Earth and Life Science – 2nd Quarter Practice Questions

What mineral, often used to determine the age of the Earth, formed during the planet’s earliest volcanic activity?

These tiny structures act as the 'protein factories' of the cell.

Which experiment simulated early Earth’s atmosphere and produced amino acids from simple gases?

Fossilized stromatolites indicate that early Earth had what type of organisms?

Which early organism helped release oxygen into Earth’s atmosphere through photosynthesis?

A tick sucking blood from a dog is an example of what kind of ecological interaction?

A desert fox has large ears that help it release heat. Which theme of biology does this show?

The inherited DNA of an organism determines many of its traits. What factor mainly influences its growth and development?

Humans sweat when it’s hot to stabilize body temperature. What life process does this demonstrate?

All living organisms need this to carry out their life processes.