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NABARD Agri > Seed Science > Flashcards

Seed Science Flashcards

1
Q

From which part of the ovule does the seed coat (testa) develop?

A

Integuments

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1
Q

Criticial Irrigation Stage for wheat?

A

1st: 20-25 days after sowing
2nd: 40-45 days after sowing

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2
Q

Phalaris minor and Avena fatua weeds resemble which crop?

A

wheat

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3
Q

This crop has a toxic limit of HCN at 200 ppm. Concentration decreases after 20 days. To overcome, avoid feeding this before 50 days stage. Hay & silage are HCN free. Identify

A

Sorghum

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4
Q

A fast growing, drought resistant tree, Native to india. Widely cultivated for its young seed pods & leaves. Used as a vegetable, for herbal medicine and water purification. Identify?

A

Moringa

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5
Q

A mechanism promoting cross pollination where pistils mature before stamen

A

Protogyny

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6
Q

Examples of Protogyny plants

A

Apple, Pear, Pearl Millet

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7
Q

Examples of Protandry plants

A

Carrot (Daucus carota), Walnut (Juglans …), Maize

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NABARD Agri (20 decks)

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