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KVPY Exam Pattern, KVPY Questions with Answers Page 18

(#M40027157) KVPY QUESTION General Ability Test Keep an EYE

Insectivorous plants that mostly grow on swampy soil use insects as a source of–
(A) Carbon (B) Nitrogen (C) Phosporous (D) Magnesium

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(#M40027156) KVPY QUESTION General Ability Test Keep an EYE

Persons suffering from hypertension (high blood pressure) are advised a low-salt diet because–
(A) More salt is absorbed in the body of a patient with hypertension
(B) High salt leads to water retention in the blood that further increases the blood pressure
(C) High salt increases nerve conduction and increases blood pressure
(D) High salt causes adrenaline release that increases blood pressure

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(#M40027155) KVPY QUESTION General Ability Test Keep an EYE

Why hydrogen peroxide is applied on the wound as a disinfectant, there is frothing at the site of injury, which is
due to the presence of an enzyme in the skin that used hydrogen peroxide as a substrate to produce–
(A) Hydrogen (B) Carbon Dioxide (C) Water (D) Oxygen

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(#M40027154) KVPY QUESTION General Ability Test Keep an EYE

Three moles of an ideal gas expands reversibly under isothermal condition form 2 L to 20 L at 300 K. The amount
of heat-change (in kJ/mol) in the process is –
(A) 0 (B) 7.2 (C) 10.2 (D) 17.2

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(#M40027153) KVPY QUESTION General Ability Test Keep an EYE

Among the following, the species that is both tetrahedral and diamagnetic is –
(A) [NiCl4]2– (B) [Ni(CN)4]2– (C) Ni(CO)4 (D) [Ni(H2O)6]

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(#M40027152) KVPY QUESTION General Ability Test Keep an EYE

The ΔH for vaporization of a liquid is 20 kJ/mol. Assuming ideal behaviour, the change in internal energy for the
vaporization of 1 mol of the liquid at 60°C and 1 bar is close to –
(A) 13.2 kJ/mol (B) 17.2 kJ/mol (C) 19.5 kJ/mol (D) 20.0 kJ/mol

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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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(#M40027150) KVPY QUESTION General Ability Test Keep an EYE

A metal is irradiated with light of wavelength 660 nm. Given that the work that the work function of the metal is
1.0 eV, the de Broglie wavelength of the ejected electron is close to

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(#M40027149) KVPY QUESTION General Ability Test Keep an EYE

In the DNA of E. Coli the mole ratio of adenine to cytosine is 0.7. If the number of moles of adenine in the DNA is
350000, the number of moles of guanine is equal to –
(A) 350000 (B) 500000 (C) 225000 (D) 700000

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(#M40027148) KVPY QUESTION General Ability Test Keep an EYE

In a food chain such as grass → deer → lion, the energy cost of respiration as a proportion of total assimilated
energy at each level would be –
(A) 60% - 30 % - 20% (B) 20% - 30 % - 60% (C) 20% - 60 % - 30% (D) 30% - 30 % - 30%

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