CTET Solved Paper - UTET April 2015
46. Kaziranga National Park is famous for
- Option : C
- Explanation : Kaziranga National Park, Asom is famous for one- homed Rhinos. It is in the list of United Nations protected mission.
47. World Environment Day is celebrated on
- Option : C
- Explanation : World Environment Day is celebrated allover the world on 5th June every year. Many types of awareness programme are organised to help Environment activists and awards are also distributed for protective works.
48. Who is responsible for the formation of humus?
- Option : B
- Explanation : Decomposer is the highest attributes of humus. Humus is an organic compound which are made out of the remains of leaves.
- Option : C
- Explanation : DDT is Dichloro-Diphenyl Trichloroethane. It is used in India as a pesticide but now it is not used due to its harmful effects.
50. Sea - weeds are the chief source of
- Option : C
- Explanation : Iodine is extracted from the sea weeds. It is mixed in common salt which makes it important to fight against many diseases and in prevention of simple goitre.
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