Science Olympiad

Front

What caused most of the craters on the moon?

Back

Most of the craters on the moon were caused by space rocks hitting the moon.

Front

What happens to a forest ecosystem after a forest fire?

Back

After a forest fire, small plants will grow first, then trees.

Front

What can lessen the erosion of a hillside?

Back

Trees can lessen the erosion of a hillside.

Front

What is the layer of gas surrounding Earth called?

Back

The layer of gas surrounding Earth is called the atmosphere.

Front

What is a population in ecology?

Back

A population is all the organisms of the same species that live in a specific area.

Front

What is the process of erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural forces.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is the biosphere?

Back

The biosphere is the global sum of all ecosystems, where life exists on Earth.

Front

What is a food chain?

Back

A food chain is a series of organisms each dependent on the next as a source of food.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.