Who among the following discovered the sunspots?
Who among the following discovered the sunspots?
A. Johannes Kepler
B. Einstein
C. Copernicus
D. Galileo
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What is ‘Tokamak’ ?
What is ‘Tokamak’ ?A. An Israeli radar system
B. An American anti-missile system
C. A defence collaboration between Japan and South Korea
D. A device used in nuclear-fusion research for magnetic confinement of plasmaWhich of the following elements is not present abundantly in earth’s crust ?
Which of the following elements is not present abundantly in earth’s crust ?A. Silicon
B. Radium
C. Aluminum
D. CarbonThe atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?
The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?
A. Conduction of heat upward from a hot surface
B. Convection from a hot surface
C. Absorption of infrared energy that has been radiated from the surface
D. Heat energy from the earth’s interiorThe shape of the external ear is due to____________?
The shape of the external ear is due to____________?
A. Elastic cartilage
B. Fibrocartilage
C. Articular cartilage
D. noneRearing of honey bees for honey production is called?
Rearing of honey bees for honey production is called?A. Sericulture
B. Apiculture
C. Viticulture
D. Bees cultureThe good sources of Vitamin-B Complex are?
The good sources of Vitamin-B Complex are?
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. sea foods