Questions

Q:

If D and E are points on the sides AB and AC respectively of a triangle ABC such that DE||BC. If AD = x cm, DB = (x – 3) cm, AE = (x + 3) cm and EC= (x – 2) cm, then what is the value (in cm) of x?

A) 3 B) 3.5
C) 4 D) 4.5
 
Answer & Explanation Answer: D) 4.5

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Q:

If a+b+c=15 and 1a+1b+1c=71abc, then the a3+b3+c3-3abc is

A) 160 B) 180
C) 200 D) 220
 
Answer & Explanation Answer: B) 180

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Q:

Find equation of the perpendicular bisector of segment joining the points (2,-5) and (0,7)?

A) x - 6y = 5 B) x + 6y = -5
C) x - 6y = -5 D) x + 6y = 5
 
Answer & Explanation Answer: C) x - 6y = -5

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Q:

Which vaccine company has developed Typbar Typhoid Conjugate vaccine that has received pre – qualification from the World Health Organisation (WHO)for global use ?

A) Panacea Biotech B) Bharat Biotech
C) Biocon D) Bharat Serums and Vaccines
 
Answer & Explanation Answer: B) Bharat Biotech

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Filed Under: Biology
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Q:

Which is NOT an example of organism that breaks down the food material outside the body and then absorb it?

A) Bread moulds B) Yeast
C) Mushrooms D) Snake
 
Answer & Explanation Answer: D) Snake

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Filed Under: Biology
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Q:

What is the main purpose of white blood corpuscles?

A) to carry nutrients B) to combat infection
C) to carry oxygen D) to give strength
 
Answer & Explanation Answer: B) to combat infection

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Q:

Which of the following statement is INCORRECT regarding Sodium?

A) Sodium reacts vigorously with oxygen and water B) A lot of heat is generated when sodium reacts with water and oxygen
C) It is stored in kerosene D) It is a non-metal
 
Answer & Explanation Answer: D) It is a non-metal

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Filed Under: Chemistry
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Q:

Which of the following is a mixture?

A) Water B) Air
C) Carbon dioxide D) Oxygen
 
Answer & Explanation Answer: B) Air

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Filed Under: Chemistry
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