81. In stress condition, the osmotic potential in plants
82. Phosphate containing mineral is
83. True density of most mineral soils is usually
84. Green revolution has been most successful in
85. Consider the following statements.
1. Rice and tobacco are the major crops of Andhra Pradesh.
2. Rice and tea are the major crops of Paschim Banga.
3. Rice and jowar are the major crops of Odisha.
4. Rice and Coffee are the major crops of Tamil Nadu.
Which of these are correct?
1. Rice and tobacco are the major crops of Andhra Pradesh.
2. Rice and tea are the major crops of Paschim Banga.
3. Rice and jowar are the major crops of Odisha.
4. Rice and Coffee are the major crops of Tamil Nadu.
Which of these are correct?
86. Match columns I (type of agriculture) with columns II (area associated with the particular type of Agriculture) and select the correct answer:
Column I
Column II
a. Shifting
1. American Prairies
b. Subsistence
2. Ganga Delta
c. Commercial
3. Gardens of Asom
d. Plantation
4. Maga Hills
5. Northern Canada
| Column I | Column II |
| a. Shifting | 1. American Prairies |
| b. Subsistence | 2. Ganga Delta |
| c. Commercial | 3. Gardens of Asom |
| d. Plantation | 4. Maga Hills | 5. Northern Canada |
87. Zero energy cool chamber is developed by?
88. Which one of the following is not Kharif season weed
89. The dehulled rice grain is known as
90. Critical stage of irrigation for sugarcane is
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