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NEET Questions / Zoology / Genetic Evolution / Origin Of Life
Which of the following was formed in S Millerโs experiment?
Amino acids
Nucleic acids
UV radiations
Microspheres
Experimental evidence of chemical evolution was given by
Miller
Haldane
Oparin
All of the above
In the origin of life, microspheres are most primitive protobiont, which have a membrane of
Lipids and proteins
Lipids
Carbohydrates
fats
The abiogenesis occurred about how many billion years ago?
1.2 billion
1.5 billion
2.5 billion
3.5 billion
The concept that the species have changed over a long period of time is know as
Ecosystem
Spontaneous generation
Organic evolution
Genetic recombination
Earth originated approximately
4500 million years ago
3600 million years ago
Between 1600-2600 million years ago
2.5 million years ago
First life on the earth originated from non-living matters has been explained by
Theory of biogenesis
Theory of abiogenesis
Theory of special creation
Theory of extraterrestrial origin
How did George Cuvier accounts for the extinctions in nature
Extinctions never occur there are unexplored parts of the globe where the organisms that appears to have gone extinct may still live
Extinctions occur when the slow adaptations of the organisms overtime to their environment are not quick enough to help them respond to changing conditions
Extinctions occur at random, they do not reflect Godโs will
Extinctions occur due to the catastrophic events
Abiogenesis first, but biogenesis ever since was said by
Louis Pasteur
Charles Darwin
Alexander Oparin
Stanley Miller