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प्रश्न
Classify the following as natural or man-made.
pen
विकल्प
Natural
Man-made
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उत्तर
pen - Man-made
संबंधित प्रश्न
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...........
Write one or two word for the following statement/definition :
The physical and biological world where we live in
Name the organisms whose uncontrolled activities are damaging the environment.
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
"Burning fossil fuels is a cause of global warming." Justify this statement.
The compound obtained on reaction of iron with steam is/are:
What substances in the soil are useful for the growth of plants?
Give reason.
It is important to conserve the living components of the environment.
Classify the following as natural or man-made.
horse.
Classify the following as natural or man-made.
water hyacinth.
Classify the following as natural or man-made.
sunlight
Classify the following as natural or man-made.
trees
_______ 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.
