CLEP Biology 4

Question 1

What is the main function of the hormone insulin?

Accepted Answer

Lower blood glucose

Answer

Raise blood glucose

Answer

Stimulate adrenaline release

Answer

Regulate calcium levels

Question 2

In an ecosystem, which trophic level typically contains the most available energy?

Accepted Answer

Primary producers

Answer

Primary consumers

Answer

Secondary consumers

Answer

Tertiary consumers

Question 3

Which process produces genetically identical daughter cells?

Accepted Answer

Mitosis

Answer

Meiosis

Answer

Fertilization

Answer

Crossing over

Question 4

Which blood vessels carry oxygenated blood away from the heart (except the pulmonary artery)?

Accepted Answer

Arteries

Answer

Veins

Answer

Capillaries

Answer

Venules

Question 5

What is the role of messenger RNA (mRNA) in protein synthesis?

Accepted Answer

Carries the genetic code from DNA to the ribosome

Answer

Carries amino acids to the ribosome

Answer

Forms the ribosome structure

Answer

Catalyzes peptide bond formation

Question 6

Which of the following is an example of a density-dependent limiting factor?

Accepted Answer

Disease spreading in a crowded population

Answer

A volcanic eruption

Answer

A drought

Answer

A sudden frost

Question 7

The semipermeable membrane of a cell allows water to move from low to high solute concentration. This process is:

Accepted Answer

Osmosis

Answer

Active transport

Answer

Endocytosis

Answer

Phagocytosis