Q. Injection of heavy metals can cause diseases

View solution

Q. Leather tanneries cause water pollution by converting Cr-VI into Cr with oxidation state

View solution

Q. Chemicals used to kill insects are

View solution

Q. Most common recycled domestic materials are

View solution

Q. Petroleum or crude oil is a complex mixture of compounds mainly

View solution

Q. Aerosols cause serious infections in old people of

View solution

Q. NOₓ in atmosphere is converted into

View solution

Q. The main source of Carbon monoxide is

View solution

Q. Freshwater total earth's water is

View solution

Q. Leather tanneries use big quantities of

View solution

Q. Commonly used coagulants are ions of

View solution

Q. The gas necessary for plants for photosynthesis is

View solution

Q. Transportation causes to produce CO₂ in atmosphere

View solution

Q. A single chloride free radical of CFCs can destroy up to ozone molecules

View solution

Q. By the mid of 1980s depletion of total overhead ozone in Antarctic region is

View solution

Q. Atmosphere consists of gases

View solution

Q. Chemistry related to the study of environment affected by the chemicals and pollutants is called

View solution

Q. Part of Freshwaterconsumed in the domestic purpose is

View solution

Q. Heat balance of earth is maintained by sphere

View solution

Q. The amount of oxygen dissolved in water to oxidize organic matter is called

View solution