HELP HELP!! Why might you find fewer photosynthetic organisms at deeper levels of an ocean? Group of answer choices

Photosynthetic organisms cannot survive in cold water

The sun's rays cannot reach the deep ocean

. Photosynthetic organisms cannot withstand extreme pressure.

Photosynthetic organisms only float and cannot sink.

Suppose the producers in a certain ecosystem are dying out because there is a lack of nutrients in the water and soil. What is the probable cause of the problem?
Group of answer choices
. The consumers are absorbing all of the available nutrients.
The herbivore population is decreasing.
Decomposers are not recycling nutrients for use.
There are too many carnivores in the ecosystem.