Question 1

A lens forms an upright image 19 cm from a lens of an object 49 cm from the lens. The object and image are on the same side of the lens. What is the magnification of the image?

Options :

A : 0.39

B : 2.6

C : 13.7

D : 31.2

Answer: A

Question 2

A couple have 3 children between them, all of them boys. If they were to have another baby, what is the chance the gender will be a male?

Options :

A : 1/16

B : 1/4

C : 1/2

D : 1/32

E : Cannot be determined.

Answer: C

Question 3

In ideal gas circumstances, if the pressure and volume were both doubled. What would happen to the

temperature?

Options :

A : It would stay the same

B :

It would half.

C : It would double.

D : It would quadruple.

E :

Cannot be calculated with this information.

Answer: D

Question 4

In IUPAC nomenclature, which of the following functional groups has the highest priority in numbering a parent chain?

Options :

A : Alkanes

B : Alkenes

C : Alkynes

D : Amines

E : Esters

Answer: A

Question 5

In times of starvation, which of the following would NOT be expected to be seen in high quantity in the blood?

Options :

A : Glucagon

B : Ghrelin

C : Ketone bodies

D : Insulin

E : B & D

Answer: D