Answer:
A number of tiny hair like bristlez are present on the lower surface pf an earthworm's body. These bristles help it to get a good grip on the surface of q ground.However these bristles donot provide good grip on plain glass tiles.
Answer:
It keeps the eggs warm until they hatch.
Explanation:
When the goal is for eggs to hatch and new chicks are born, a favorable environment is needed at an indicated temperature.
Placing the eggs under a warm lamp is an option to replace the hen that keeps them warm sitting on them.
I believe the answer is C, hope this helps!