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Hassan
1.The extent of un-saturation in a fat is expressed as its
A. Acid number
B. Iodine number
C. Saponification number.
D. Acid number
2.A central cavity of the kidney where urine is collected after filtration is known as:
A. Ureter
B. Pelvis
C. Urethra
D. Ureter
3.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
4.The process of filtration is used to separate __________ particles from liquids.
A. Radial .
B. Angular.
C. Insoluble.
D. Radial .
5. London forces are very significant in __________
A. sulpur.
B. Phosphorus.
C. Argon
D. sulpur.
6.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).
7.Technique used for non-surgical removal of kidney stone is called:
A. Ultrasound
B. Lithotripsy
C. Dialysis
D. Ultrasound
8.ame the partially miscible liquids from the following?
A. Alcohol-ether.
B. Nicotine-water.
C. Benzene-water.
D. Alcohol-ether.
9.Microcephaly, the small sized skull is due to:
A. Nutritional Cause
B. Skeleton Damage
C. Hormonal Causes
D. Nutritional Cause
10.The joints that allow movements in several directions are:
A. Hinge Joints
B. Ball and Socket Joints
C. Fibrous Joints
D. Hinge Joints
11.AlI3 (Aluminium Iodide) is electrically a _________
A. Conductor
B. In Conductor
C. Semi Conductor
D. Conductor
12.The collagen fibers of bone are hardened by deposit of:
A. Calcium phosphate
B. Calcium oxalate
C. Calcium carbonate
D. Calcium phosphate
13.Which of the following neurotransmitters lies outside the central nervous system?
A. Serotonin
B. Dopamine
C. Acetylcholine
D. Serotonin
14.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
15.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
16.Newborn infant may acquire serious eye infections, if his/her mother has:
A. Genital herpes
B. AIDS
C. Gonorrhea
D. Genital herpes
17.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
18.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
19.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
20.Enzyme which attaches the Okazaki fragments in lagging strand is called:
A. Restriction endonuclease
B. Primase
C. DNA helicase
D. Restriction endonuclease
21.In phenylketonuria, phenylalanine is not degraded because of defective enzyme
A. Phenylalanine hydrogenase
B. Phenylalanine phosphate
C. Phenylalanine oxidase
D. Phenylalanine hydrogenase
22.Males with XXY chromosomes suffer from:
A. Klinefelter’s Syndrome
B. Jacob’s Syndrome
C. Down’s Syndrome
D. Klinefelter’s Syndrome
23.he elements of IIIA to VIIIA subgroups except He are known as __________ block elements.
A. q.
B. S.
C. p.
D. q.
24. Concentrated nitric acid gives __________ when it reacts with tin.
A. Nitric oxide
B. Meta stannic acid.
C. Aluminum Nitrite
D. Nitric oxide
25.Sulphuric acid is used to manufacture
A. HCl and HNO3.
B. H3PO4.
C. Both A and B.
D. HCl and HNO3.
26. Alkanes containing __________ carbon atoms are waxy solids.
A. Up to 4
B. 5 to 17
C. 18 or more.
D. Up to 4
27. Which of the following is used to make chloral hydrate?
A. Acetaldehyde.
B. Formaldehyde.
C. Both A and B
D. Acetaldehyde.
28.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
29. The highest temperature a substance can exist as __________ is called its critical temperature.
A. Solid.
B. Liquid.
C. Gas.
D. Solid.
30. __________ hybridization leads to a regular tetrahedral structure.
A. sp3
B. sp2
C. sp
D. sp3
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