Advertisements
Advertisements
प्रश्न
Name the chemicals which help in increasing food production.
उत्तर
Chemicals which help in increasing food production are fertilisers like urea, sodium nitrate, potash, ammonium phosphate, calcium nitrate, etc. Pesticides like aldrin, malathion which are used to kill pests. Insecticides like D.D.T., B.H.C. fungicides like sulphur, Bordeaux mixture, etc.
APPEARS IN
संबंधित प्रश्न
What is the contribution of chemistry in following field?
Cosmetics
What is the contribution of chemistry in following field?
Medicines
Name the scientists who discovered the following:
Safety lamp
Name the scientists who discovered the following:
Elements
Write True or False against the following statement.
Antibiotics are used as preservatives:
State the contributions of Dimitri Mendeleev
Differentiate between the terms food preservatives and food processing with appropriate examples.
Give reasons for the following
Titanium dioxide is an important ingredient in cosmetics.
Give reasons for the following
All medicines must be taken under proper doctors' supervision and in the correct dose.
Select the correct name from the choices given below for the following case.
A synthetic fibre used in clothing.
