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Home » Medical Papers » UHS MDCAT » Aptitude Test - 26
1.In large intestines, vitamin K is formed by the activity of
A. Symbiotic bacteria
B. Obligate parasite
C. Parasitic bacteria
D. Symbiotic bacteria
2.Goblet cells secrete
A. HCl
B. Mucus
C. Enzymes
D. HCl
3.Mature mammalian red blood cells do not have
A. Nucleus
B. Red color
C. Fluids
D. Nucleus
4.n a normal person plasma constitutes about ___________ by volume of blood
A. 50%
B. 60%
C. 45%
D. 50%
5.Which vein has oxygenated blood?
A. Renal vein
B. Subclavian vein
C. Pulmonary vein
D. Renal vein
6.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
7. In nephron, most of the reabsorption takes place in the
A. Distal tubule
B. Proximal tubule
C. Ascending limb
D. Distal tubule
8.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
9.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
10.Blood enters the glomerulus through
A. Efferent arteriole
B. Afferent arteriole
C. Renal artery
D. Efferent arteriole
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.Cause of Parkinson’s disease is death of brain cells that produce
A. Dopamine
B. Acetylcholine
C. ADH hormone
D. Dopamine
13.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
14.An oil film floating on water surface exhibits colour pattern due to the phenomenon of:
A. Diffraction
B. Polarization
C. Interference
D. Diffraction
15.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
16.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
17.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
18.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
19.Z-scheme is used for
A. Non-Cyclic Photophosphorylation
B. Cyclic Photophosphorylation
C. Both Cyclic and Non-Cyclic Photophosphorylation
D. Non-Cyclic Photophosphorylation
20.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
21.The common vectors used in recombinant DNA technology are
A. Probes
B. Palindromes
C. Plasmids
D. Probes
22.The enzyme used to isolate gene from DNA is
A. Helicase
B. Reverse Transcriptase
C. Restriction Enzyme
D. Helicase
23.Which one of the following enzymes is temperature insensitive?
A. DNA Polymerase I
B. Taq Polymerase
C. DNA Polymerase III
D. DNA Polymerase I
24.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
25.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
26.What happens to the magnet as the iron core is inserted into the solenoid?
A. It moves towards solenoid and rotates through
B. It moves towards the solenoid
C. It moves away from solenoid 180o
D. It moves towards solenoid and rotates through
27.ood being cooked in microwave oven is an example of
A. Beats
B. Overtones
C. Resonance
D. Beats
28.A 10 cm long solenoid has 100 turns. What will be the magnetic field inside it along its axis if one micro ampere current is passed through it?
A. 4Ï€ x 10-13 tesla
B. 4Ï€ x 10-7 tesla
C. 4Ï€ x 10-10 tesla
D. 4Ï€ x 10-13 tesla
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.The kinetic energy K.E. with which the electron strikes the target is given by:
A. K.E. = e2V
B. K.E. = hc/λ
C. K.E. = hf2
D. K.E. = e2V
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