Question

The diagram below shows the flow of organic matter through an ecosystem.


A special molecule known as beta-keratin makes up the feathers of birds. Where do the birds in the above food web get the matter needed to make beta-keratin?
A.
from the insects and worms they eat
B.
directly from bacteria
C.
from their parents
D.
directly from the Sun's energy

Answers

GPT-4o mini
A. from the insects and worms they eat

Birds obtain the organic matter necessary to synthesize substances like beta-keratin through their diet, specifically by consuming other organisms such as insects and worms.