Best Science GK Questions for SSC Exams

Best Science GK Questions for SSC Exams
Q :  

HCl is an Arrhenius ___________

(A) Acid

(B) Base

(C) Salt

(D) Water


Correct Answer : A

Q :  

Which of the following is not a lewis acid?

(A) aluminum chloride

(B) sodium ion

(C) Sulphur tetrafluoride

(D) hydroxide ion


Correct Answer : D

Q :  

A strong acid has a ______________

(A) Weak conjugate acid

(B) Weak conjugate base

(C) Strong conjugate base

(D) Strong conjugate acid


Correct Answer : B

Q :  

Which of the following is a Lewis base?

(A) Ammonia

(B) Magnesium chloride

(C) Aluminum chloride

(D) Sodium ion


Correct Answer : A

Q :  

Identify a conjugate pair in the equation:
NH3 + H2O ⇌ NH4+ + OH–.

(A) Ammonia and water

(B) Water and hydroxide ion

(C) Ammonium ion and hydroxide ion.

(D) Ammonia and hydroxide ion


Correct Answer : B

Q :  

Water in case of HCl acts as a/an ___________, in case of ammonia acts as a/an ________

(A) Base, base

(B) Base, acid

(C) Acid, base

(D) Acid, acid


Correct Answer : B

Q :  

Why do we boil the extract with conc. HNO3 in Lassaigne’s test for halogens?

(A) To increase the concentration of NO3- ions

(B) To increase the solubility product of AgCl

(C) It increases the precipitation of AgCl

(D) For the decomposition of Na2S AND NaCN formed


Correct Answer : D

Q :  

How many different types of teeth are present in humans?

(A) Two

(B) Three

(C) Four

(D) Five


Correct Answer : C

Q :  

Epiglottis is made up of which of the following tissues?

(A) Ligament

(B) Tendon

(C) Cartilage

(D) Bone


Correct Answer : C

Q :  

Which of the following is not a major component of the food?

(A) Carbohydrates

(B) proteins

(C) Vitamins

(D) Fats


Correct Answer : C

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    Rajesh Bhatia

    A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.

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