A. 2
B. 3
C. 4
D. 5
Earth’s atmosphere is divided into five main layers: the exosphere, the thermosphere, the mesosphere, the stratosphere and the troposphere.
A. 300 grams
B. 400 grams
C. 250 grams
D. None of these
The adult human brain weighs about 3 pounds (1,300-1,400 g). The adult human brain is about 2% of the total body weight. The average human brain is 140 mm wide. The average human brain is 167 mm long.
A. 10 – 20
B. 20 – 30
C. 30 – 40
D. 40 – 50
The absorption of ink by blotting paper involves__________?
A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
A. Transmitter
B. Transmission channel
C. Receiver
D. Hardware
A. Remain unaffected
B. Fall away from the train
C. Fall towards the train
D. Fall away from or towards the train depending upon the speed