Biology Class 9

Waste Generation and Management

Waste is any substance which is discarded after its primary use, or it is worthless, defective and of no further use. Examples: Spoilt food, vegetable peels, leaves, wood, grass, paper, leather, cotton, cattle dung etc. In this article you will find Safe Waste disposal methods

Pollination and Fertilization

Pollination is the process of transfer of pollen grains from the anther of a stamen to the stigma of a carpel of a flower. The transfer of pollen grains from the anther of a flower to the stigma of the same flower or another flower on the same plant is called self-pollination.

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