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Home » Medical Papers » UHS MDCAT » Aptitude Test - 7
1.A central cavity of the kidney where urine is collected after filtration is known as:
A. Ureter
B. Pelvis
C. Urethra
D. Ureter
2.Aldosterone plays role in:
A. Transport of water
B. Transport of K+ ions into kidney
C. Uptake of sodium in loop of Henle
D. Transport of water
3.The process of filtration is used to separate __________ particles from liquids.
A. Radial .
B. Angular.
C. Insoluble.
D. Radial .
4. London forces are very significant in __________
A. sulpur.
B. Phosphorus.
C. Argon
D. sulpur.
5.hich of the following formation is endothermic reaction?
A. 2H2(g) + O2(g) 2H2O(l).
B. C(s) + O2(g) CO2(g).
C. N2(g) + O2(g) N2O2(g)
D. 2H2(g) + O2(g) 2H2O(l).
6.Technique used for non-surgical removal of kidney stone is called:
A. Ultrasound
B. Lithotripsy
C. Dialysis
D. Ultrasound
7.ame the partially miscible liquids from the following?
A. Alcohol-ether.
B. Nicotine-water.
C. Benzene-water.
D. Alcohol-ether.
8.Microcephaly, the small sized skull is due to:
A. Nutritional Cause
B. Skeleton Damage
C. Hormonal Causes
D. Nutritional Cause
9.The joints that allow movements in several directions are:
A. Hinge Joints
B. Ball and Socket Joints
C. Fibrous Joints
D. Hinge Joints
10.AlI3 (Aluminium Iodide) is electrically a _________
A. Conductor
B. In Conductor
C. Semi Conductor
D. Conductor
11.The collagen fibers of bone are hardened by deposit of:
A. Calcium phosphate
B. Calcium oxalate
C. Calcium carbonate
D. Calcium phosphate
12.Which of the following neurotransmitters lies outside the central nervous system?
A. Serotonin
B. Dopamine
C. Acetylcholine
D. Serotonin
13.Which hormonal pair shares a common hypothalamic releasing factor?
A. STH and LH
B. ACTH and LH
C. FSH and STH
D. STH and LH
14.Which of the following will happen if fertilization does not occur?
A. Menopause starts
B. Corpus luteum degenerates
C. FSH secretion is increased
D. Menopause starts
15.Newborn infant may acquire serious eye infections, if his/her mother has:
A. Genital herpes
B. AIDS
C. Gonorrhea
D. Genital herpes
16.At the cephalic end of primitive streak, closely packed cells form a local thickening known as:
A. Henson’s Node
B. Gastrocoele
C. Primitive Ridge
D. Henson’s Node
17.In plants, the red light favours:
A. Enhancement of cell differentiation
B. Elongation of cells
C. Maturation of the cells
D. Enhancement of cell differentiation
18.The reaction between the phosphate group of one nucleotide and hydroxyl group of another is a ______ synthesis in DNA molecule.
A. Dehydration
B. Rehydration
C. Oxidation
D. Dehydration
19.Enzyme which attaches the Okazaki fragments in lagging strand is called:
A. Restriction endonuclease
B. Primase
C. DNA helicase
D. Restriction endonuclease
20.In phenylketonuria, phenylalanine is not degraded because of defective enzyme
A. Phenylalanine hydrogenase
B. Phenylalanine phosphate
C. Phenylalanine oxidase
D. Phenylalanine hydrogenase
21.Males with XXY chromosomes suffer from:
A. Klinefelter’s Syndrome
B. Jacob’s Syndrome
C. Down’s Syndrome
D. Klinefelter’s Syndrome
22.he elements of IIIA to VIIIA subgroups except He are known as __________ block elements.
A. q.
B. S.
C. p.
D. q.
23. Concentrated nitric acid gives __________ when it reacts with tin.
A. Nitric oxide
B. Meta stannic acid.
C. Aluminum Nitrite
D. Nitric oxide
24.Sulphuric acid is used to manufacture
A. HCl and HNO3.
B. H3PO4.
C. Both A and B.
D. HCl and HNO3.
25. Alkanes containing __________ carbon atoms are waxy solids.
A. Up to 4
B. 5 to 17
C. 18 or more.
D. Up to 4
26. Which of the following is used to make chloral hydrate?
A. Acetaldehyde.
B. Formaldehyde.
C. Both A and B
D. Acetaldehyde.
27.en moles of hydrogen are allowed to react with 6 moles of oxygen. How much water will be obtained from reaction on complete consumption of one gas?
A. 10 moles
B. 8 moles
C. 6 moles
D. 10 moles
28. The highest temperature a substance can exist as __________ is called its critical temperature.
A. Solid.
B. Liquid.
C. Gas.
D. Solid.
29. __________ hybridization leads to a regular tetrahedral structure.
A. sp3
B. sp2
C. sp
D. sp3
30.Osmotic pressure of a solution is __________ property.
A. Obligative.
B. Fractional.
C. Colligative.
D. Obligative.
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