answers the following
1) list the adaptation show by a polar bear .
2) farmers spread manure or ferlilizers in the field or in garden etc. why are these added to the soil ?
3) how is clayey soil useful for crops?
Answers
Answer:
1) FAT FUR TO PROTECT ITSELF FROM COLD.
2) THE FERTILIZERS ARE ADDED TO SOIL TO FERTILE THE SOIL SO THAT THE CROPS CAN GROW IN A MORE FERTILE SOIL.
3) These particles are packed tightly and therefore can retain water. Clayey soil is also rich in organic matter. For growing crops such as wheat, gram, and paddy, the soil should be good at retaining water and rich in organic matter is suitable.
Explanation:
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Answer:
1.Their adaptations include: a white appearance - as camouflage from prey on the snow and ice. thick layers of fat and fur - for insulation against the cold. a small surface area to volume ratio - to minimise heat loss.
2. Farmer uses fertilizer and manure in the soil because it increases the productivity of the soil .
3.Clayey soil has very small sized particles. ... For growing crops such as wheat, gram, and paddy, the soil should be good at retaining water and rich in organic matter is suitable. Therefore, clayey soils having these characteristics are useful for such kind of crops.