Questions

Compounds are substances is true about them.

The Buddh International Circuit, an Indian motor racing circuit, is located in Greater Noida.

Tropical rainforests are such rainforests that occur in the region of tropical rainforest climate where there is no dry season and it remain hot and wet.Tropical evergreen rainforest biome provides optimum environmental conditions for the growth of plants and animals because it experience heavy rainfall and high temperature, and extend between 10° N and 10° S latitudes. The biome Tropical rain forests are of mega thermal type because the organisms are adapted to high temperature and wet and humid condition. The maximum development of this biome has taken place in South America, lowland regions in Africa, and the islands off of Southeast Asia, Central America and parts of Australia.

Memory refresh is the process of periodically reading information from an area of computer memory and immediately rewriting the read information to the same area without modification, for the purpose of preserving the information.

Memory refresh is a background maintenance process required during the operation of semiconductor dynamic random-access memory (DRAM), the most widely used type of computer memory.

The National Association for the Advancement of Colored People (NAACP) is a civil rights organization in the United States, formed in 1909. 

 Du Bois, Moorfield Storey and Mary White Ovington and some more in the group helped to form NAACP.

Dragon flies have legs but they cannot walk.