91.
Fuel wood requid per person perday is
A
10 Kg
B
3 Kg
C
1 Kg
D
30 Kg
Answer :
3 Kg
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92.
The bacterium Bacillus thuringiensis is widely used in contemporary biology as
A
insecticide
B
agent for production of dairy products
C
source of industrial enzyme
D
indicator of water pollution
Answer :
insecticide
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93.
During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undergraded
A
Lipids
B
Lignin
C
Hemi-cellulose
D
Cellulose
Answer :
Lignin
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94.
Bioenergy is the energy obtained from
A
Biological sources
B
Coal
C
Petroleum
D
Natural gases
Answer :
Biological sources
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95.
The example of non-renewable source of energy is
A
Alcohol fuel
B
Petroleum
C
Biogas
D
Fuel wood
Answer :
Petroleum
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96.
A transgenic food crop which may help in solving the problem of night blindness in developing countries is
A
Flavr Savr tomatoes
B
Starlink maize
C
Bt Soybean
D
Golden rice
Answer :
Golden rice
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97.
Rennin used in cheese industry is
A
Antibiotic
B
Enzyme
C
Alkalodi
D
Inhibitor
Answer :
Enzyme
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98.
The pioneer country in the production of 'Fuel alcohol' is
A
Japan
B
Brazil
C
Saudi Arabia
D
India
Answer :
Brazil
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99.
For biogas production besides dung an extensive use of which weed is recommended in our country
A
Mangifera indica
B
Hydrilla
C
Eichhornia crassipes
D
Solanum
Answer :
Eichhornia crassipes
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100.
Consider the following statements about biomedical technologies? 1. During open heart surgery blood is circulated in the heart-lung machine 2. Blockage in coronary arteries is removed by angiography 3. Computerised axial tomography (CAT) shows detailed internal structure as seen in a section of body 4. X-ray provides clear and detailed images of organs like prostate glands and lungs Which two of the above statements are correct?
A
2 and 4
B
3 and 4
C
1 and 3
D
1 and 2
Answer :
1 and 3
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