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Environmental Science

1. Total amount of living material at the various trophic levels of a food chain is depicted by pyramids of

numbers
energy
biomass
all of these
Answer is Right!
Answer is Wrong!

Detailed SolutionTotal amount of living material at the various trophic levels of a food chain is depicted by pyramids of

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2. Ex situ conservation includes

Zoo
Botanic garden
Germplasm bank
all of the above
Answer is Right!
Answer is Wrong!

Detailed SolutionEx situ conservation includes

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3. A group of individuals of a plant or animal species, inhabiting a given area is called

Biome
Population
Ecosystem
Community
Answer is Right!
Answer is Wrong!

Detailed SolutionA group of individuals of a plant or animal species, inhabiting a given area is called

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4. Causative organisms of Malaria

Bacteria
Fungus
Plasmodium
Virus
Answer is Right!
Answer is Wrong!

Detailed SolutionCausative organisms of Malaria

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5. During the course of a year, the sun will disappear from view near the North Pole on what date?

Jun-21
Sep-23
Dec-23
January 1 E. March 21
Answer is Right!
Answer is Wrong!

Detailed SolutionDuring the course of a year, the sun will disappear from view near the North Pole on what date?

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6. The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:

Pyrolysis
Jhum
Taungya system
Shift cultivation
Answer is Right!
Answer is Wrong!

Detailed SolutionThe cutting down of trees and setting them on fire and raising crops on the resulting ash is called:

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7. The global temperature has risen by about __________ degree celsius, since the peak of last glacialisation.

10
7
8
5
Answer is Right!
Answer is Wrong!

Detailed SolutionThe global temperature has risen by about __________ degree celsius, since the peak of last glacialisation.

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8. Ozone depletion in the stratosphere will cause

increased incidence of skin cancer
forest tires
global warming
none of these
Answer is Right!
Answer is Wrong!

Detailed SolutionOzone depletion in the stratosphere will cause

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9. The true statement about “green house effect” is that it is

caused by combination of many gases
caused by CO2
caused only by CO2, CFC, CH4 and NO2 gases
None of these
Answer is Right!
Answer is Wrong!

Detailed SolutionThe true statement about “green house effect” is that it is

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10. The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:

Barograph
Radiosonde
Aneroid barometer
Altimeter
Answer is Right!
Answer is Wrong!

Detailed SolutionThe instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:

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