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Frequently Asked KVPY Exam Pattern, KVPY Questions with Answers Page 13

(#M40027284) KVPY QUESTION General Ability Test -2010 Keep an EYE

Sometimes urea is fed to ruminants to improve their health. It works by-
(A) Helping growth of gut microbes that break down cellulose
(B) Killing harmful microorganisms in their gut
(C) Increasing salt content in the gut
(D) Directly stimulating blood cell proliferation

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(#M40027317) KVPY QUESTION Mental Ability-2010 Keep an EYE

2.52 g of oxalic acid dehydrate was dissolved in 100 ml of water, 10 mL of this solution was diluted to 500
mL. The normality of the final solution and the amount of oxalic acid (mg/mL) in the solution are
respectively-
(A) 0.16 N, 5.04 (B) 0.08 N, 3.60 (C) 0.04 N, 3.60 (D) 0.02 N, 10.08

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(#M40027293) KVPY QUESTION Mental Ability-2010 Keep an EYE

Conversion of the Bt protoxin produced by Bacillus thuringiensis to its active form in the gut of the insects is
mediated by-
(A) acidic pH of the gut (B) alkaline pH of the gut
(C) lipid modification of the protein (D) cleavage by chymotrypsin

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(#M40027143) KVPY QUESTION General Ability Test Keep an EYE

Plant roots are usually devoid of chlorophyll and cannot perform photosynthesis. However, there are exceptions.
Which of the following plant root can perform photosynthesis ?
(A) Arabidopsis (B) Tinospora (C) Rice (D) Hibiscus

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(#M40026975) KVPY QUESTION Mental Ability Keep an EYE

Let n be a natural number and let 'a' be a real number. The number of zeros of x^2n+1 – (2n + 1) x + a = 0 in the
interval [–1, 1] is –

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(#M40027087) KVPY QUESTION General Ability Test Keep an EYE

The set of principal (n), azimuthal (l) and magnetic (m1) quantum numbers that is not allowed for the electron in H-atom is
option
(A) n = 3, l = 1, m1 = -1
(B) n = 3, l = 0, m1 = 0
(C) n = 2, l = 1, m1 = 0
(D) n = 2, l = 2, m1 = -1

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(#M40027186) KVPY QUESTION General Ability Test Keep an EYE

The spin-only magnetic moments of [Mn(CN)6]4– and [MnBr4]2– in Bohr Magnetons, respectively, are
(A) 5.92 and 5.92 (B) 4.89 and 1.73 (C) 1.73 and 5.92 (D) 1.73 and 1.73

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(#M40027020) KVPY QUESTION Mental Ability Keep an EYE

All the points (x, y) in the plane satisfying the equation x^2 + 2x sin (xy) + 1 = 0 lie on -
(A) a pair of straight lines (B) a family of hyperbolas
(C) a parabola (D) an ellipse

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(#M40027151) KVPY QUESTION General Ability Test Keep an EYE

The inter-planar spacing between the (2 2 1) planes of a cubic lattice of length 450 pm is

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(#M40027139) KVPY QUESTION General Ability Test Keep an EYE

In mammals, the hormones secreted by the pituitary, the master gland, is itself regulated by –
(A) hypothalamus (B) median cortex (C) pineal gland (D) cerebrum

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