Exam #2 Material

Question 1

What contains multiple gymnosperm ovules?

Answer 1

Ovulate Cone

Question 2

What is found inside a pollen grain?

Answer 2

The male gametophyte

Question 3

What are the main components of a mature gymnosperm speed?

Answer 3

Seed coat, food supply, embryo

Question 4

The megaspore is _____.

Answer 4

Haploid

Question 5

The sporophyte generation is _____.

Answer 5

Diploid

Question 6

The gametophyte generation is ______.

Answer 6

Haploid

Question 7

The embryo is ______.

Answer 7

Diploid

Question 8

After fertilization of the ovule, the ______ develops into the food supply of the mature seed.

Answer 8

megaspore

Question 9

After fertilization of the ovule, the ______ develops into the seed coat.

Answer 9

integument

Question 10

After fertilization of the ovule, the ______ develops into the seed coat.

Answer 10

fertilized egg

Question 11

Ovules are found within structure ___.

Answer 11

B

Question 12

What is unique to flowering plants?

Answer 12

Double Fertilization

Question 13

The male gametophytes of flowering plants are also referred to as _____.

Answer 13

Pollen Grains

Question 14

In flowering plants the integuments of the ovule develop into a(n) _____.

Answer 14

Seed coat

Question 15

A carpel is composed of _____.

Answer 15

Stigma, style, and ovary

Question 16

A stamen consists of _____.

Answer 16

Anther and filament

Question 17

In angiosperms, pollination is the transfer of pollen grain to the _____ of a flower on the same plant or another plant of the same species.

Answer 17

Stigma

Question 18

Cycads have leaves that resemble those of _____.

Answer 18

Palms

Question 19

You are trying to determine whether the green organism that you found in a pond sample is a charophyte or simple plant. Finding what characteristic would be most helpful in doing so?

Answer 19

Sporic life cycle

Question 20

What is NOT in the same supergroup as land plants?

Answer 20

Brown algae

Question 21

What adaptation would be most helpful in allowing a plant to grow taller than its competitors?

Answer 21

Vascularization

Question 22

What is a distinctive feature shared by all land plants?

Answer 22

Growth from apical meristems

Question 23

You find a plant with four basic plant adaptations. What adaptation would most directly indicate that the plant is able to tolerate very desert habitats?

Answer 23

Seeds

Question 24

____ are heterotrophic protists, _____ are photoautotrophic protists

Answer 24

Protozoans, algae

Question 25

Which group includes the protists that reside with the cells of corals?

Answer 25

Dinoflagellates

Question 26

What trait appeared with Bryophytes?

Answer 26

Vascular Tissue

Question 27

Kelp, a multicellular photosynthetic seaweed that is anchored to the seafloor by rootlike structures and can grow to heights of 60 m, is a kind of ____.

Answer 27

Stramenopile

Question 28

You find something green growing in water. Like a good biologist, you collect the green thing and subject it to a battery of scientific tests. You figure out that the female gametophyte retains the embryo within its tissues. Armed with this fact, you can confidently rule out the possibility of this green thing being a…

Answer 28

Chlorophyte

Question 29

Chemoheterotrophic bacteria obtain their carbon from ____ and their energy from ______.

Answer 29

Organic molecules; organic molecules

Question 30

All protists…

Answer 30

are eukaryotic

Question 31

Protists include…

Answer 31

Multiple clades of eukaryotes with some lineages more closely related to plants, animals, or fungi than they are to other protists.

Question 32

A species of plant is threatened by a population of herbivorous grasshoppers. What adaptation would is most likely to be helpful in keeping the grasshoppers away?

Answer 32

A new secondary metabolite

Question 33

Silica shells were created by a protozoan with filose psuedopodia, which is a _____.

Answer 33

Radiolarian

Question 34

What type of _____ is a Radiolarian?

Answer 34

Stramenopile

Question 35

What is true of the pine life cycle?

Answer 35

Conifer pollen grains contain male gametophytes.

Question 36

What trait is present in both archaeans and bacteria?

Answer 36

presence of chromosomes