Q:

Which of the following is a CORRECT statement?

A) Only compounds are pure substance	B) Compounds are impure substance
C) Only elements are pure substance	D) Both compounds and elements are pure substance

Answer & Explanation Answer: D) Both compounds and elements are pure substance

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Filed Under: Chemistry
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Q:

Which of the following metals reacts vigorously with cold water?

A) Potassium	B) Aluminium
C) Zinc	D) Iron

Answer & Explanation Answer: A) Potassium

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Q:

Lungs are the primary organs of _________.

A) Digestion	B) Constipation
C) Perspiration	D) Respiration

Answer & Explanation Answer: D) Respiration

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Filed Under: Biology
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Q:

Asexual reproduction differs from sexual reproduction in that in asexual reproduction, ______

A) the new organisms are genetically identical to the parent	B) the gametes are produced in reproduction
C) the nuclei of gametes fuse	D) the offspring shows variations

Answer & Explanation Answer: A) the new organisms are genetically identical to the parent

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Filed Under: Biology
Exam Prep: CAT , Bank Exams , AIEEE

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Q:

Sphalerite is an ore/mineral of

A) Mercury	B) Molybdenum
C) Silver	D) Zinc

Answer & Explanation Answer: D) Zinc

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Q:

Which term describes an enzyme?

A) reactant	B) catalyst
C) substrate	D) product

Answer & Explanation Answer: B) catalyst

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Q:

What is regulated by the sphincter muscle in the stomach?

A) Exit of the food from the stomach	B) Entry of food in the stomach
C) Mixing of food in the stomach	D) Exit of food from the large intestine

Answer & Explanation Answer: A) Exit of the food from the stomach

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Filed Under: Biology
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Q:

Who devised the policy of Doctrine of Lapse?

A) Lord Curzon	B) Lord Mountbatten
C) Lord Dalhousie	D) Robert Clive

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