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प्रश्न
Following is a statement about pollution. Which type of pollution does it express?
People living in the busy squares face problems like short breathing and other respiratory problems.
उत्तर
Air pollution
संबंधित प्रश्न
The Biological/technical term for The process causing an undesirable change in the environment
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’.
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Example : glucose, starch, cellulose, calcium
Odd term : calcium
Category : others are different types of carbohydrates
Polythene bag, Crop residue, Animal waste, Decaying vegetable.
Read the passage and identify the sentences expressing types of pollution.
Nilesh is a student of Std. VII and lives in urban area. It takes about an hour to go to the school by bus. He faces the heavy traffic of two wheelers, four wheelers, rickshaws, buses while going to school. He is facing the problem of asthma since last few days, Doctors recommended him to stay away from urban area. Since then, his mother sent him to the village of his maternal uncle, Nilesh saw the heaps of garbage at many places in village. Foul smell of human and animal wastes was present at many places. Blackish water with foul smell was flowing in a stream. He developed some abdominal disease within few days.
Classify the following pollutions into natural and man-made categories.
Sewage, dust, pollen grains, chemical fertilizers, vehicular smoke, algae, pesticides, waste of animals and birds.
What causes waterborne diseases? Name two waterborn diseases.
What are primary pollutants?
Distinguish between the following :
Quantitative Pollutants and Qualitative Pollutants.
See the diagram and answer the following question
Explain what is happening in the picture?
Think of the objects in your home. Just keep in mind, the books, toys, furniture, food materials, and even pets of your home. These living and non-living things together make your home. Look at the following picture and list out the living and non-living things, in the pond.
