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REVIEW-C.U2L3.Patterns Of Interaction
Test Description: Review HMH lesson
Instructions: Answer all questions to get your test result.
1) What's the difference between predators and prey?
A
Prey are hunted for food, and predators capture and eat other animals to get energy.
B
Prey are types of plants, whereas predators are types of animals.
C
Prey get energy only from plant materials, and predators eat only animals.
2) How can masting (mass acorn-drops) affect organisms such as black bear, deer, and squirrels that feed on them?
A
The number of acorns available will not affect the black bear, deer, or squirrel populations.
B
The oak population will decline, while the population of black bear, deer, and squirrels will increase.
C
The population of oak trees, black bear, deer, and squirrels will all show a slight increase.
3) What ecological role best describes grizzly bears (they eat roots, berries, fungi, insects, rodents, and fish)??
A
carnivores
B
herbivores
C
omnivores
D
producers
4) What could happen in a prairie ecosystem if foxes suddenly disappeared?
A
If foxes disappear, all other populations will grow.
B
If foxes disappear, all other populations will shrink.
C
If foxes disappear, the population of an organism on which foxes feed will likely grow.
5) Which of these is a carnivore?
A
Fungi
B
Grasshopper
C
Tiger
6) Which organism would be least affected by overfishing for cod in Arctic waters?
A
Humpback baleen whale
B
Shrimp, that cod eat
C
Seals, that eat cod
7) A relationship in which two different organisms live in close association with each other:
A
Competitive advantage
B
Symbiosis
C
Predator-prey relationship
8) Ecological relationship in which two or more organisms depend on the same limited resource:cc
A
Parasitism
B
Competition
C
Commensalism
9) Resources from plants and animals provide food, clothing, and:
A
Sunshine to make Vitamin D
B
Carbon dioxide for us to breathe
C
Shelter
10) The number of carnivores in an area depends on the availability of:
A
insects
B
producers
C
prey
*select an answer for all questions
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