Total students = 25
% of students good in English = 72%
No. of students good in English = 72% of 25
= 72/100 × 25
= 1800/100
= 18
No. of students not good...
(i) Remain away from specific and particular cause for discomfort or disease. For which personal and public cleanliness and good physical environment are necessary.
(ii) Proper and sufficient food necessary for...
The immune system of our body is a kind of defense mechanism to fight against pathogenic microbes. It has cells that are specialized to kill infecting microbes and keep our...
The methods of contraception are:
(i) Barrier method or mechanical method (Condom/Diaphragm): Prevents the meeting of sperms and ova.
(ii) Chemical method (Oral pills): Changes the hormonal balance of the female partner so...
This is not fair situation.In India it is a major problem.Here also the main difference between them is that the living standard.Also, some poeple leads happy and joyful life while...
Essential amino acids: Amino acids which cannot be synthesized in the body but must be obtained through diet, are called essential amino acids. For example: valine, leucine.
Non-essential amino acids: The...
