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प्रश्न
Classify the following as natural or man-made.
Soil.
विकल्प
Natural
Man-made
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उत्तर
Soil - Natural.
संबंधित प्रश्न
Which one term in the following includes the others?
air, flora, fauna, environment, water, sunlight, soil
Fill in the following blank with suitable word :
The science that deals with the inter-relationships of living things with one another and their environment is called...........
The number of malaria patients in a village increased tremendously when large number of frogs were exported from the village. What could be the cause for it?
The use of one of the following will pollute the environment. This one is :
(a) paper carry bags
(b) cotton cloth carry bags
(c) nylon cloth carry bags
(d) jute carry bags
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?
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.
water hyacinth.
Classify the following as natural or man-made.
water
Classify the following as natural or man-made.
book.
Producers are ________.
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!.
These are abiotic factors.
- Sunlight
- Bacteria
- Air
- Plants
Select the mis-matched pair in the following and correct it.
Explain some harmful effects of agricultural practices on the environment.
