Biology Question Papers Mbbs Entrance Exams Online Exam Quiz
Biology Question Papers Mbbs Entrance Exams GK Quiz. Question and Answers related to Biology Question Papers Mbbs Entrance Exams. MCQ (Multiple Choice Questions with answers about Biology Question Papers Mbbs Entrance Exams
What is the time gap in between formation of Earth and origin of life?
Options
A : 1 billion years
B : 0.5 billion years
C : 4 billion years
D : 4.5 billion years
Absence of oxygen in earth, made the atmosphere reducing. But it later became oxidizing in nature due to the emergence of ________
Options
A : Angiosperms
B : Gymnosperms
C : Eukaryotic algae
D : Cyanobacteria
During the time of evolution, the possible energy sources were ______
Options
A : Chlorophyll
B : Green plants
C : Bacteria
D : U.V rays and lightening
During which period, origin of life took place?
Options
A : Devonian
B : Cenozoic
C : Precambrian
D : Mesozoic
Which scientist called water of primitive sea as pre biotic soup?
Options
A : Haldane
B : Oparin
C : Mendel
D : Stevens
The primitive atmosphere was reducing since ______
Options
A : Hydrogen atoms are very few
B : Hydrogen atoms were active and many in number
C : Helium atoms were more
D : Oxygen atoms were more
“The organic compounds were the basis of life” were proved by?
Options
A : Lamarck
B : Darwin
C : Mendel
D : Stanley Miller and Harold C. Urey
During which period, life didn’t exist?
Options
A : Mesozoic
B : Cambrian period
C : Paleozoic period
D : Azoic period
During the origin of life, which of the following was absent in the atmosphere?
Options
A : Methane
B : Oxygen
C : Hydrogen
D : Ammonia
Which among the biologists, gave the most acceptable biochemical theory _____
Options
A : Oparin
B : Urey
C : Darwin
D : Lamarck
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