4th Grade Science Final Exam

Front

What is evaporation?

Back

Evaporation is the process where liquid water turns into gas and goes into the air, often happening on warm, sunny days.

Front

What are producers in an ecosystem?

Back

Producers are organisms, like plants, that use sunlight to make their own food through photosynthesis.

Front

What are consumers in an ecosystem?

Back

Consumers are organisms that get energy by eating plants or other animals.

Front

What happens to animal populations when their habitat is destroyed?

Back

When a habitat is destroyed, the animal population usually decreases because their home and food sources are removed.

Front

Which star appears the brightest from Earth?

Back

The Sun appears the brightest from Earth because it is much closer than other stars.

Front

What material allows the most light to pass through?

Back

Glass allows the most light to pass through compared to materials like metal, black construction paper, or wood.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into food (glucose) and oxygen.

Front

What is a food web?

Back

A food web is a system of interconnected food chains that shows how energy and nutrients flow through an ecosystem.

Front

What is a habitat?

Back

A habitat is the natural environment where an organism lives, providing food, shelter, and other necessities.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organisms and waste, returning nutrients to the soil and helping to recycle matter.