Water too little to waste - class-VIII
Description: water too little to waste | |
Number of Questions: 17 | |
Created by: | |
Tags: chemistry pollution of air and water air and water pollution environment pollution for a pollution free nature water too little to waste environmental chemistry |
Dysentery and cholera are caused by drinking polluted water.
Water pollution is the second most imperative environmental concern along with ____ pollution.
Industrial or man-made concentrations of naturally occurring substances, such as_____ and _____ have also been identified as health hazards in soil and groundwater.
Chronic exposure to ______ at sufficient concentrations is known to be associated with higher incidence of leukemia.
Industrial pollution effects ______.
The contamination of the environment by businesses, particularly plants and factories, that dump waste products into the air and water is called __________.
Rain that has been made acidic by certain pollutants in the air due to industries is called _______
Which of them are bio-degradable waste?
Damage to the great taj mahal is caused by _________.
Mining, deforestation, and utilization of water resources for industrial production leads to ______.
Particulate pollutants are created by:
Industrialisation resulted in loss of what percentage of forests?
Jaundice, diarrhoea etc., are caused due to the consumption of impure water.
Acid rain is the outcome of ________
Sewage is waste water released by:
Distilled water is clean and pure water, but unfit for human consumption.
500 ml of a sample COD of water required 19.6 mg of $ K _2Cr _2O _7 $ of water sample is