Question 1

If ƒ(x) = 3x and g(x) = 2x2, what is g(ƒ(−2))?

Options :

A : 24

B : −72

C : 48

D : 72

Answer: D

Question 2

In which of the following stages of embryo development are the three primary germ layers first present?

Options :

A : Blastula

B : Zygote

C : Gastrula

D : Coelomate

E : Morula

Answer: C

Question 3

Mary’s karate class has 7 students with white belts and 21 students with green belts. What is the ratio of

students with white belts to all the students in the class?

Options :

A : 7 to 21

B : 4 to 1

C : 1 to 3

D : 1 to 4

Answer: D

Question 4

How many sigma bonds does HCCH have?

Options :

A : 1

B : 2

C : 3

D : 4

Answer: C

Question 5

Which of the following is NOT a result of sympathetic stimulation?

Options :

A : increase in blood pressure

B : increase of blood flow to intestines

C : increase in blood flow to the brain

D : dilation of pupils

Answer: B

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