Q: Besides the concentration of dissolve oxygen and nutrients in the water, what other factor limits aquatic organisms?


Read this paragraph and choose the correct option from the provided answers:

Most aquatic organisms do not have to deal with extremes of temperature or moisture. Instead, their main limiting factors are the availability of sunlight and the concentration of dissolved oxygen and nutrients in the water.

 Choices:

- rainfall

- temperature

- lake size

- availability of sunlight


A:
availability of sunlight