In this graph, the prey and predator populations
periodically increase and
decrease. This is an
example of which type of
population growth?

A. exponential
B. logistic
C. stable
D. cyclical

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.