Biology Quiz

Humans are an abiotic factor.

Trees are a biotic factor.

Ecology is the study of interactions between organisms and their nonliving environment.

What is the place a plant or animal lives?

What is an ecosystem covering a wide area with similar climates and organisms?

What is the ultimate energy for all life on earth?

Herbivores eat only plants.

Carnivores eat plants and animals.

How much of earths surface is covered in water.

Which organisms break down plants and animals?

Which organism would be at the top of the food chain?

Which organism would be at the bottom of the food chain?

Which organism is in the first trophic level?

Which symbol would represent commonsalism?

What is it called when the the number of births in population is equal to the number of deaths?

What is a community that does not undergo further succession?

What is a common initiator of secondary succession?

About how long does it take for