Vidyalelo
Biology GK · all questions

Economic Biology
practice.

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Which one of the following is used as a bio-fertiliser?

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Which of the following breeds of chicken belongs to Mediterranean class?

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Spongy Tissue' is serious disorder hampering the export of mango variety. It is . . . . . . . .

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Which element deficincy causes chlorosis in maize plant?

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HYV refers to

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Red rot of sugarcane is caused by

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Karnal Bunt is a disease of

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Which red-orange pigment found in plants and fruits, especially carrots and colourful vegetables, acts as a powerful antioxidant that can benefit our brain, skin, lungs and eye health?

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From which part of opium plant we get morphine?

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From which one of the following is quinine extracted?

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Tulsi plant has medicinal values due to the presence of the following.

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The hybrid between horse and donkey is called

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With reference to Neem tree, consider the following statements.
1. Neem oil can be used as a pesticide to control the proliferation of some species of insects and mites.
2. Neem seeds are used in the manufacture of bio-fuels and hospital detergents.
3. Neem oil has applications in pharmaceutical industry.
Which of the statements given above is/are correct?

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The application of fertilisers through the irrigation water is known to be as

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Select the biofertiliser in the following.

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Which form of nitrogenous fertiliser will be preferred for paddy and potato?

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Match List-I (Sources) with List-II (Spices) and select the correct answer:
List-I List-II
a. Dried fruit of Piper nigrum 1. Black pepper
b. Rhizome of Zingiber officinale 2. Ginger
c. Dried rhizome of Curcuma longa 3. Turmeric
d. Floral buds of Syzygium aromaticum 4. Cloves

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Match List-I with List-II and select the correct answer:
List-I (Product) List-II (Source)
a. Opium 1. Bark
b. Hing 2. Root
c. Rubber 3. Fruit
d. Quinine 4. Stem

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Match the following columns.
Column I Column II
a. Aquaculture 1. Silk
b. Floriculture 2. Grapes
c. Sericulture 3. Flower
d. Viticulture 4. Fisheries

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Which one of the following animals is called Farmer's Friend?

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