CBSE Class 10 Social Science sample paper 2025-26: question 19
From the official CBSE sample question paper for 2025-26, section B, question 19, for 3 marks. Try it first; the hints and our step-by-step solution are below.
Q19 · 3 marks · Map workLifelines of National Economy
On the same outline map of India locate and label the following with suitable symbols:
- I.(p)1 mark
The dam in the Sutlej-Beas river basin, which is being used both for hydel power production and irrigation.
OR
I.(q)1 markThe dam in the Mahanadi basin that integrates conservation of water with flood control.
- II.(i)1 mark
A major sea port in West Bengal
OR
II.(ii)1 markAn international airport in Tamil Nadu
OR
II.(iii)1 markAn international airport in Punjab
Figure in the paper: Outline map of India (same map as Q.9, Survey of India, scale 1:16M) with latitude/longitude grid. Part I is an OR choice between locating the Sutlej-Beas basin dam (p) or the Mahanadi basin dam (q). Part II asks to locate any two of: a major sea port in West Bengal, an international airport in Tamil Nadu, an international airport in Punjab. See it in the official paper.
Source: official sample paper from cbseacademic.nic.in (PDF). See it in the full Sample paper 2025-26.
Hints
Open one hint at a time and try again before the next.
Hint 1
Hirakud is on the Mahanadi in western Odisha.
Hint 2
Bhakra Nangal is on the Sutlej near the Punjab-Himachal border.
Step-by-step solution
Each step shows the marks it earns, as an examiner would award them. Checked by an independent re-solve from the question paper.
- 1 mark
Part I: (p) Bhakra Nangal Dam on the Sutlej in Punjab/Himachal border; (q) Hirakud Dam on the Mahanadi in Odisha. Mark and label the one attempted.
- 2 marks
Part II (any two): (i) Kolkata (Haldia) port in West Bengal; (ii) Chennai international airport in Tamil Nadu; (iii) Amritsar (Sri Guru Ram Dass Jee) airport in Punjab.
Answer: I(p) Bhakra Nangal; I(q) Hirakud; II(i) Kolkata; II(ii) Chennai; II(iii) Amritsar
Where the marks are
- Correct dam located and labelled (1 mark)
- Two correct locations in Part II (1 mark each)
Revise the chapter
- Chapter: Lifelines of National Economy (notes, formulas, where marks are lost and every past question)
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The question is transcribed from the official paper; figures are described in words. The solution, hints and chapter tag are ours. Spotted an error? Write tosupport@questionbuddy.in.