What is the main idea behind "Joint farm management concept" introduced by Government of India?

Joint Forest Management concept was introduced in India during

What is the main cause of soil erosion in India?

What is the main reason behind the establishment of national parks and sanctuaries?

What are the duties of a veterinary doctor in management of a poultry farm?

What do you know about joint Forest Management?

Describe the main ideas behind the biological control of pests and diseases.

What is the ecological principle behind the biological control method of managing with pest Insects?

Frictional electricity The electricity developed in bodies when they are rubbed with each other is called frictional electricity. There are two kinds of charges, namely positive and negative. Like charges repel each other and unlike charges attract each other. when a glass rod is rubbed with silk cloth, glass rod becomes positively charged are silk acquires the same amount of negative charge. the concept of positive and negatice charges was introduced by Benjamin Franklin. The charge is always quantised and conserved in a system. The law of force that governs the force between two electric charges was discovered by