Ecology Chapter 4 Test Review

Front

What is the original source of all energy in an ecosystem?

Back

The Sun

Front

What process involves the conversion of water vapor into liquid water in the atmosphere?

Back

Condensation

Front

What is the process called when water changes from liquid to vapor?

Back

Evaporation

Front

What are the essential chemical substances that organisms need to sustain life?

Back

Nutrients

Front

What is the process by which plants convert sunlight into chemical energy?

Back

Photosynthesis

Front

Is chemosynthesis a process that turns sunlight into food?

Back

False

Front

What is the primary function of photosynthesis in plants?

Back

To convert carbon dioxide and water into carbohydrates and oxygen using sunlight.

Front

What are the two main products of photosynthesis?

Back

Glucose and oxygen

Front

What is the role of producers in an ecosystem?

Back

To convert solar energy into chemical energy through photosynthesis.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food (e.g., plants), while heterotrophs consume other organisms for energy.