a. Name the ore of Aluminium and write the names of any
3 countries where it is found.
b. Why do we need to conserve
mineral resources ? Describe any 3 ways by which we can conserve it
c. What is an ore?
d. What is the difference between open cast mining and quarrying?
Answers
Answer:bauxite and from exerted Australia Africa South America
Explanation:
Answer:
A. Name the ore of Aluminium and write the names of any 3 countries where it is found.
Ans:- Bauxite is the aluminium ore. It is mined in Brazil,Guinea,India and Jamaica.
B. Why do we need to conserve mineral resources ? Describe any 3 ways by which we can conserve it.
Ans:- Conservation of mineral resources is essential because they are a country's valuable possession. ... Minerals should be used in a planned and sustainable manner. Technology should be upgraded to allow the use of low-grade ore at low costs. Recycling of metals also results in the conservation of mineral resources.
Three methods of conserving minerals are :
(i) Causing Minimum wastage of minerals during the process of mining and processing of minerals. (ii) Improved technologies to utilise low-grade ores at low cost.
(iii) Using minerals in a planned manner by adopting the policy of recycle and reuse.
C. What is an ore?
Ans:- Ore is natural rock or sediment that contains one or more valuable minerals, typically metals, that can be mined, treated and sold at a profit. Ore is extracted from the earth through mining and treated or refined, often via smelting, to extract the valuable metals or minerals.
D. What is the difference between open cast mining and quarrying?
Ans:- A quarry is the same thing as an open-pit mine from which minerals are extracted. The only trivial difference between the two is that open-pit mines that produce building materials and dimension stone are commonly referred to as quarries."