Question 1

Which structures do fruits arise from?

Accepted Answer

A)  flowers 
B)  leaves 
C)  apical meristems 
D)  stems 
E)  roots 
A)  flowers 
B)  leaves 
C)  apical meristems 
D)  stems 
E)  roots

Question 2

The flower structure that consists of the male reproductive parts is the

Accepted Answer

A)  carpel. 
B)  calyx. 
C)  stamen. 
D)  stigma. 
E)  corolla. 
A)  carpel. 
B)  calyx. 
C)  stamen. 
D)  stigma. 
E)  corolla.

Question 3

A scion is

Accepted Answer

A)  a part of a plant that is grafted to root stock of a closely related plant. 
B)  the root stock to which another plant part is grafted. 
C)  a triploid zygote that develops into endoderm. 
D)  a tetraploid zygote formed from the union of two diploid nuclei. 
E)  a clone of a plant created by tissue culture in a lab. 
A)  a part of a plant that is grafted to root stock of a closely related plant. 
B)  the root stock to which another plant part is grafted. 
C)  a triploid zygote that develops into endoderm. 
D)  a tetraploid zygote formed from the union of two diploid nuclei. 
E)  a clone of a plant created by tissue culture in a lab.

Question 4

When Tewsbury and Nabhan carried out feeding preferences studies,they were testing their hypothesis that peppers are hot

Accepted Answer

A)  to promote pollination of the peppers. 
B)  for a reason unrelated to seed dispersal or destruction. 
C)  to promote dispersion when animals drop the hot fruit. 
D)  to deter seed destroyers without affecting dispersers. 
E)  to deter all animals from destroying the seeds. 
A)  to promote pollination of the peppers. 
B)  for a reason unrelated to seed dispersal or destruction. 
C)  to promote dispersion when animals drop the hot fruit. 
D)  to deter seed destroyers without affecting dispersers. 
E)  to deter all animals from destroying the seeds.

Question 5

You plant a seed into a pot containing some soil,and then add water and place the pot under a light.In the first week,before the seedling even emerged from the soil,carbon dioxide levels increased in the closed chamber.This indicated that __________ was occurring.

Accepted Answer

A)  cellular respiration 
B)  fertilization 
C)  photosynthesis 
D)  alcohol fermentation 
E)  sucrose production 
A)  cellular respiration 
B)  fertilization 
C)  photosynthesis 
D)  alcohol fermentation 
E)  sucrose production

Question 6

Clover will flower if exposed to 8 hours of dark and 16 hours of light.It will not flower if exposed to 16 hours of dark and 8 hours of light.However,if the 16 hours of dark is interrupted with a brief period of light,the clover will flower.Which of the following will trigger clover to flower?

Accepted Answer

A)  long light periods 
B)  short dark periods 
C)  short light periods 
D)  long dark periods 
A)  long light periods 
B)  short dark periods 
C)  short light periods 
D)  long dark periods

Question 7

The whorl of a flower that consists of all petals is the

Accepted Answer

A)  stamen. 
B)  calyx. 
C)  stigma. 
D)  carpel. 
E)  corolla. 
A)  stamen. 
B)  calyx. 
C)  stigma. 
D)  carpel. 
E)  corolla.

Question 8

The whorl of a flower that consists of the female reproductive parts is the

Accepted Answer

A)  stigma. 
B)  corolla. 
C)  calyx. 
D)  carpel. 
E)  stamen. 
A)  stigma. 
B)  corolla. 
C)  calyx. 
D)  carpel. 
E)  stamen.

Question 9

Angiosperms owe their widespread distribution to their production of pollen,seeds,and flowers.Why is the production of pollen an advantage?

Accepted Answer

A)  It is necessary for sexual reproduction. 
B)  It protects and nourishes the embryo. 
C)  It allows fertilization in the absence of water. 
D)  It promotes pollination. 
E)  It allows fertilization in moist areas. 
A)  It is necessary for sexual reproduction. 
B)  It protects and nourishes the embryo. 
C)  It allows fertilization in the absence of water. 
D)  It promotes pollination. 
E)  It allows fertilization in moist areas.

Question 10

A seed is an embryo and its food supply is inside a seed coat.

Accepted Answer

A) True 
 B)False

Question 11

All tropisms result from differential growth in which one side of the responding organ grows faster than the other.

Accepted Answer

A) True 
 B)False

Question 12

You plant a seed into a pot containing some soil,and then add water and place the pot under a light.After the seedling emerged,complete with two green leaves,the carbon dioxide levels decreased in the closed chamber.The developing seedling was using which of the following as a source of energy during this time?

Accepted Answer

A)  water from the soil 
B)  starch from the seed 
C)  sugars from the soil 
D)  nutrients from the soil 
E)  light 
A)  water from the soil 
B)  starch from the seed 
C)  sugars from the soil 
D)  nutrients from the soil 
E)  light

Question 13

Whorl four of a flower is made up of the

Accepted Answer

A)  male reproductive parts of a flower. 
B)  petals. 
C)  female reproductive parts of a flower. 
D)  sepals. 
E)  stem region. 
A)  male reproductive parts of a flower. 
B)  petals. 
C)  female reproductive parts of a flower. 
D)  sepals. 
E)  stem region.

Question 14

Where are floral microspores located?

Accepted Answer

A)  ovule 
B)  corolla 
C)  anther 
D)  sepal 
E)  stigma 
A)  ovule 
B)  corolla 
C)  anther 
D)  sepal 
E)  stigma

Question 15

The whorl of a flower that consists of all the sepals is the

Accepted Answer

A)  stamen. 
B)  calyx. 
C)  carpel. 
D)  corolla. 
E)  stigma. 
A)  stamen. 
B)  calyx. 
C)  carpel. 
D)  corolla. 
E)  stigma.

Question 16

The resumption of growth and development after a period of seed dormancy is

Accepted Answer

A)  germination. 
B)  fertilization. 
C)  transpiration. 
D)  pollination. 
E)  stagnation. 
A)  germination. 
B)  fertilization. 
C)  transpiration. 
D)  pollination. 
E)  stagnation.

Question 17

A farmer might use gibberellins to stimulate stem elongation in plants,thereby increasing the crop yield in some plants.

Accepted Answer

A) True 
 B)False

Exam 24: Reproduction and Development of Flowering Plants

Which structures do fruits arise from?

The flower structure that consists of the male reproductive parts is the

A scion is

When Tewsbury and Nabhan carried out feeding preferences studies,they were testing their hypothesis that peppers are hot

You plant a seed into a pot containing some soil,and then add water and place the pot under a light.In the first week,before the seedling even emerged from the soil,carbon dioxide levels increased in the closed chamber.This indicated that __________ was occurring.

Clover will flower if exposed to 8 hours of dark and 16 hours of light.It will not flower if exposed to 16 hours of dark and 8 hours of light.However,if the 16 hours of dark is interrupted with a brief period of light,the clover will flower.Which of the following will trigger clover to flower?

The whorl of a flower that consists of all petals is the

The whorl of a flower that consists of the female reproductive parts is the

Angiosperms owe their widespread distribution to their production of pollen,seeds,and flowers.Why is the production of pollen an advantage?

A seed is an embryo and its food supply is inside a seed coat.

All tropisms result from differential growth in which one side of the responding organ grows faster than the other.

Whorl four of a flower is made up of the

Where are floral microspores located?

The whorl of a flower that consists of all the sepals is the

The resumption of growth and development after a period of seed dormancy is

A farmer might use gibberellins to stimulate stem elongation in plants,thereby increasing the crop yield in some plants.

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