8th Class Biology
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Changes at Puberty
During puberty, many changes take place in the body. These changes prepare a child to become…
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Adolescence and Puberty
What is Adolescence? Adolescence is the period of life when a child’s body changes and prepares…
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REACHING THE AGE OF ADOLESCENCE
Introduction: All living organisms grow and change as they move from childhood to adulthood. In humans…
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Food from Animals
Just like plants, animals are also an important source of food for us. We obtain many…
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Storage of Grains
Storage is an important step after harvesting. Grains need to be stored properly so that they…
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Harvesting
Harvesting is an important step in crop production. The process of cutting and collecting a mature…
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Protection from Weeds
In crop fields, along with crop plants, some unwanted plants grow naturally. These unwanted plants are…
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Irrigation
All living beings need water to survive. Water is essential for the growth and development of…
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Adding Manure and Fertilisers
The substances added to the soil to provide nutrients for healthy plant growth are called manure…
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Sowing
Sowing is the process of planting seeds in the soil. It is a very important step…
