Question

C. Match the following
1. Principal ore of iron
2. Best quality coal
3. Most important coal mine in India
4. Metal used in aircraft making
5. Oldest oilfield in India
6. Mineral used for making cement

a) jharia
b) aluminium
c) anthracite
d) haematite
e) gypsum
f) digboi​

Answer 1

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An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms.

Answer 2

Answer:

Here are the answers.

1. D) Haematite
2. C) Anthracite
3. A) Jharia
4. B) aluminium
5. F) Digboi Oilfield
6. E) Gypsum

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