Question 1

A flower's parts are modified leaves that develop from a thickened region of stem called a ____.

Accepted Answer

A) style 
B) receptacle 
C) stigma 
D) filament 
E) calyx 
A) style 
B) receptacle 
C) stigma 
D) filament 
E) calyx

Question 2

Quaking aspen trees reproduce vegetatively by ____.

Accepted Answer

A) suckers 
B) corms 
C) bulbs 
D) tubers 
E) rhizomes 
A) suckers 
B) corms 
C) bulbs 
D) tubers 
E) rhizomes

Question 3

Match between columns
                        Premises: pineapple 
 11ebeeb6_5cc0_7f95_b31f_5b2b06065f7a_TBX8682_00

Accepted Answer

The Answer of accessory fruit; an aggregate of individual fleshy is...

Question 4

Which of the following is an example of thigmotropism?

Accepted Answer

A) vines bending around a pole as they grow up it 
B) seedlings bending towards the light 
C) roots growing down into the soil 
D) a shoot on its side turning to grow upwards 
E) leaves bend toward the sunlight 
A) vines bending around a pole as they grow up it 
B) seedlings bending towards the light 
C) roots growing down into the soil 
D) a shoot on its side turning to grow upwards 
E) leaves bend toward the sunlight

Question 5

Match between columns
                        Premises: Which stage is indicated by label 1?

Accepted Answer

The Answer of four haploid ( n )megaspores form by is...

Question 6

Which of the following do researchers suspect is an important factor in colony collapse disorder (CCD?)

Accepted Answer

A) Habitat fragmentation caused by land development inhibits a bee's chance of finding a reproductive partner. 
B) Long-term exposure to low levels of insecticides impair a plant's ability to produce nectar that a bee can use. 
C) Exposure to extremely high levels of herbicides can kill an entire population of plants and the bees that depend on them. 
D) Herbicides kill the plants that bees pollinate thereby eliminating the source of nectar for a bee. 
E) Long-term exposure to low levels of insecticides impair a bee's ability to navigate and communicate. 
A) Habitat fragmentation caused by land development inhibits a bee's chance of finding a reproductive partner. 
B) Long-term exposure to low levels of insecticides impair a plant's ability to produce nectar that a bee can use. 
C) Exposure to extremely high levels of herbicides can kill an entire population of plants and the bees that depend on them. 
D) Herbicides kill the plants that bees pollinate thereby eliminating the source of nectar for a bee. 
E) Long-term exposure to low levels of insecticides impair a bee's ability to navigate and communicate.

Question 7

Why is colony collapse disorder (CCD)a problem for all of us?

Accepted Answer

A) the pathogen responsible for CCD can infect multiple hosts 
B) the decline in honey production could cause our economy to collapse 
C) bees are essential as key pollinators of our agricultural crops 
D) actually, it's not-- there are other pollinators that can take over for the bees 
E) bees could spread this disease to humans through their honey 
A) the pathogen responsible for CCD can infect multiple hosts 
B) the decline in honey production could cause our economy to collapse 
C) bees are essential as key pollinators of our agricultural crops 
D) actually, it's not-- there are other pollinators that can take over for the bees 
E) bees could spread this disease to humans through their honey

Question 8

Bananas are picked green, shipped to their destination, and then sprayed with an artificial plant hormone. Which plant hormone would be used for this purpose?

Accepted Answer

A) auxin 
B) gibberellin 
C) ethylene 
D) cytokinin 
E) abscisic acid 
A) auxin 
B) gibberellin 
C) ethylene 
D) cytokinin 
E) abscisic acid

Question 9

In monocots, endosperm ____.

Accepted Answer

A) consists mainly of glucose and water 
B) is consumed by the embryo as the seed develops 
C) is transferred to the cotyledons 
D) is largely unused as the seed develops 
E) matures into a fruit 
A) consists mainly of glucose and water 
B) is consumed by the embryo as the seed develops 
C) is transferred to the cotyledons 
D) is largely unused as the seed develops 
E) matures into a fruit

Question 10

Match between columns
                        Premises: Which stage is indicated by label 3?

