Ecology and Evolution

Question 0

All of these phrases describe the tundra EXCEPT

a. Low-lying vegetation
b. Northernmost biome
c. Short growing season
d. Many different types of species

Answer 0

d. Many different types of species

Question 1

Which of the following pairs is mismatched?

a. Tundra - permafrost
b. Savanna - acacia trees
c. Prairie - epiphytes
d. Coniferous forests - evergreen trees

Answer 1

c. Prairie - epiphytes

Question 2

Runoff of fertilizer and animal wastes from a large farm that drains into a lake would be an example of

a. Fall overturn
b. Eutrophication
c. Spring overturn
d. Upwelling

Answer 2

b. Eutrophication

Question 3

Leaf cutter ants keep fungal gardens. The ants provide food for the fungus but also feed on the fungus. This is an example of

a. Competition
b. Mutualism
c. Commensalism
d. Parasitism

Answer 3

b. Mutualism

Question 4

Clownfishes live among sea anemone tentacles, where they are protected. If the clownfish provides no service to the anemone, this is an example of

a. Commensalism
b. Parasitism
c. Mutualism
d. Predation

Answer 4

a. commensalism

Question 5

Distribution of organisms tends to be

a. Clumped
b. Determined by limiting factors
c. The same as population density
d. Both a and b are correct

Answer 5

a. Clumped

Question 6

During exponential growth,

a. growth remains steady
b. growth is accelerating
c. growth is declining
d. growth depends on the environment

Answer 6

b. growth is accelerating

Question 7

Predator population size is limited in part by available __________________, while prey population size is limited by _______________.

a. living space, food
b. predators, prey
c. food, predators
d. food, food

Answer 7

c. food, predators

Question 8

A complex of interconnected food chains in an ecosystem is called a(n)

a. ecosystem
b. ecological pyramid
c. trophic level
d. food web

Answer 8

c. trophic level

Question 9

Which of the following contribute(s) to the carbon cycle?

a. respiration
b. photosynthesis
c. fossil fuel combustion
d. all of these are correct

Answer 9

d. all of these are correct

Question 10

A temperate deciduous forest will

a. be warm and moist
b. be hot and dry
c. be cold and have limited rain
d. have moderate temperatures and moderate rain

Answer 10

d. have moderate temperatures and moderate rain

Question 11

The biome that best supports grazing animals is

a. a tropical rain forest
b. a coniferours forest
c. a grassland
d. a desert

Answer 11

c. a grassland

Question 12

Which biome has most of the animals living in trees?

a. taiga
b. temperate deciduous forest
c. tropical rain forest
d. savanna

Answer 12

c. tropical rain forest

Question 13

Explain why estuaries are the nurseries of the sea.

Answer 13

Juvenile marine animals can live there and hide from predators.

Question 14

___________________ is permanently frozen ground usually occurring in the tundra, a biome of arctic regions.

Answer 14

Tundra

Question 15

___________________ is a group of organisms of the same species occupying a certain area.

Answer 15

Population

Question 16

Commensalism, mutualism, and parasitism are all different types of _______________ relationships.

Answer 16

Symbiotic

Question 17

______________ is the study of the interactions of organisms with other organisms and with the physical environment.

Answer 17

Ecology