61
The nutrient requirement for ATP synthesis is
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62
Which of the following is not a phytohormone?
1
IAA
2
GA
3
Florigen
4
Phytochrome
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63
If plants stop photosynthesis, which gas will disappear?
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64
Which one of the following is an essential amino acid?
1
Adenine
2
Proline
3
Lysine
4
Serine
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65
Solar treatment is used for
1
loose smut of wheat
2
stem rust of wheat
3
blast of rice
4
wilting of tomato
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Answer:loose smut of wheat
66
Which one pf the following is an insect trap crop?
1
Bhendi
2
Rice
3
Potato
4
Pigeon pea 68. Hay' is prepared from crop rich in
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68
Hay' is prepared from crop rich in
1
protein
2
crude fibre
3
fat
4
vitamins
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69
Most of the plants absorb nitrogen from the soil in the form of
1
nitrate
2
nitrite
3
nitric acid
4
free nitrogen gas
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70
Autumn rice in Assam is also known as
1
Boro
2
Sali
3
Ahu
4
Aman
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71
The inflorescence of sugarcane is termed as
1
arrow
2
panicle
3
tassel
4
head
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72
Suitable age of paddy seeding for transplantation in normal Kharif season is
1
21-25 days
2
27-32 days
3
15-20 days
4
11-14 days
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73
Kjeldahl method is used to determine
1
total nitrogen in soil
2
total phosphorus in soil
3
total potassium in soil
4
total organic carbon in soil
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Answer:total nitrogen in soil
74
Weeds that occur within the geographical limits of the origin are termed as
1
noxicious weeds
2
obligate weeds
3
alien weeds
4
native weeds
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75
Gramaxone is a trade name of
1
MCPA
2
Simazine
3
Paraquat
4
Moraron
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76
Hard fruit of citrus is due to deficiency of
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