Organization and Trophic Levels

1. The study of food chains and other ways organisms interact with their environment is called

• Microbiology

• Biodiversity

• Kinesiology

• ecology

2. Which level of organization in ecology is considered a major regional or global community of organisms?

• primary

• biomes

• habitats

• symbiosis

3. A group of different species in a given area is a

• community

• biome

• community

• development

4. Examples of ___ factors are living things such as: grass, insects, bacteria, and fish.

• antibiotic

• symbiotic

• abiotic

• biotic

5. Wind is a(n) ______ factor because it is not living nor has it ever been living.

• antibiotic

• symbiotic

• abiotic

• biotic

6. An example of a location with a high level of _________ is a rainforest because it has many different species of organisms.

• decomposition

• photosynthesis

• biodiversity

• biomes

7. A species that other organisms largely depend on is called a

• apex predator

• keystone species

• producer

• biome

8. A(n) ____ is an organism that makes its own food.

• autotroph

• consumer

• apex predator

• keystone species

9. Beavers are sometimes trapped for their fur. What could be one effect of increased trappings of beavers in an area?

• There would be more nesting areas for waterfowl.

• Biodiversity among the area's fish would increase.

• More trees would be cut down.

• The number of herons and kingfishers would decrease.

10. Why is a moose considered to be a consumer?

• It feeds off primary consumers.

• It feeds off primary producers.

• It feeds off multiple types of predators.

• It feeds off many types of plants.