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Life Science Fall 2015 Final Pt. 2 Of 3
Test Description: Part 2 of Ecology final
Instructions: Answer all questions to get your test result.
1) Which type of animal is most likely to be found living in temperate grassland biomes?
A
thick-furred predators
B
small rodent-like animals
C
large grazing mammals
D
ectothermic reptiles
2) Which biome averages the most amount of annual precipitation?
A
temperate rain forest
B
tropical rain forest
C
deciduous forest
D
grassland
3) Biomes are classified by all of the following EXCEPT
A
longitude
B
plant species
C
climate
D
latitude
4) A certain species of tree produces waxy, needle-like leaves and its seeds are protected within cones. Which biome is this tree most likely to be found in?
A
taiga
B
cold desert
C
tundra
D
rain forest
5) The tundra biome climate is best described as
A
extremely cold with heavy precipitation
B
extremely cold with heavy precipitation
C
extremely cold and lifeless
D
extremely cold and windy
6) Which of the following is a difference between tropical and temperate rain forests?
A
Tropical rain forests receive hundreds of centimeters of rain. Temperate rain forests receive less than 100 centimeters.
B
Temperate rain forests are home to a diversity of mammals, while tropical rain forests only have birds, reptiles, and amphibi
C
Only tropical rain forests contain a great diversity of life forms.
D
Tropical rain forests are only found at the equator. Temperate rain forests are found in coastal areas around the world.
7) Why is the tundra dominated by short shrubs and low lying plants?
A
The cold temperatures force plants to remain close to the warmth of the ground.
B
The lack of sunlight prevents green plants from growing tall.
C
The frozen ground does not allow roots for large trees to grow.
D
The high winds blow over any trees above a certain height.
8) How does an ecosystem differ from a biome?
A
An ecosystem is larger than a biome.
B
There is no difference between a biome and an ecosystem.
C
A biome can be made up of several ecosystems.
D
A biome only includes biotic factors.
9) A ___________ is characterized by the ecosystems that make it up.
A
tundra
B
biome
C
desert
D
rain forest
10) Why would you expect to see greater species diversity in marine organisms than in freshwater organisms?
A
Freshwater ecosystems cover a very small percentage of Earth's surface.
B
Freshwater environments are typically larger than marine environments.
C
Marine environments are warmer than freshwater environments.
D
Marine environments cover a very small percentage of Earth's surface.
11) What will most likely happen if two species compete for the exact same resources in the same ecosystem at the same time?
A
Eventually one species will hunt the other species until it becomes extinct.
B
Eventually the ecosystem will adapt to provide enough resources for both species.
C
Eventually one species will outcompete the other into extinction or emigration.
D
Eventually the resources will be depleted and both species will die out.
12) If the primary consumers in a food chain become extinct, what will most likely happen?
A
The producer population will die out.
B
The secondary consumers will also die out.
C
The secondary consumers will start eating decomposers.
D
The secondary consumers will become tertiary consumers.
13) Why are omnivores classified as secondary consumers?
A
Why are omnivores classified as secondary consumers?
B
because they eat plants and animals
C
because their only source of energy is other consumers
D
because they obtain energy directly from producers
14) A population is made up of individual members of the same
A
habitat
B
ecosystem
C
species
D
community
15) A particular area contains snakes, lizards, hawks, and squirrels. Together these animals make up the the area's
A
habitat
B
ecosystem
C
population
D
community
*select an answer for all questions
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