Answers these questions correctly
Answers
I. Fill in the blanks
1. flames
2. carbon monoxide gas
3. Satpura National park
II. Define
1. The lowest temperature in which a substance catches fire is called its ignition temperature.
2. A chemical process in which a substance reacts with oxygen to give a heat is called combustion.
3. An ecosystem is made of all the plants, animals and microorganisms in an area along with nonliving components such as climate, soil, river deltas etc.
4. fossil fuels are made from decomposing plants and animals.
5. large areas of protected land for conservation of wildlife , plants and animal resources and traditional life of tribals living in the area
III. Answer the following
1. Bori and Pachmarhi
2. outer zone of flame has highest temperature.
3. carbon dioxide gas is responsible for global warming.
4. petroleum is known as Black gold.
