Early man became civilized with the help of
Science
Nature
Resources
Tools
Which is the wrong statement - Envirornmental pollution caused by nuclear weapon?
Abolition of zamindari system
Easy availability of capital
Special weather bulletin for farmers
Create spent nuclear fuel at the reactor site
Who critically observes everything?
Psychologist
Doctor
Scientist
Politician
Nylon is an example of
Artificial fibre
Natural fibre
Cotton
Silk
Artificial fibres are synthesized using
Chemicals
Minerals
Grass
Leaves
Which among the following can be eradicated by knowledge?
superstitious
religious
political
scientific
Which of the following produces radioactive dust which is harmful to human beings?
Stones
Nuclear weapons
Motor vehicles
Cotton is an example of
Animal fibre
Among these which is a natural fibre?
Nylon
Rayon
Polyester
Among the following, the research on what led to green revolution?.
Varieties of rice
Medicines
Transport
Fibres