GK-CDS-2009 MCQ Question and Answer
GK-CDS-2009 MCQ Question and Answer
11. Which one of the following is associated with the formation of brown air in traffic congested cities ?
- Sulphur dioxide
- Nitrogen oxide
- Carbon dioxide
- Carbon monoxide
12. Which one of the following is the permissible level of noise in a silent zone at daytime ?
- 50 dB
- 60 dB
- 65 dB
- 75 dB
13. Which one of the following is the first National Park established in India ?
- Bandipur
- Corbett
- Velavadar
- Periyar
14. Bryophytes are photosynthetic but do not have vascular tissue and true roots. This feature enables them to resemble with which of the following ?
- Fungi
- Algae
- Pteridophytes
- Angiosperms
15. The genetically engineered ‘Golden Rice’ is rich in which of the following ?
- Vitamin A and nicotinic acid
- β-carotene, Vitamina A and folic acid
- β-carotene and iron
- Vitamin A and niacin
16. Consider the following statements—
- National Parks are a special category of protected areas of land and sea coasts where people are an integral part of the system.
- Sanctuaries are concerned with conservation of particular species.
- Biosphere Reserves are connected with the habitat of a particular wild animal. Which of the statements given above is/are correct ?
18. The plant dye Henna imparts organge-red colour to skin and hairs due to its reaction with which of the following ?
- Proteins and amino acids
- Lipids
- Carbohydrates
- Nucleic acids
19. Which one of the following plants is preferred for mixed cropping in order to enhance the bioavailability of nitrogen ?
- Wheat
- Gram
- Maize
- Barley
20. The ‘Red Data Book’ containing information on all wild plants and animals in danger of extinction has been published by which one of the following ?
- International Union for Conservation of Nature and Natural Resources (IUCN)
- World Wildlife Fund (WWF)
- World Conservation Union (WCU)
- United Nations Environment Programme (UNEP)