Total amount of energy trapped by green plants in food is called:
1.  Gross primary production
2.  Net primary production
3.  Standing crop
4.  Standing state

Subtopic:  Ecosystem Productivity |
 75%
From NCERT
AIPMT - 1998
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Maximum photosynthesis is done by:
1.  Phytoplankton
2.  Zooplankton
3.  Marsh plants
4.  Woody plants

Subtopic:  Ecosystem Productivity |
 67%
AIPMT - 1999
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Which is the reason for the highest biomass in an aquatic ecosystem:

1. Nano plankton, blue-green algae, green algae

2. Seagrass, and slime molds

3. Benthonic and brown algae

4. Diatoms

Subtopic:  Ecosystem Productivity |
From NCERT
AIPMT - 2000
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is expected to have the highest value (gm/m2 /yr) in a grassland ecosystem: 

1. Tertiary production

2. Gross production (GP)

3. Net production (NP)

4. Secondary production 

Subtopic:  Ecosystem Productivity |
 81%
From NCERT
AIPMT - 2004
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh