Ecology 1 Quiz

What is ecology?

• The study of the interaction between groups of organisms and their environment.

• The study of the physical structure of the Earth.

• The study of chemical reactions in living organisms.

• The study of the history of life on Earth.

What is an ecosystem?

• A community of organisms and their interactions with the environment.

• A single organism's habitat.

• A group of similar species living together.

• A non-living part of the environment.

What is the biosphere?

• The part of the earth and its atmosphere in which life can exist.

• The layer of gases surrounding the Earth.

• The solid outer layer of the Earth.

• The water bodies on Earth.

What is competition in ecology?

• The struggle between organisms for resources that are in short supply.

• The cooperation between organisms for mutual benefit.

• The process of one organism consuming another.

• The adaptation of organisms to their environment.

What are biotic factors?

• An organism’s influence on another organism.

• The influence of a non-living part of the environment on an organism.

• Weather conditions that affect organisms.

• Soil factors that affect organisms.

What are abiotic factors?

• The influence of a non-living part of the environment on an organism.

• An organism’s influence on another organism.

• Weather conditions that affect organisms.

• Soil factors that affect organisms.

What are climatic factors?

• Weather conditions that affect organisms in an ecosystem.

• Soil factors that affect organisms.

• Water factors that affect organisms.

• The influence of a non-living part of the environment on an organism.

What are edaphic factors?

• Soil factors that affect organisms.

• Weather conditions that affect organisms.

• Water factors that affect organisms.

• The influence of a non-living part of the environment on an organism.

What are aquatic factors?

• Factors that affect organisms that live in water.

• Weather conditions that affect organisms.

• Soil factors that affect organisms.

• The influence of a non-living part of the environment on an organism.

What is the primary source of energy for life on earth?

• The sun.

• The moon.

• The wind.

• The ocean.