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प्रश्न
Classify the following as natural or man-made.
cottonwool
पर्याय
Natural
Man-made
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उत्तर
cottonwool - Natural
संबंधित प्रश्न
You being an environmentalist are interested in contributing towards the conservation of natural resources. List four activities that you can do on your own.
Write one or two word for the following statement/definition :
The physical and biological world where we live in
What is meant by 'environment'?
Name the organisms whose uncontrolled activities are damaging the environment.
Write the percentage of solar energy captured by the autotrophs.
What’s the solution?
We have to remove insects from the grain without using insecticides.
What substances in the soil are useful for the growth of plants?
Classify the following as natural or man-made.
Soil.
Classify the following as natural or man-made.
water hyacinth.
Classify the following as natural or man-made.
water
Classify the following as natural or man-made.
brick
It is a biodegradable waste.
Take a square paper. Fold its diagonals. Draw three lines in three triangles as shown in the picture.
Cut from the edge of the diagonal to the center as shown in the picture.
If you fold this triangle and paste it behind the third triangle you get a pyramidal shape.
In one of the triangles, draw images of each of the organisms in the different levels.
In another triangle write the names of the organisms. In the last triangle, write the energy level of the organism. Have a look at the following example. You must come up with different organisms!.
When is the world environment day celebrated?
What are the by-products of fertiliser industries? How do they affect the environment?
