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Online Tests
MDCAT Biology Chapter 10 Prokaryotes Online Test MCQs With Answers
Question # 1
An exchange of segments between non-sister chromatids of homologous chromosomes during meiosis is termed as
Choose an answer
Crossing over
Hopping
Taking over
Segregation
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Question # 2
Which of the following hypothesis involved the evolution of eukaryotic cell from a prokaryotic cell
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Endosymbiont hypothesis
Membrane invagination hypothesis
Vent hypothesis
Both A and B
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Question # 3
Darwin proposed a mechanism for evolution, which he termed
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Natural selection
Special reaction
Adaptation
Descent with modification
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Question # 4
The idea of endosymbiont hypothesis was first proposed by:
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Lynn marguils
Wallace
Karlene Schwartz
Lamarck
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Question # 5
Allele for whiteness in Drosophilla is
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Recessive
Codominant
Dominant
Partially dominant
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Question # 6
Eukaryotes are thought to hve evolved firstly about:
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1.3 billion year ago
1.5 billion year ago
1.7 billion year ago
1.2 billion year ago
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Question # 7
Tritanopia is blindness of :
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Red Colour
Green Colour
Blue Colour
Pink Colour
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Question # 8
Normal fruit flies have
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White eyes
Bright red eyes
Light red eyes
Black eyes
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Question # 9
Lamarck was incharge of invertebrate collection at Natural History Museum is
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Berlin
Paris
California
Brun
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Question # 10
Allele for whiteness in Drosophila is :
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Recessive
Codominant
Dominant
Partially Dominant
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Question # 11
An exchange of segments between non-sister chromatids of homologous chromosomes during meiosis is termed as :
Choose an answer
Crossing over
Hopping
Taking over
Segregation
Previous
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Next
Question # 12
Which of the following cross is carried to check the genotype fo an individuals showing a dominant phenotype ?
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Check cross
Test Cross
Criss Cross
Self Cross
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Question # 13
Which of the following cross is carried to check the genotype of an individual showing a dominant phenotype
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Check cross
Test Cross
Criss cross
Self cross
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Question # 14
X and Y linked genes are also called as
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Sex genes
Dominant genes
Autosomal genes
Pseudoautosomal genes
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Question # 15
Among the scientists who believed in divine creation as
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Darwin
Carolous Linnaeous
Lamarck
Wallace
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Question # 16
Archaeobacteria could tolerate temperatures up to :
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140°C
120°C
95°C
70°C
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Question # 17
The concept that all living things came into existence in their present forms especially created by Nature is called as
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Theory of special creation
Theory of special selection
Theory of natural creation
Theory of natural selection
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Question # 18
Essay on "Principles of geology" was published by
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Wallace
Malthus
Lyell
Cuvier
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Question # 19
Which of the following things were not collected by Darwin?
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Specimens of diverse faunas and floras of south America
South American fossils
13 types of finches
Turtles
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Question # 20
Gene pool consists of all alleles at all gene loci in all individuals of the:
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community
species
population
family
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