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प्रश्न
Classify the following as natural or man-made.
trees
विकल्प
Natural
Man-made
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उत्तर
trees - Natural
संबंधित प्रश्न
Write one or two word for the following statement/definition :
The physical and biological world where we live in
What makes the earth’s atmosphere a heterogeneous mixture?
Could you observe any microorganisms?
What’s the solution?
We have to remove insects from the grain without using insecticides.
Micro-organisms form a part of the environment.
What are the different purposes for which fuels such as petrol, diesel, kerosene, natural gas, coal, and wood are used?
Give reason.
It is important to conserve the living components of the environment.
Classify the following as natural or man-made.
Soil.
Classify the following as natural or man-made.
stone.
Classify the following as natural or man-made.
water hyacinth.
Classify the following as natural or man-made.
book.
Classify the following as natural or man-made.
chair
Classify the following as natural or man-made.
brick
_______ is the process of converting waste materials into new materials.
Excessive exposure of humans to UV-rays results in
- damage to immune system
- damage to lungs
- skin cancer
- peptic ulcers
Select the mis-matched pair in the following and correct it.
What are the by-products of fertiliser industries? How do they affect the environment?
The abiotic factors are the non-living parts such as sunlight, air, water, and minerals in the soil.
