Question 1

A force of 25 N is acting along the North direction and a force of 12 N is acting along the South direction on

a body of mass 1.5 kg.

What acceleration will the force bring in the body?

Options :

A : 9.87 m/s2

B : 2.36 m/s2

C : 4.67 m/s2

D : 7.67 m/s2

E : 8.67 m/s2

Answer: A

Question 2

The white blood cells responsible for attacking specific pathogens with antibodies are a type of

Options :

A : erythrocyte

B : lymphocyte

C : neutrophil

D : macrophage

E : platelet

Answer: B

Question 3

Which of the following gives all values of p for which |p + 8| ≥ 12?

Options :

A : {p|p ≥ 12}

B : {p|4 ≤ p ≤ 20}

C : {p|−12 ≤ p ≤ 12}

D : {p|−20 ≤ p ≤ 4}

E : {p|p ≤ −20 or p ≥ 4}

Answer: A

Question 4

Organisms in which type of relationship both benefit from their association?

Options :

A : Mutualism

B :

Parasitism

C : Commensalism

D : Antagonism

E : None of the above

Answer: A

Question 5

What are the prime factors of 18?

Options :

A : 1, 2, 3, 6, 9, and 18

B :

1, 2, 3, 6, and 9

C :

2, 3, 6, and 9

D : 2 and 3

Answer: D

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