5 June is observed as
5 June is observed as
Noise is measured using sound meter and the unit is
Noise is measured using sound meter and the unit is Read More »
Which of the following is not a constituent of DDT?
Which of the following is not a constituent of DDT? Read More »
An average human being requires nearly 12-15 times more air than the food
An average human being requires nearly 12-15 times more air than the food Read More »
What is the full form of DDT?
Identify the degradable pollutant from the following
Identify the degradable pollutant from the following Read More »
A substance, which causes pollution, is known as which of the following?
A substance, which causes pollution, is known as which of the following? Read More »
In which year the “project tiger” is launched in India?
In which year the “project tiger” is launched in India? Read More »
Which of the following is necessary for photosynthesis?
Which of the following is necessary for photosynthesis? Read More »
Which of the following energy is stored in the earth?
Which of the following energy is stored in the earth? Read More »