A large increase in the number of birds in this food web would most likely result in...

Identify a primary consumer in this food web.

What are the traits that make an organism better able to survive in its environment called?

grass --> grasshopper --> sparrow --> hawk

In the food chain above, which organism would be found on level B of the energy pyramid shown?

Organisms that must eat other things to obtain energy are known by which term?

Which of the following best defines the term "biodiversity"?

Termites are tiny insects that can cause severe damage to homes and other structures that consist of wood. Termites are an example of what type of factor.

The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?

Water is a compound that consists of 2 hydrogen atoms and 1 oxygen atom. Up to 60% of an adult human is made up of water. Water is an example of what type of factor?

Air is a mixture of colorless gases. The air that makes up the Earth's atmosphere consists primarily of nitrogen and oxygen. Air is an example of which type of factor?

An angler fish has a fleshy growth on its head that gives off light. This part acts as a lure to help the angler fish catch its prey. An anglerfish is an example of which type of factor?

Is a deer an abiotic or biotic factor?