1. Hydrogen,carbon dioxide,ammonia oxygen
2. Ozone,methane,oxygen and water vapour
3. Water vapour,hydrogen,ammonia and methane
4. Oxygen,hydrogen,methane and ammonia
Water vapour,hydrogen,ammonia and methane
1. Plants are similar
2. Plants are more
3. Plants do photosynthesis
4. None of these
Plants do photosynthesis
1. I.A.Oparin
2. L.Pasteur
3. F.Redi
4. C.Spallanzani
L.Pasteur
1. Autotrophs
2. Heterotrophs
3. Saprotrophs
4. None of the above
Heterotrophs
1. Carbon dioxide
2. Methane
3. Ammonia
4. Oxygen
Oxygen
1. Nitrogen
2. Oxygen
3. Carbon
4. Water
Water
1. Microsphere
2. Coacervates
3. Spherules
4. All of the above
All of the above
1. Igneous
2. Sedimentary rocks
3. Meteorites
4. Moon soil
Meteorites
1. Biogeography
2. Ecology
3. Eugenics
4. Genetics
Biogeography
1. Covered jars
2. Uncovered jars
3. Sealed flasks
4. Swan-necked flasks
Sealed flasks