<span>d. all of the above<<<<<<<<<</span>
Answer:
Rats can survive several days without food but only 48 hours without water.
Explanation:
Also, for anyone who didn't know this, rats eat even when they are not hungry. So, if you feed them constantly, they will eat constantly
Answer:
b. saliva in the mouth
Explanation:
saliva contains enzymes that help break down food
Answer:
A food web consists of several components; primary producers, primary consumers, secondary consumers, tertiary consumers, and so on. Primary producers include green plants and are the foundation of the food web
Explanation:
Hope this helps you :)
Answer:
sun - plants - deer - lion - eagles add more if u like
Explanation: