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प्रश्न
Classify the following as natural or man-made.
water hyacinth.
विकल्प
Natural
Man-made
उत्तर
water hyacinth - 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.
Which one term in the following includes the others?
air, flora, fauna, environment, water, sunlight, soil
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.
In the course of your observations, did you notice any signs of the presence of living things, though the living things themselves were not seen? For example, did you notice any partly eaten fruits or shells, fallen feathers, animal tracks, dung, droppings, nests, cocoons, eggs, honeycombs, etc.?
Which one of the places you visited shows greater biodiversity?
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?
Classify the following as natural or man-made.
horse.
Classify the following as natural or man-made.
dolphin
Classify the following as natural or man-made.
trees
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!.
Suggest one word for the following statement/definition.
The physical and biological world where we live in
Explain some harmful effects of agricultural practices on the environment.
