Beera, a farmer would clear his field everyday, and burn dry leaves fallen on the ground.

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Light is a limiting factor for photosynthesis. Leaves get lesser light for photosynthesis when they are in shade. Therefore, the leaves or plants in shade perform lesser photosynthesis as compared...

(d) more kinetic and less potential energy

Green leaves have a lot of moisture in them. This moisture does not allow them to catch fire easily. However, dry leaves have no moisture in them. Therefore, they catch...

Most of the plants grow best when the pH of the soil is close to 7. If the soil is too acidic or too basic, the plants grow badly or...

(i) Environmental concern/Environmental health. (ii) The leaves may be buried in the soil to produce manure. (iii) Organic manure may be used in place of synthetic fertilisers. (iv) By creating proper awareness about...

(b) Cotton, answer is correct

a) Total distance covered 12416 – 12352 = 64 km in 2 hours. Speed = 64/2 = 32 km/h b) As he returns to his house, the displacement is zero. Velocity...

Tropical deciduous trees shed their leaves in the dry season to conserve water and survive in harsh weather.

As there were no windows on the ground floor hence, the ground floor was protected from the cold winds. Thus, in order to protect them from the icy cold winds...