Blood does not clot in the blood vessels due to the presence of
(A) Thrombin
(B) Fibrinogen
(C) Heparin
(D) Prothrombin
Water can be separated from alcohol water mixture by
(A) Decantation
(B) Evaporation
(C) Distillation
(D) Sublimation
The connective tissue that connects a muscle to a bone is
(A) Cartilage
(B) Ligament
(C) Tendon
(D) Interstitial Fluid
Earth’s escape velocity is –
(A) 15.0 km / sec
(B) 21.0 km / sec
(C) 7.0 km / sec
(D) 11.2 km / sec
Who among the following anticipated Newton by declaring that all things gravitate to the earth?
(A) Aryabhatta
(B) Varahamihira
(C) Buddhagupta
(D) Brahmagupta
What is the average density of the earth?
(A)
(B)
(C)
(D)
How is the relative humidity expressed?
(A) gram
(B) Kilogram
(C) Percent
(D) Ratio
Which of the following instruments measures electromagnetic radiation?
(A) Pyrheliometer
(B) Cathetometer
(C) Bolometer
(D) Phenograph
What do AIDS viruses destroy?
(A) Lymphocyte
(B) Monocyte
(C) Neutrophils
(D) Basophils
From whom do teeth and bones gain strength and firmness?
(A) Calcium
(B) Fluorine
(C) Chlorine
(D) Sodium
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