Question

B. Tick the correct answer. 1. Biodegradable minerals like manure, sewage, municipal waste, green waste, plant material and crops are used for producing a. carbon dioxide c. biogas b. carbon monoxide d. biomass 2. is a hard, black coal with very high carbon content and no volatile matter and is chiefly used for central heating in buildings and steam generation in boilers and ship. a. Anthracite c. Lignite b. Bituminous d. Peat 3. The fossil fuel is found in layers of varying thickness in beds of sedimentary rocks. a. petroleum C. natural gas b. coal d. none of the above which is the most 4. 'Black gold' or 'liquid gold are the other names used for important source of energy at present. a. windmill b. solar panels d. petroleum which is a 5. Muscovite and biotite are the two most abundant varieties of popular non-metallic mineral. c. natural gas 55​

Answer 1

Answer:

1.(c)

2.(a)

3.(a)

4.(d)

5.(c)

Answer 2

Answer:

Explanation:

1 carbon dioxide

2 anthracite

3 natural gas

4 petroleum

5 naturally avialable