Question

Animals need various nutrients in order to live and grow. Nitrogen, for example, is a nutrient that is needed to form molecules, such as DNA and RNA. How do animals obtain nitrogen?

A.
They eat plants which have absorbed nitrogen from the soil.
B.
They create nitrogen in their bodies using other nutrients as building blocks.
C.
They breathe in and absorb nitrogen gas from the atmosphere.
D.
all of these

Answer 1

The answer is A because in the passage it shows what’s going on

Answer 2

the answer is A

Step-by-step explanation:

Animals get thenitrogen they need by eating plants or other animals that contain nitrogen. When organisms die, their bodies decompose bringing the nitrogen into soil on land or into ocean water.