Q. The final boundary between the Earth and the outer space is called -
1) magnetosphere
2) ionosphere
3) mesopause
4) magnetopause
Q. What is the name of the hormone produced by thymus gland ?
1) Thyroxine
2) Auxins
3) Cytokinis
4) Thymosin
Q. Photosynthesis takes place in the presence of chlorophyll and -
1) water
2) nutrients
3) carbon-dioxide
4) sunlight
Q. Which blood group is universal acceptor ?
1) O+
2) O-
3) AB-
4) AB+
Q. If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used ?
1) Concave
2) Convex
3) Cylindrical
4) Plane
Q. Soap bubble attains spherical shape due to -
1) inertia
2) pressure
3) surface tension
4) visosity
Q. Which of the following is a characteristic of an exothermic reaction ?
1) Release of heat
2) Absorption of heat
3) Doesn't involve any change in temperature
4) None of the option is correct
Q. What is the chemical formula for Sodium Chloride (Salt) ?
1) NaC12
2) NaCl
3) Na2C1
4) Na2C
Q. Which of the following gas contributes the maximum to the phenomena of global warming ?
1) Methane
2) Chloroflurcarbon(CFC)
3) Nitrozen dioxide
4) Carbon dioxide
Q. Who selects the Social Audit Committee under MGNREGA scheme ?
1) Chief Minister
2) Gram Sabha
3) Mayor
4) B.D.O.
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