Could a balanced ecosystem contain producers and consumers but not decomposers? Why or why not.

Which of the following statements is NOT true of plants? Which of the following statements is NOT true of plants? A. Mitosis occurs in gametophytes to produce gametes. B. The gametophyte is within the flower in angiosperms.

What makes euglenoids different than most other plantlike protists.

Which statement best compares extrusive and intrusive rocks? A. Both extrusive and intrusive rocks form above the surface, but extrusive rocks result from slowly cooling magma, while intrusive ones form from rapidly cooling magma. B.

The lava released by a volcanic eruption separates two populations of a species of monkey. What does this represent? A biological isolation B geographical isolation C temporal isolation D anatomical isolation

When used together, perspective and color variation create what effect for the viewer? A. A psychological reaction B. The illusion of depth on a flat surface C. The illusion that a three-dimensional object is flat D. Temporary blindness

Two parts of the alimentary canal where amylase is secreted

What does a ripened ovary develop into in a flowering plant?

What is the effect of sickle-cell anemia? a. Blocked respiratory pathways. b. Decreased neurological functions. c. Inefficient oxygen transportation. d. Susceptibility to contracting malaria.

You are exercising on a hot day your body temperature goes up. You begin to sweat. The sweat cools your body. The rise in your body temperature that signals start sweating is an example of: input. Output. Feedback. Process.

Arteriole blood pressure increases in response to all but which of the following? A. increasing stroke volume B. falling blood volume C. rising blood volume D. increasing heart rate E. all of these