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Frequently Asked KVPY Exam Pattern, KVPY Questions with Answers Page 5

(#M40040643) KVPY QUESTION biology Keep an EYE

why is saline drip given to cholera patients?

Asked In KVPY SAPNA SEBASTIAN (11 years ago)

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(#M40027114) KVPY QUESTION Mental Ability Keep an EYE

Three taps A, B, C fill up a tank independently in 10 hr, 20 hr, 30 hr, respectively. Initially the tank is empty and exactly one pair of taps is open during each hour and every pair of taps is open at least for one hour. What is the minimum number of hours required to fill the tank?
option
(A) 8
(B) 9
(C) 10
(D) 11

Asked In KVPY MAN (12 years ago)

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(#M40027084) KVPY QUESTION General Ability Test Keep an EYE

A nucleus of lead 214 Pb82 emits two electrons followed by an alpha particle. The resulting nucleus will have
option
(A) 82 protons and 128 neutrons
(B) 80 protons and 130 neutrons
(C) 82 protons and 130 neutrons
(D) 78 protons and 134 neutrons

Asked In KVPY MAN (12 years ago)

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(#M40027146) KVPY QUESTION General Ability Test Keep an EYE

If the sequence of bases in sense strand of DNA is 5'-GTTCATCG-3', then the sequence of bases in its RNA
transcript would be –
(A) 5'-GTTCATCG-3' (B) 5'-GUUCAUCG-3' (C) 5'-CAAGTAGC-3' (D) 5'-CAAGUAGC-3'

Asked In KVPY (12 years ago)

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(#M40027096) KVPY QUESTION General Ability Test Keep an EYE

During meiosis there is
(A) one round of DNA replication and one division (B) two rounds of DNA replication and one division
(C) two rounds of DNA replication and two division (D) one round of DNA replication and two division

Asked In KVPY MAN (12 years ago)

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(#M40027318) KVPY QUESTION Mental Ability-2010 Keep an EYE

For the reaction A → B, ΔHº = 7.5 mol–1 and ΔSº = 2.5 J mol–1. The value of ΔGº and the temperature at
which the reaction reaches equilibrium are, respectively,
(A) 0 kJ mol–1 and 400 K (B) –2.5 kJ mol–1 and 400 K
(C) 2.5 kJ mol–1 and 200 K (D) 0 kJ mol–1 and 300 K

Asked In KVPY MAN (12 years ago)

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(#M40027319) KVPY QUESTION Mental Ability-2010 Keep an EYE

The solubility product of Mg(OH)2 is 1.0 × 10–12. Concentrated aqueous NaOH solution is added to a 0.01 M
aqueous solution of MgCl2. The pH at which precipitation occur is-
(A) 7.2 (B) 7.8 (C) 8.0 (D) 9.0

Asked In KVPY MAN (12 years ago)

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(#M40027055) KVPY QUESTION Mental Ability Keep an EYE

In a triangle ABC, it is known that AB = AC. Suppose D is the mid- point of AC and BD = BC = 2. Then the area of the triangle ABC is
option
(A) 2
(B) 2 2
(C) 7
(D) 2 7

Asked In KVPY MAN (12 years ago)

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(#M40027081) KVPY QUESTION General Ability Test Keep an EYE

A convex lens is used to form an image of an object on a screen. If the upper half of the lens is blackened so that it becomes opaque, then
option
(A) only half of the image will be visible
(B) the image position shifts towards the lens
(C) the image position shifts away from the lens
(D) the brightness of the image reduces

Asked In KVPY MAN (12 years ago)

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(#M40027073) KVPY QUESTION Mental Ability Keep an EYE

A certain 12-hour digital clock displays the hour and the minute of a day. Due to a defect in the clock whenever the digit 1 is supposed to be displayed it displays 7. What fraction of the day will the clock show the correct time ?

Asked In KVPY MAN (12 years ago)

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