Question 1

When moisture enters a seed, a physical process called ______ causes the tissues to swell with tremendous expansion forces.

Accepted Answer

A)  vivipary 
B)  imbibition 
C)  dehiscence 
D)  dehydration 
E)  osmosis 
A)  vivipary 
B)  imbibition 
C)  dehiscence 
D)  dehydration 
E)  osmosis

Question 2

The part of the flower in which ovules are produced is the

Accepted Answer

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

Question 3

Follicles, legumes, and capsules all split at maturity.

Accepted Answer

A) True 
 B)False

Question 4

The growth of a seed embryo without any dormancy is known as

Accepted Answer

A)  apomixis. 
B)  parthenocarpy. 
C)  vivipary. 
D)  stratification. 
E)  after-ripening. 
A)  apomixis. 
B)  parthenocarpy. 
C)  vivipary. 
D)  stratification. 
E)  after-ripening.

Question 5

Viability (retention of capacity to germinate)of seeds may often be extended by which of the following?

Accepted Answer

A)  low humidity 
B)  higher temperatures 
C)  high oxygen 
D)  lack of oxygen 
E)  high carbon dioxide 
A)  low humidity 
B)  higher temperatures 
C)  high oxygen 
D)  lack of oxygen 
E)  high carbon dioxide

Question 6

An example of an aggregate fruit would be the

Accepted Answer

A)  apple. 
B)  strawberry. 
C)  sunflower. 
D)  peach. 
E)  plum. 
A)  apple. 
B)  strawberry. 
C)  sunflower. 
D)  peach. 
E)  plum.

Question 7

The skin of most fruits is technically the

Accepted Answer

A)  endocarp. 
B)  pericarp. 
C)  exocarp. 
D)  mesocarp. 
E)  dermocarp. 
A)  endocarp. 
B)  pericarp. 
C)  exocarp. 
D)  mesocarp. 
E)  dermocarp.

Question 8

Biennials are plants that complete their life cycles twice in one year.

Accepted Answer

A) True 
 B)False

Question 9

Some seeds require that the seed coat be partially digested or decayed before germination will occur.This process of altering the seed coat to permit germination is called

Accepted Answer

A)  lignification. 
B)  scarification. 
C)  stratification. 
D)  senescence. 
E)  cracking. 
A)  lignification. 
B)  scarification. 
C)  stratification. 
D)  senescence. 
E)  cracking.

Question 10

Seedless fruits that develop without fertilization occurring

Accepted Answer

A)  are said to be apomictic. 
B)  do not have a mesocarp. 
C)  are always stimulated to develop by the application of dilute hormone sprays. 
D)  are said to be parthenocarpic. 
E)  develop only from a receptacle. 
A)  are said to be apomictic. 
B)  do not have a mesocarp. 
C)  are always stimulated to develop by the application of dilute hormone sprays. 
D)  are said to be parthenocarpic. 
E)  develop only from a receptacle.

Question 11

The fleshy edible part of the strawberry is actually the

Accepted Answer

A)  compound carpel. 
B)  multiple achenes. 
C)  pericarp. 
D)  fleshy petals. 
E)  receptacle. 
A)  compound carpel. 
B)  multiple achenes. 
C)  pericarp. 
D)  fleshy petals. 
E)  receptacle.

Question 12

The dormancy of some seeds may be broken by placing them in a refrigerator for a few weeks.

Accepted Answer

A) True 
 B)False

Question 13

The pistil of a flower

Accepted Answer

A)  usually contains at least one ovule. 
B)  is always surrounded by petals. 
C)  produces pollen grains. 
D)  is always composed of a single carpel. 
E)  is a part of a peduncle. 
A)  usually contains at least one ovule. 
B)  is always surrounded by petals. 
C)  produces pollen grains. 
D)  is always composed of a single carpel. 
E)  is a part of a peduncle.

Question 14

The hilum on a bean seed marks the spot where a radicle will emerge.

Accepted Answer

A) True 
 B)False

Question 15

Most monocots are _____________________.

Accepted Answer

A)  woody trees 
B)  herbaceous 
C)  small shrubs 
D)  found in aquatic habitats 
E)  not valuable to feed, clothe or provide materials for people. 
A)  woody trees 
B)  herbaceous 
C)  small shrubs 
D)  found in aquatic habitats 
E)  not valuable to feed, clothe or provide materials for people.

Question 16

Which fruit or seed is dispersed by the wind?

Accepted Answer

A)  maple 
B)  milkweed 
C)  dandelion 
D)  ash 
E)  all of these answers are correct. 
A)  maple 
B)  milkweed 
C)  dandelion 
D)  ash 
E)  all of these answers are correct.

Question 17

Which of the following types of fruit do not split at maturity?

Accepted Answer

A)  samaras 
B)  legumes 
C)  follicles 
D)  siliques 
E)  capsules 
A)  samaras 
B)  legumes 
C)  follicles 
D)  siliques 
E)  capsules

Question 18

Of the two classes of flowering plants, monocots are the most common, comprising approximately 75% of all known flowering plants.

Accepted Answer

A) True 
 B)False

Question 19

In a young seedling the part of the stem below the cotyledons is called the

Accepted Answer

A)  epicotyl. 
B)  hypocotyl. 
C)  plumule. 
D)  radicle. 
E)  coleoptile. 
A)  epicotyl. 
B)  hypocotyl. 
C)  plumule. 
D)  radicle. 
E)  coleoptile.

Exam 8: Flowers, Fruits, and Seeds

When moisture enters a seed, a physical process called ______ causes the tissues to swell with tremendous expansion forces.

The part of the flower in which ovules are produced is the

Follicles, legumes, and capsules all split at maturity.

The growth of a seed embryo without any dormancy is known as

Viability (retention of capacity to germinate)of seeds may often be extended by which of the following?

An example of an aggregate fruit would be the

The skin of most fruits is technically the

Biennials are plants that complete their life cycles twice in one year.

Some seeds require that the seed coat be partially digested or decayed before germination will occur.This process of altering the seed coat to permit germination is called

Seedless fruits that develop without fertilization occurring

The fleshy edible part of the strawberry is actually the

The dormancy of some seeds may be broken by placing them in a refrigerator for a few weeks.

The pistil of a flower

The hilum on a bean seed marks the spot where a radicle will emerge.

Most monocots are _____________________.

Which fruit or seed is dispersed by the wind?

Which of the following types of fruit do not split at maturity?

Of the two classes of flowering plants, monocots are the most common, comprising approximately 75% of all known flowering plants.

In a young seedling the part of the stem below the cotyledons is called the

What Is Plant Biology

The Nature of Life

Cells

Tissues

Roots and Soils

Stems

Leaves

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdombacteria, Domain King-Domarchaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants: Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

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