CBSE Class 10 Geography Chapter-5 Minerals and Energy Resources – Free PDF Download
Free PDF download of Important Questions with Answers for CBSE Class 10 Geography Chapter 5 – Minerals and Energy Resources prepared by expert Geography teachers from latest edition of CBSE(NCERT) books only by CoolGyan to score more marks in CBSE board examination.
CBSE Class 10 Geography Chapter-5 Minerals and Energy Resources Important Questions
CBSE Class 10 Geography Important Questions Chapter 5 – Minerals and Energy Resources
1 Mark Questions
1. Name the mineral which is used to reduce cavities in the toothpast
Ans . Fluoride
2. How the Geologists define Minerals?
Ans. According to them minerals are homogeneous, naturally accruing substances with a definable internal structure.
3. How much percent mineral intake represents of our total intake of nutrients?
Ans. 0.3 percent.
4. Sparkles in the toothpaste come from which mineral?
Ans. Mica
5. What are Rocks?
Ans. Rocks are combination of homogeneous substance called minerals.
6. What is Ore?
Ans. The term ore is used to describe an accumulation of any mineral mixed with other elements.
7. Name any two minerals which are found in veins and lodes.
Ans. Zinc and Lead
8. Name any two minerals which are found in beds and layers.
Ans. Coal and some forms of Iron
9. Define placer deposits?
Ans. These are the minerals which occur as alluvial deposits in sands of valley floors and the base of hills. These deposits are called placer deposits.
10. Which minerals are found in ocean water?
Ans. Salt and Magnesium
11. Name the mineral for which ocean beds are rich.
Ans. Manganese Nodules
12. Can you list any two metallic minerals which are obtained from veins and lodes?
Ans. Tin and copper
13. Name the places where coal mining is done by family members in the form of narrow tunnel.
Ans. Jowai and Cherapunjee
14. Which kind of rocks is found in western and eastern flanks of the peninsula?
Ans. Sedimentary Rocks
15. Which kind of mineral is found in Rajasthan?
Ans. Non ferrous
16. Name the districts of Odisha where Badampahar mines are found.
Ans. Mayurbhanj and Kendujhar
17. To which countries iron ore is exported from Vishakhapatnam port?
Ans. Japan and South Korea
18. Name the mineral which are found in Amarkantak Plateau.
Ans. Bauxite
19. Name the industries which are key users of natural gas.
Ans. Power and Fertilizer industry
20. With whose permission extraction is possible in India.
Ans. Government
21. How many percent minerals intake represents in our total intake of nutrients –
(a) 0.3
(b) 3.0
(c) 0.5
(d) 5.0
Ans (a) 0.3
22. Magnetite is the finest iron or with a new higher content iron- up to –
(a) 60%
(b) 70%
(c) 80%
(d) 90%
Ans b) 70%
23. State which is the largest producer of Manganese is –
(a) Karnataka
(b) Jharkhand
(c) Madhya Pradesh
(d) Orissa
Ans (d) Orissa
24. Which is the oldest oil producing state in India:
(a) Gujarat
(b) Maharashtra
(c)Assam
(d) none of this
Ans (c)Assam
25. India now ranks as a super power in the world, that is:
(a) Wind Super Power
(b) Solar Super Power
(c) Hydel superpower
(d) Tidal Super Power
Ans (a) Wind Super Power
26. “Discovery and use of iron brought a radical change in human life” prove it with three examples.
Ans. a) Revolution in agriculture-different type of tools invented like axe, hook, plough etc.
b) Revolution in industry-different tools and machines like spinning.
c) Revolution in transportation- bullock-cart, ships, boats etc.
27. Describe the various forms in which minerals occur.
Ans. a) In igneous and metamorphic rocks ( cracks, crevice, faults or joints)
b) In beds or layers of sedimentary rocks due to deposition, accumulation and concentration.
c) Decomposition of surface rocks
d) Alluvial deposits in sands of valleys and the base of hills as “ Placer Deposits”
28. Why is mining activity often called a “Killer Industry”. Give three reasons.
Ans. a) High risk involved
b) Due to poisonous fumes, mines are vulnerable to workers for pulmonary diseases.
c) Risk of collapsing mines roofs, and fires in coal mines.
d) Water sources get contaminated
29. Give three reasons in the favour of use of ‘Atomic energy’.
Ans. a) Coal and natural oil are exhaustible.
b) Nuclear power plants are easy to handle
c) Most developed countries are utilizing this energy successfully
d) It can be useful in fields of medicines and agriculture
e) Hydel energy is not satisfactory due to environmental issues
30. Why does solar energy in Rajasthan have greater potential as non –conventional source of energy?
Ans. a) Hot and dry region
b) Clear sky almost whole year
c) Cheaper installation
d) Renewable and pollution free energy source.
e) Government motivation