Question

1. jill made the table below during her research on aquatic zones and living organisms.

zones	characteristics
neritic	water depth less than 200 m; lots of sunlight; warm water
benthic	very deep water; no light; cold water except near thermal vents that emit heat and chemicals.

based on jill’s observations, which conclusion could you draw?

a. organisms in the intertidal zone must be able to withstand very cold water.

b. there are no producers in the benthic zone that rely on photosynthesis.

c. organisms in the benthic zone must be able to tolerate large amounts of oxygen.

d. the warm water and abundant sunlight in the neritic zone limits the plankton population.

options: a, b, c, d

20.

1. which statement represents a characteristic of an ecosystem that is not likely to sustain itself?

a. the sun provides the needed energy

b. energy is transferred from plants to animals

c. there are more consumers than producers

d. there are interactions between biotic and abiotic factors

Explanation:

Answer:

B. There are no producers in the benthic zone that rely on photosynthesis
C. There are more consumers than producers