Advertisements
Advertisements
प्रश्न
Which one of the following is non-biodegradable?
(A) DDT
(B) Vegetable peel
(C) Cardboard
(D) Bark of trees
उत्तर
DDT
APPEARS IN
संबंधित प्रश्न
Given below is a representation of a type pollution.
Study the picture and answer the questions :
1) Name the type of pollution shown in the picture
2) Name one source of this pollution
3) How does this pollution affect human health?
4) Write one measure to reduce this pollution
5) State one gaseous compound that leads to the depletion of the ozone layer and creates ‘Ozone holes’.
Which are visible pollution known to you?
Which are invisible pollutants?
Name the following pollutants:
The chemical element which caused minimata disease in Japan.
Explain the Term: Pollution
What are primary pollutants?
Distinguish between the following :
Quantitative Pollutants and Qualitative Pollutants.
Distinguish between the following :
Natural Pollution and Anthropogenic Pollution
Polluted ______ affects skin, eyes, and respiratory system.
Match the following:
| i. | Burning coal | a. | Land pollution |
| ii. | Throwing plastic | b. | Noise pollution |
| iii. | Wastewater from factories is mixed with river | c. | Air pollution |
| iv. | Louder horn of vehicle | d. | Water pollution |
