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Home » Medical Papers » Aptitude Test - 39
Hassan
1.What is the residual volume of air which always remains inside the lungs of human?
A. 3.5 Liters
B. 0.5 Liters
C. .5.0 Liters
D. 3.5 Liters
2.In zero order reactions, the rate is independent of
A. Concentration of the product
B. Concentration of the reactant
C. Temperature of the reaction
D. Concentration of the product
3.In nephron, most of the reabsorption takes place in the
A. Distal tubule
B. Proximal tubule
C. Ascending limb
D. Distal tubule
4.What is the trend of melting and boiling point of the elements of short periods as we move from left to right in a periodic table?
A. Melting and boiling points first decrease then
B. Melting and boiling points increase gradually
C. Melting and boiling points first increase then
D. Melting and boiling points first decrease then
5.Along a period, atomic radius decreases. This gradual decrease in radius is due to
A. Increase in number of electrons in valence shells
B. Increase in number of protons in the nucleus
C. Decrease in number of shells
D. Increase in number of electrons in valence shells
6.Detection of change and signaling for effector’s response to the control system is a
A. Negative feedback
B. Positive feedback
C. Inter-coordination
D. Negative feedback
7. What are three components of mechanism of homeostatic regulations?
A. Receptors, control centre and effectors
B. Sensory, motor and associative neurons
C. CNS, PNS and diffused nervous system
D. Receptors, control centre and effectors
8.Which one pair has the same oxidation state of ‘Fe’?
A. FeSO4 and FeCl3
B. FeCl2 and FeCl3
C. FeSO4 and FeCl2
D. FeSO4 and FeCl3
9.Blood enters the glomerulus through
A. Efferent arteriole
B. Afferent arteriole
C. Renal artery
D. Efferent arteriole
10.Oxidation state of ‘Fe’ in K3[Fe(CN)6] is:
A. +2
B. +3
C. -6
D. +2
11.Which portion of nephron is under the control of ADH?
A. Bowman’s capsule
B. Ascending arm
C. Distal and collecting ducts
D. Bowman’s capsule
12.The nature of an aqueous solution of ammonia (NH3) is:
A. Amphoteric
B. Neutral
C. Acidic
D. Amphoteric
13.Cause of Parkinson’s disease is death of brain cells that produce
A. Dopamine
B. Acetylcholine
C. ADH hormone
D. Dopamine
14.Unpolluted rain water has a pH of:
A. 4.9
B. 5.6
C. 5.3
D. 4.9
15.In comparison with oxygen gas, a strong triple bond is present between two nitrogen atoms in a molecule and therefore nitrogen gas is:
A. Highly reactive gas
B. Completely inert like noble gases
C. Moderately reactive gas
D. Highly reactive gas
16.The catalyst used in the Haber’s process is:
A. Magnesium oxide
B. Aluminium oxide
C. Silicon oxide
D. Magnesium oxide
17.Select the nucleophile from the following examples:
A. NO2
B. NH3
C. NO2 +
D. NO2
18.The order of reactivity of alkyl halides towards nucleophile is:
A. RI > RBr > RF > RCl
B. RI > RBr > RCl > RF
C. ) RF > RCl > RBr > R
D. RI > RBr > RF > RCl
19.Which set of the prefixes gives values in increasing order?
A. Pico, Mega, Kilo, Tera
B. Pico, Micro, Mega, Giga
C. Tera, Pico, Micro, Kilo
D. Pico, Mega, Kilo, Tera
20.An oil film floating on water surface exhibits colour pattern due to the phenomenon of:
A. Diffraction
B. Polarization
C. A) Diffraction C) Interference
D. Diffraction
21.For the horizontal pipe, the fluid inside it is flowing horizontally then Bernoulli’s equation can be written as
A. P + ρv2 = constant
B. 2P + ρv2 = constant
C. P + 2ρv2 = constant
D. P + ρv2 = constant
22.The value of the least distance of distinct vision or near point is ______ for a normal human eye.
A. 20 cm
B. 25 cm
C. 10 cm
D. 20 cm
23.In a compound microscope, the magnification by objective = 20, magnification by eyepiece = 11, then the total magnification is
A. M = -220
B. M = -0.19
C. M = -0.05
D. M = -220
24.The distance between atoms is 0.30 nm. What will be the wavelength of X-rays at angle θ = 30o for 1st order diffraction?
A. λ = 0.60 nm
B. λ = 0.30 nm
C. λ = 0.20 nm
D. λ = 0.60 nm
25.A 100 kg man is standing in an elevator, which accidently falls freely. What will be the weight of the person in the freely falling elevator (take g=10 m/s2)
A. 1000 N
B. 10 N
C. 500 N
D. 1000 N
26.Frequency of simple pendulum of length 9.8 m will be
A. 2 π Hertz
B. π/2 Hertz
C. 1/2Ï€ Hertz
D. 2 π Hertz
27.A body performs simple harmonic motion with a period of 0.063 s. The maximum speed of 3.0 ms-1. What are the values of the amplitude ‘xo (m)’ and angular frequency ‘ω (rads-1)’?
A. xo = 0.03, ω = 100
B. xo = 0.19, ω = 16
C. xo = 5.3, ω = 16
D. xo = 0.03, ω = 100
28.Food being cooked in microwave oven is an example of
A. Beats
B. Overtones
C. Resonance
D. Beats
29.A gas containing ‘N’ number of molecules of a gas having mass of each molecule ‘m’ is in a cubic container having length of each side ‘a’. What is the density of gas contained in cube?
A. N/a2
B. m/a3
C. Nm/a3
D. N/a2
30.In ‘General Gas Equation PV=nRT’, ‘n’ represents the number of moles of gas. Which of the following represents the relation of ‘n’?
A. n = NNA
B. n = N/NA
C. n = NA/N
D. n = NNA
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