Ecology Test

A group of organisms of the same species that live in the same area is called a(n)

• community

• population

• biome

• ecosystem

Herbivores are which of the following?

• producers

• secondary consumers

• primary consumers

• decomposers

What do all the biotic and abiotic factors in a given area make up?

• a habitat

• a community

• an ecosystem

• a population

Which of the following provide most of the energy in ecosystems?

• keystone species

• carnivores

• heterotrophs

• producers

A biome is defined by its

• elevation and soil

• plant and animal species

• climate and plant communities

• latitude and longitude

Which biome has hot summers, cold winters and precipitation spread over the whole year?

• mountainous coniferous forest

• desert

• temperate deciduous forest

• tropical rain forest

What do most plants need for photosynthesis?

• carbon dioxide, water, and sunlight

• oxygen, water, sunlight

• oxygen, carbon dioxide, and water

• food, water, sunlight

Decomposers include:

• fungi and bacteria

• fungi and plants

• animals and plants

• none of the above

What is a producer?

• An organism that gets energy from eating other organisms

• An organism that uses sunlight to make its own food

• An organism that gets energy from eating dead organisms, non-living material or waste

• An organism that uses chemical energy to make its own food

What does a food chain represent?

• How all living organisms within a habitat are connected

• All of the things that a particular animal eats

• How plants create their own food

• A single path of energy transfer within a habitat