Biology Quiz

What is the study of interactions between organisms and their nonliving environment?

Rocks are abiotic factors.

A biome is a community living in a habitat such as a forest.

Producers eat other plants and animals.

Consumers cant make their own food so they must ingest it somehow.

What is a biome consisting of mainly ice and snow?

How much of earth is covered in water?

What is always at the bottom of the food chain?

What would be at the second trophic level?

Which symbol would represent parasitism?

What is achieved when when the number of births is equal to the number of deaths in a population?

Primary succession is the sequence of communities forming in an originally lifeless habitat.

What is something to say not living?

What are three main elements that must move through an ecosystem?

What is plants turning co2 into o2?

How do animals return carbon into the atmosphere?

Where is most nitrogen in the biosphere located?

When water droplets crowd together what does it form?

How do herbivores get phosphorous?

What is the first step in the carbon cycle?

What is a dead organism breaking down?

An omnivore eats chemicals.

Decomposers eat plants.

Chemotrophs use chemicals.

Heterotrophs are living?

Herbivores are producers

Carnivores are consumers.

A climax community is a community that is not done undergoing changes.

Fires cause primary succession.

Sunlight is the ultimate energy for all life on earth.