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Social Science · 2023 · 5 marks
CBSE 2023 · Region 5 · Set 2 · Q31
(a) Explain any five factors affecting the location of industries. 5 × 1=5
(a)
Explain any five factors affecting the location of industries. $\displaystyle 5 \times 1=5$
OR
(b)
Explain any five causes of air and water pollution.
Marking-scheme solution
(i) Availability of raw material
(ii) Availability of labour
(iii) Availability of capital
(iv) Availability of power
(v) Availability of market
(vi) Availability of services like banking,insurance,transport , etc
(b) Explain any five causes of air and water pollution.
A. Air pollution
(i) Caused by the presence of high proportion of undesirable gasses such as sulphur- dioxide and carbon monoxide
(ii) Smoke is emitted by chemical and paper factories.
(iii) Burning of fossil fuels.
B. Water pollution
(i) Water pollution is caused by organic and inorganicindustrial wastes and affluent discharged into rivers.
(ii) Paper, pulp, chemical dyeing etc are responsible for water pollution.
(iii) Electroplating industries that let out acids,salts, heavy metals like lead and mercury,pesticides makes the water polluted.
(iv) Synthetic chemicals with carbon, rubber, plasticetc makes the water polluted.
(iv) Fly ash,phospo gypsum and iron and steel slagsare the major solid wastes in India.
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CBSE Class 10 Social Science past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.