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WorksheetsClass 10th
Total questions: 15
Worksheet time: 8mins
What can be the genetic composition for yellow colour and round seeds
YYRR
YYrr
yyRR
yyrr
Zygote which has an x chromosome inherited from the father will develop into a
Boy
Girl
X chromosome does not determine the sex of a child
Either boy or girl
The maleness of a child is determined by
X chromosome in the zygote
Y chromosome in zygote
The cytoplasm of germ cell which determines the sex
Sex is determined by a chance
The genes for green colour and wrinkled seeds are
YYRR
YYrr
yyRR
yyrr
The genes for yellow colour and wrinkled seeds
YYRR
YYrr
yyRR
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The ratio for dihybrid Cross experiment
13:1:1:3
11:1:1:3
3:1:1:11
9:3:3:1
In F2 generation of plants, -------- %plants were dwarf and --------% plants were tall in Mendels experiment.
50%,50%
25% , 75%
75% ,25%
100%, 0%
Which principle was given by Darwin
Inheritance of acquired characters
Germplasm theory
Mutation theory
Theory of natural selection
The principle of Inheritance of acquired characters was given by
Lamarck
Weismann
Darwin
Hugo De vries
A cross between a tall plant(TT) and short pea plant (tt) resulted in progeny that were all tall plants because
Tall is dominant trait
Shortness is dominant trait
Tallness is recessive trait
Height of pea plant is not governed bye by gene T or t
The branch of biology related with heredity and variation is called
Genetics
Evolution
Taxonomy
None of the above
The unit of expression of genetic information from one generation to another generation
DNA
RNA
Both DNA and RNA
Blood
What is the percentage is possessed by tall plants in monohybrid experiment
100%
75%
25%
50%
Variation is observed in
Sexual reproduction
Asexual reproduction
Both Asexual and sexual
Neither of them
-------and----------Showed that gene is a part of chromosome
Mendel and Darwin
Johnson and Cribson
Watson and crick
T.Boveri and W.S Sutton.
