Which one of the following is a C4 plant?
Maize follows the C4 photosynthetic pathway.
C4 plants show higher photosynthetic efficiency.
They have Kranz anatomy in leaves.
Rice, wheat and black gram are C3 plants.
C4 plants are adapted to high light and temperature.
Therefore, maize is the correct answer.
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27 Mins English English100 Questions100 Marks120 Mins English English75 Questions300 Marks90 Mins English“Jagannath” paddy variety was developed through
The first Indian dwarf rice variety is
Drip irrigation efficiency can be
Area under dry land agriculture in India is approximately
Match the following correctly
| (a) Broad beds and furrows | 1. Effective in black soils | |
| (b) Compartmental bunds | 2. Convert area into small blocks | |
| (d) Scoops | 3. Formed between rows of crop | |
| (d) Scoops | 4. Small pits on soil surface | |
Codes:
Match the drought terms with their explanation
| drought terms | Their explanation |
| (a) Permanent drought | 1. Arid and semi-arid zones |
| (b) Seasonal drought | 2. Inadequate water to meet evapotranspiration |
| (c) Invisible drought | 3. Agriculture not possible |
| (d) Meteorological drought | 4. Annual rainfall less than normal |
Pigment leghaemoglobin acts as
Which one is called the “Queen of Oilseeds”?
Total cultivable area in India is ______ million hectares.
“Jagannath” paddy variety was developed through
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