Question : In a particular trophic level, how is the standing crop measured?
Option 1: As biomass
Option 2: As gross productivity
Option 3: As net productivity
Option 4: As pyramid of energy
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Correct Answer: As biomass
Solution : The correct option is biomass.
Biomass can be quantified by weighing the total dry weight of all organisms in that trophic level per unit area. These measurements help ecologists assess the amount of living material or energy present at each trophic level.
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Question : The productivity of an ecosystem is composed of which of the following?
Option 1: Gross productivity and primary productivity
Option 2: Primary and secondary productivity
Option 3: Net productivity and consumption
Option 4: Net primary productivity and gross primary productivity
Question : What is the source of natural energy of the hot springs at Manikaran in Himachal Pradesh
Option 1: Geothermal energy
Option 2: Biomass energy
Option 3: Thermal energy
Option 4: Hydro energy
Question : What do you call the rate of new organic matter by consumers?
Option 1: Tertiary productivity
Option 2: Primary productivity
Option 3: Net productivity
Option 4: Secondary productivity
Question : A prism and a pyramid have the same base and the same height. Find the ratio of the volumes of the prism and the pyramid.
Option 1: 2 : 3
Option 2: 3 : 1
Option 3: 1 : 3
Option 4: 3 : 2
Question : The gross primary deficit can be expressed as ______.
Option 1: Gross fiscal deficit – Net interest liabilities
Option 2: Capital expenditure – Revenue deficit
Option 3: Gross fiscal deficit + Net interest liabilities
Option 4: Revenue deficit + Capital expenditure
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