Question 1

Which of the following has the highest melting point?

Options :

A : Ethane

B : 2,2-Dimethylpropane

C : Propane

D : Butane

E : Pentane

Answer: B

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

Which of the following statements about electricity flowing through a circuit can be correctly derived from Ohm’s law?

Options :

A : Increasing the voltage decreases the current if the resistance remains unchanged.

B : Increasing the current and the resistance decreases the voltage

C : Increasing the current increases the voltage if the resistance is uncharged.

D : Decreasing the resistance increases the current if the voltage remains uncharged

Answer: C

Question 4

What is the pH of 0.001M NaOH solution?

Options :

A : 11

B : 3

C : 13

D : 8

E : 5

Answer: A

Question 5

Which hormone is responsible for red blood cell production?

Options :

A : Prolactin

B : Aldosterone

C : ACTH

D : Oxytocin

E : Erythropoietin

Answer: A

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