Questions

Q:

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statements:
1. All cycles are ducks.
2. All ducks are swans.
Conclusions:
I. All swans are cycles.
II. Some swans are cycles.

A) Only conclusion I follows B) Only conclusion II follows
C) Both conclusions  follows D) Neither conclusion I nor conclusion II follows
 
Answer & Explanation Answer: B) Only conclusion II follows

Explanation:
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Q:

Polynucleotide chain of DNA contains

A) a nitrogenous base, deoxyribose sugar and phosphate group B) a nitrogenous base, ribose sugar and phosphate group
C) deoxyribose sugar, ribose sugar and phosphate group D) a nitrogenous base and phosphate group only
 
Answer & Explanation Answer: A) a nitrogenous base, deoxyribose sugar and phosphate group

Explanation:

The two DNA strands are called polynucleotidesbecause they are composed of simpler monomer units called nucleotides. Eachnucleotideis composed of one of four nitrogen-containingnucleobases (cytosine, guanine, adenine or thymine), a sugar called deoxyribose, and a phosphate group.

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Q:

Pneumonia affects which of the following organs of human body?

A) Kidneys B) Lungs
C) Throat D) Liver
 
Answer & Explanation Answer: B) Lungs

Explanation:
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Q:

Credit Rationing in India is done by

A) RBI B) SBI
C) LIC D) Finance Ministry
 
Answer & Explanation Answer: A) RBI

Explanation:
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Q:

Which of the following forms a base pair with thymine?

A) Adenine B) Guanine 
C) Cytosine D) Thymine
 
Answer & Explanation Answer: A) Adenine

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Q:

Which of the following organs produces the enzyme lipase?

A) Pancreas B) Large Intestine
C) Liver D) Small Intestine
 
Answer & Explanation Answer: A) Pancreas

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Q:

How many groups and periods are present in the Modern Periodic Table?

A) 9 groups, 9 periods B) 7 groups, 8 periods
C) 18 groups, 7 periods D) 8 groups, 7 periods
 
Answer & Explanation Answer: C) 18 groups, 7 periods

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Q:

Which one of the following is a cation?

A) Carbonate B) Nitrate
C) Ammonium D) Hydroxide
 
Answer & Explanation Answer: C) Ammonium

Explanation:
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