Basic Science : Environment In Relation To Human Welfare QUESTIONS AND ANSWERS :: part2 : 16 to 20
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
16.High concentrations of nutrients in ponds and lakes stimulate algal growth very densely resulting in |
| Algal bloom |
| Algal gloom |
| Algal growth |
| Algal development |
17.Aerosol spray is a |
| CFC |
| CH₄ |
| N₂O |
| NO |
18.The development of brain and nervous system of children is affected by very low concentrations of |
| Hydrocarbons |
| Iron |
| Lead |
| Ceramics |
19.Industrial growth rises the carbon-di-oxide concentration of the |
| Stratosphere |
| Atmosphere |
| Troposphere |
| Ozone layer |
20.Sterility and children with genetic defects are caused due to exposure to |
| Light |
| Temperature |
| Noise pollution |
| High radiation |
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