Environmental Studies Questions and Answers for Competitive Exams | Environmental Studies Quiz Set 23
Questions
1
According to ZSI (GOI), which one of the following birds declined by 99% ?
Answer: White backed Vulture
2
According to Convention on International Trade in Endangered species (CITES) COP 17, which one of the following is transferred from CITES Appendix II to Appendix I by January 2017.
Answer: Pangolin
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3
Taxonomic diversity of a region with several ecosystems is :
Answer: Gamma diversity
6
The point at which the light intensity is just enough to produce energy by photosynthesis which equal to the energy used in respiration is called
Answer: Compensation point
7
The global pattern of prevailing winds drives the cell – like circulation pattern of ocean currents called
Answer: Gyres.
8
As the number of species in a food web increases
Answer: Food chain length tends to increase.
9
Each degree of latitude on the earth’s surface represents approximately
Answer: 111 km
10
Remote sensing satellites for earth observation are normally located in
Answer: Sun-synchronous orbit
11
Asian Ministerial Conference on Disaster Risk Reduction – 2016 (AMCDRR – 2016) was held in
Answer: New Delhi
12
Magma starts to crystallise when it loses heat during its upward rise to shallower level from a deep source. Which among the following is Bowen’s Reaction Series
Answer: Olivine, Pyroxene, Hornblende, Mica, Quartz
13
A 2000 MW dam has maximum head of 200 m. What is the rate of falling water on the turbines ? (Neglect losses)
Answer: ~ 1020.41 m3/s
15
In a biogas digestor having biomass and animal wastes as feed, for optimum methane production, the value of pH should be such that initially
Answer: pH is in the range 6.6 to 7
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