T24 ecology

What is an ecosystem primarily composed of?

• Just the physical environment

• Communities of organisms and their environment

• Only plants

• Only animals

What is a habitat?

• A type of animal

• An area where organisms live

• A community of species

• A role in the ecosystem

What term describes the role of a species in its ecosystem?

• Population

• Niche

• Community

• Habitat

What defines a population in a habitat?

• The physical environment

• Members of the same species at one time

• Only the plants in the area

• All species in the area

Are you enjoying the video lesson?

• Yes

• No

Which of the following is NOT one of the three R's?

• Restore

• Reduce

• Reuse

• Recycle

1. The local authority will _______ fishing in the river to protect aquatic life.

• allow

• encourage

• ban

• increase