- The rate at which producers capture and store energy over a given time period is called primary
- The transfer rates of carbon dioxide due to photosynthesis and cellular respiration are about even, though there is _____ carbon dioxide being deposited in the atmosphere than being removed.
- A symbiotic relationship called ______ occurs when one species in the relationship benefits and the other neither benefits nor is harmed.
- The element that is made available to plants through the slow weathering of rocks is
- Carbon dioxide, a waste product of _____ , enters the atmosphere when aerobic organisms respire.
- Communities, ecosystems, and biomes accumulate to form the
- The carbon dioxide in the atmosphere is at equilibrium with _____ ions in the water.
- Fish kills due to eutrophication, or over enrichment, of the water can be the result of excess _____ and phosphates in these water systems.
- Which of the following does NOT contribute to climate change?
- The term _____ refers to the rapid over-enrichment of a body of water due excess runoff of the element _____ .
- Which of the following can be a consequence of excess phosphates, which can come from fertilizers, animal wastes, and untreated sewage?
- Which of the following gases contributes most to the greenhouse effect?
- Coal, oil, and natural gas all contain huge amounts of carbon and are called _____ fuels.
- The element in ocean sediments that becomes available when ocean sediments undergo geologic upheaval is
- During predation, the organism being eaten is called the _____ and the organism doing the eating is the _____.
- Which forest food web has the most energy flowing through it?
- Character displacement, such as similarities and differences in beak sizes in finches occupying the same or separate islands, can be viewed as evidence that _____ and resource partitioning have taken place.
- The species interaction in which one organism feeds on a second organism called a host, usually without killing the second organism is called
- Which human activities alter the transfer rates in the carbon cycle?
- The symbiotic relationship in which both species benefit is called