Accepted Answer

The Answer of mitosis of a microspore followed by differentiation is...

Question 11

Match between columns
                        Premises: pea pod 
 11ebeeb6_5cc0_7f94_b31f_377ec6de3a43_TBX8682_00

Accepted Answer

The Answer of accessory fruit; an aggregate of individual fleshy is...

Question 12

In contrast to most other plant hormones, which hormone is a germination inhibitor?

Accepted Answer

A) auxin 
B) gibberellin 
C) cytokinin 
D) abscisic acid 
E) ethylene 
A) auxin 
B) gibberellin 
C) cytokinin 
D) abscisic acid 
E) ethylene

Question 13

A fruit is a mature ____ that contains seeds.

Accepted Answer

A) egg 
B) ovule 
C) megaspore 
D) endosperm 
E) ovary 
A) egg 
B) ovule 
C) megaspore 
D) endosperm 
E) ovary

Question 14

Match between columns
                        Premises: Which stage is indicated by label 10?

Accepted Answer

The Answer of three megaspores disintegrate; in the remaining megaspore, is...

Question 15

Match between columns
                        Premises: strawberry 
 11ebeeb6_5cc0_5882_b31f_1be60226c620_TBX8682_00

Accepted Answer

The Answer of true fruit; a simple, fleshy fruit and is...

Question 16

Which of the following structures is unique to a monocot seed?

Accepted Answer

A) seed coat 
B) endosperm 
C) cotyledon 
D) coleoptile 
E) hypocotyl 
A) seed coat 
B) endosperm 
C) cotyledon 
D) coleoptile 
E) hypocotyl

Question 17

Grapes, tomatoes, citrus fruits, pumpkins, watermelons, and cucumbers are all considered ____.

Accepted Answer

A) aggregate fruits 
B) dry fruits 
C) multiple fruits 
D) berries 
E) pomes 
A) aggregate fruits 
B) dry fruits 
C) multiple fruits 
D) berries 
E) pomes

Question 18

In a flowering plant life cycle, which of the following structures are diploid?

Accepted Answer

A) megaspores 
B) male gametophytes 
C) eggs 
D) sporophytes 
E) sperm cells 
A) megaspores 
B) male gametophytes 
C) eggs 
D) sporophytes 
E) sperm cells

Question 19

The requirement of cold weather before a particular plant process occurs (e.g., flowering)is known as ____.

Accepted Answer

A) the biological clock 
B) vernalization 
C) photoperiodism 
D) biennial life cycle 
E) biorhythm 
A) the biological clock 
B) vernalization 
C) photoperiodism 
D) biennial life cycle 
E) biorhythm

Question 20

Match between columns
                        Premises: Which stage is indicated by label 2?

Accepted Answer

The Answer of the pollen tube reaches the ovule, penetrates is...

Exam 28: Plant Reproduction and Development

A flower's parts are modified leaves that develop from a thickened region of stem called a ____.

Quaking aspen trees reproduce vegetatively by ____.

Which of the following is an example of thigmotropism?

Which of the following do researchers suspect is an important factor in colony collapse disorder (CCD?)

Why is colony collapse disorder (CCD)a problem for all of us?

Bananas are picked green, shipped to their destination, and then sprayed with an artificial plant hormone. Which plant hormone would be used for this purpose?

In monocots, endosperm ____.

In contrast to most other plant hormones, which hormone is a germination inhibitor?

A fruit is a mature ____ that contains seeds.

Which of the following structures is unique to a monocot seed?

Grapes, tomatoes, citrus fruits, pumpkins, watermelons, and cucumbers are all considered ____.

In a flowering plant life cycle, which of the following structures are diploid?

The requirement of cold weather before a particular plant process occurs (e.g., flowering)is known as ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

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