Multiple Choice Questions
1 torr is equal to
DDT along with other 21 chemicals was banned in Nepal in 2001. What do you think was the cause?
To which period does an element having an electronic configuration of 1s2, 2s2, 2p6, 3s2, 3p4 belong to?
Which of the following is the source of AC?
A student is given a convex lens of focal length 25 cm. He places a burning candle at a distance of 40 cm away from the lens. At what distance will he obtain a sharp image of the candle?
Under what condition with the object weight 16.7 N on the moon?
A feather and a coin released from the same height at the same time do not reach the ground at the same time. What is the cause of it?
What is the medical term for blockage of blood carrying oxygen to cardiac muscles?
Two black guinea pigs mated and the off-springs born were 3 black and 1 white guinea pigs. What is the genotypic ratio?
Sarita found a plant in her surroundings and claimed that the plant was a dicot. If her conclusion is right, which of the following statements is true?