Biology HESI A2 Practice Exam

Question 1 of 5

How should a researcher test the hypothesis that a particular species of bird vocalizes most in the hours around dawn?

A. Observe a flock of the birds in captivity and record them at two-hour intervals from predawn until sunset for a month. B. Observe a flock of the birds in the wild and record them at one-hour intervals from predawn until sunset in several seasons. C. Observe a flock of the birds in the wild and record them in predawn and postdawn hours every day for six months. D. Observe a flock of the birds in the wild, record them at one-hour intervals for a month, and compare that recording to recordings of other species.

Question 2 of 5

Which one is not a reactant in photosynthesis?

A. Water B. Light energy C. Glucose D. Carbon dioxide

Question 3 of 5

A cell containing 12 chromosomes divides into daughter cells in mitosis. How many chromosomes are in each daughter cell?

A. 3 B. 6 C. 12 D. 24

Question 4 of 5

Bacillus subtilis may be described as ___________.

A. spiral B. globular C. rod-shaped D. grape-like clusters

Question 5 of 5

Which cells in the human body lack nuclei?

A. Nerve cells B. Red blood cells C. Liver cells D. Connective tissue cells

Biology HESI A2 Practice Exam

Skildor

HESI A2

HESI A2