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Alternating of crops preserve the  A) Soil fertility 

Monjur Alahi

Alternating of crops preserve the 

A) Soil fertility 

B) High yielding varieties 

C) Soil management 

D) Crop management


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Salim Ahmed Kawsar

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A) Soil fertility

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Ban on ……………… for irrigation was introduced to preserve water. 

Correct option is B) tube wells

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Crops that take lot of nutrients from the soil are 

Correct option is A) Cereals

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These crops increase soil fertility  A) Food 

Correct option is C) Legume

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Why are food materials packed in air tight containers ?  A) To preserve the nutrients 

B) To prevent the spoilage by oxidation

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The method in which crops are planted in alternating strips across a slope or across the path of the prevailing wind is……

B) Contour strips

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Important microorganisms that help in increasing soil fertility by decomposing biomass are 

C) Micro – Arthropoda

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Read the statements about micro arthropods. P) They increase soil fertility. 

C) Both P and Q are correct

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To preserve the fruit, we generally use …………………

Honey/sugar syrup

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To preserve the fruit, we generally use ………………… 2 Answers 1 views
The soil found in Northern Great Plains and coastal plains  Red soil  Alluvial soil  Black soil  Laterite soil

Alluvial soil.

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