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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
tropical rain forest
B
deciduous forest
C
temperate rain forest
D
grassland
3) Biomes are classified by all of the following EXCEPT
A
climate
B
plant species
C
longitude
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
cold desert
B
rain forest
C
tundra
D
taiga
5) The tundra biome climate is best described as
A
extremely cold with heavy precipitation
B
extremely cold and windy
C
extremely cold with heavy precipitation
D
extremely cold and lifeless
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
Only tropical rain forests contain a great diversity of life forms.
C
Temperate rain forests are home to a diversity of mammals, while tropical rain forests only have birds, reptiles, and amphibi
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 high winds blow over any trees above a certain height.
C
The lack of sunlight prevents green plants from growing tall.
D
The frozen ground does not allow roots for large trees to grow.
8) How does an ecosystem differ from a biome?
A
A biome can be made up of several ecosystems.
B
An ecosystem is larger than a biome.
C
A biome only includes biotic factors.
D
There is no difference between a biome and an ecosystem.
9) A ___________ is characterized by the ecosystems that make it up.
A
desert
B
tundra
C
rain forest
D
biome
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
Marine environments cover a very small percentage of Earth's surface.
C
Marine environments are warmer than freshwater environments.
D
Freshwater environments are typically larger than marine environments.
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 one species will outcompete the other into extinction or emigration.
C
Eventually the resources will be depleted and both species will die out.
D
Eventually the ecosystem will adapt to provide enough resources for both species.
12) If the primary consumers in a food chain become extinct, what will most likely happen?
A
The secondary consumers will also die out.
B
The producer population will 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
because they obtain energy directly from producers
B
because their only source of energy is other consumers
C
because they eat plants and animals
D
Why are omnivores classified as secondary consumers?
14) A population is made up of individual members of the same
A
community
B
species
C
ecosystem
D
habitat
15) A particular area contains snakes, lizards, hawks, and squirrels. Together these animals make up the the area's
A
ecosystem
B
habitat
C
community
D
population
*select an answer for all questions
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