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The free-living fungus Trichoderma can be used for

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Important Questions on Bioenergy, Biofertilizer and Biological Pest Control

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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>NCERT>Q 4
Mycorrhiza does not help the host plant in:
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>NCERT>Q 5
Which one of the following is not a nitrogen-fixing organism?
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>NCERT>Q 6
The residue left after methane production from cattle dung is:
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>NCERT>Q 7
Methanogens do not produce:
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>NCERT>Q 8

Match the items in Column 'A' and Column 'B' and choose correct answer

Column A Column B
A. Ladybird
B. Mycorrhiza
C. Biological control
D. Biogas		 i. Methanobacterium
ii. Trichoderma
iii. Aphids
iv. Glomus
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>Critical Thinking>Q 1
The calorific value of biogas is
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>Critical Thinking>Q 2
One of the following aquatic weed has been exploited for biogas production
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NTA Errorless Biology Volume-2>Chapter 14 - Bioenergy, Biofertilizer and Biological Pest Control>Critical Thinking>Q 3
Gasohol is