Advertisements
Advertisements
प्रश्न
Petroleum was formed from organisms
विकल्प
living on the land
living on the plants
living in the sea
living on the rocks
Advertisements
उत्तर
living in the sea
Explanation:
Petroleum was formed by the decomposition of the remains of tiny plants and animals buried under the sea millions of years ago.
APPEARS IN
संबंधित प्रश्न
Why should fossil fuels like coal and petroleum be used judiciously?
What are the main uses of coal and petroleum products?
Which of the following combination of terms has no fossil fuel?
(a) wind, ocean, coke
(b) kerosene, tide, wind
(c) wood, wind, sun
(d) petrol, wood, sun
A man bought a device X which could cook pulses, vegetables and rice without using any fuel like wood, coal, kerosene or LPG, etc. This device did not work at night. It also took a lot of time for cooking.
(a) Name the device X.
(b) What is the source of energy which cooks food in this device?
(c) What is the name of the process which traps energy in this device?
(d) State one advantage (other than saving on fuel) or using such a device for cooking food.
What are fossil fuels?
Write an answer to the following question in your own words.
Make a list of the components we obtain from mineral oil.
Name the petroleum product used as fuel for stoves, lamps and jet aircrafts.
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Umpetlore is a fossil fuel.
Excessive burning of fossil fuels is a major cause of ______.
We read in newspapers that burning of fuels is a major cause of global warming. Explain why.
