer

A)  One type produces the gametophyte,the other type produces the sporophyte.
B)  One type produces ovules,the other type produces pollen.
C)  One type is produced in the fall,the other type is produced in the spring.
D)  One type produces seeds,the other type produces fruit.E) A) and B)
F) None of the above

Question 13

Are all fungi prokaryotes?

Accepted Answer

A)  Yes,all fungi are prokaryotes.
B)  No,some are prokaryotes,some are eukaryotes.
C)  No,they are all eukaryotes.
D)  No,they are neither prokaryotes nor eukaryotes.E) B) and D)
F) A) and D) C

Question 14

What is the most recent common ancestor of fungi and animals?

Accepted Answer

A)  A protist
B)  Moss
C)  A bryophyte
D)  AlgaeE) A) and B)
F) A) and C) A

Question 15

If the phloem in a tree trunk were to become blocked,how would this affect the plant?

Accepted Answer

A)  The leaves would dry out.
B)  Sugars could not be made.
C)  Sugars could not be transported from leaves to roots.
D)  Water could not be sent to the roots.E) None of the above
F) All of the above

Question 16

Which is not a characteristic of the gymnosperms?

Accepted Answer

A)  Cones
B)  Seeds
C)  Pollen
D)  FlowersE) A) and C)
F) A) and B)

Question 17

Which of the following is a unique characteristic of bryophyte not seen in the other plant groups?

Accepted Answer

A)  They exhibit alternation of generations.
B)  They produce flowers.
C)  The gametophyte is larger than the sporophyte.
D)  They produce diploid spores.E) B) and C)
F) None of the above

Question 18

What does a gametophyte produce?

Accepted Answer

A)  Haploid gametes
B)  Diploid gametes
C)  Haploid spores
D)  Diploid sporesE) A) and B)
F) None of the above

Question 19

Imagine you were driving westward on a road in a wooded area.If ferns were growing in the area,which side of the road would they most likely be growing and why wouldn't they be growing as well on the other side?

Accepted Answer

Possible Answers: If the road runs east ...

Question 20

How does a plant's cuticle allow it to live on land?

Accepted Answer

A)  By preventing water loss
B)  By absorbing nutrients from the soil
C)  By preventing the gametes from drying out
D)  By increasing structural supportE) C) and D)
F) None of the above

Exam 9: Biodiversity 2: Fungi and Plants

Besides edible and poisonous mushrooms,describe two fungi that are beneficial to humans and two fungi that are harmful to humans.

Correct AnswerverifiedPossible Answers: Yeast is a beneficial ...View AnswerShow Answer

Sugars can travel all throughout a plant.How do they "know" where to go?

Correct AnswerverifiedShow Answer

Ferns often have small bumps called sori arranged in rows on their undersides.What are these structures?

Correct AnswerverifiedShow Answer

Which statement related to gymnosperm reproduction is true?

Correct AnswerverifiedShow Answer

How do fungi reproduce sexually?

Correct AnswerverifiedShow Answer

If you were to observe a flower that lacked petals,fragrance,or nectar,what might you conclude is the pollinator?

Correct AnswerverifiedShow Answer

Where do plants typically store their starches and sugars for later use?

Correct AnswerverifiedShow Answer

What is a tuber?

Correct AnswerverifiedShow Answer

What do charophytes and bryophytes have in common?

Correct AnswerverifiedShow Answer

Fern sperm are ________.

Correct AnswerverifiedC

What is a fruit?

Correct AnswerverifiedShow Answer

Why do pine trees have two different types of cones?

Correct AnswerverifiedShow Answer

Are all fungi prokaryotes?

Correct AnswerverifiedC

What is the most recent common ancestor of fungi and animals?

Correct AnswerverifiedA

If the phloem in a tree trunk were to become blocked,how would this affect the plant?

Correct AnswerverifiedShow Answer

Which is not a characteristic of the gymnosperms?

Correct AnswerverifiedShow Answer

Which of the following is a unique characteristic of bryophyte not seen in the other plant groups?

Correct AnswerverifiedShow Answer

What does a gametophyte produce?

Correct AnswerverifiedShow Answer

Imagine you were driving westward on a road in a wooded area.If ferns were growing in the area,which side of the road would they most likely be growing and why wouldn't they be growing as well on the other side?

Correct AnswerverifiedPossible Answers: If the road runs east ...View AnswerShow Answer

How does a plant's cuticle allow it to live on land?

Correct AnswerverifiedShow Answer

Correct Answer
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Possible Answers: Yeast is a beneficial ...
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C

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C

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A

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Possible Answers: If the road runs east ...
View Answer

Correct Answer
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