Which two statements are correct? Organisms in the highest trophic levels of an ecosystem are regularly ________.

Select all possible answers. Which ecological pyramids can be inverted?

What percentage of incoming solar radiation is absorbed at the earth's surface?

Fill in the blank. The figure below shows the way energy and matter move through an ecosystem. The red arrows represent ______ and the green arrows represent .

Incoming solar radiation is lost to the atmosphere through absorption and ______.

The full conditions and resources in which a species exists due to biotic interactions such as predation or competition are called the ______ niche.

Which of the following is defined as the natural home or environment of an animal, plant, or other organisms.

Which of the following statements has the carbon stores in descending size order (largest to smallest)?

Name the process that moves atmospheric CO2 into the food chain.

That transformation process is _______ in which other bacteria transform ammonium into nitrates.