Q: What is the "a" horizon commonly known as? Choices: - sediment - core - crust - topsoil A:
topsoil

(Question)
Q: Which body organ filters the blood in the body and creates urine? Choices: - intestines - liver - the arteries - the kidneys A:
(Answer)
the kidneys

Ques: Q: The flood of sodium ions through the symporter provides the energy that allows what to move through the symporter and into the cell? Choices: - insulin - sucrose - mitochondria - glucose A:
Ans: glucose

(Q).
Q: From what did the first proto-oncogenes arise? Choices: - spores - carcinogens - bacteria - viral infections A:
(A).
viral infections

Ques:Q: What bodily system is primarily responsible for fighting pathogens in the body? Choices: - digestion - Cardiovascular - Muscular - immune A:

Ans:immune

Ques:Q: What is a hole that is dug or drilled through the ground down to an aquifer called? Choices: - moat - ditch - canal - well A:

Ans:
well