Mendel was born in 

(1) 19th century.

(2) 18th century.

(3) 17th century.

(4) 20th century.

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Gregor Mendel is known for 

(1) Species concept

(2) Hybridisation experiments

(3) Discovery of chromosomes

(4) Experiments on maize plant

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Which of the following genotype express gametes? 

(1) TtRrAa

(2) TtRA

(3) ATRr

(4) NMLr

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A cross between tall and dwarf plant was performed and 120 offspring were produced in which 90 plants were tall and 30 were dwarf. Find out the genotype of their parents. 

(1) Tt and TT

(2) Tt and Tt

(3) TT and tt

(4) tt and tt

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A cross between tall pea plant and its recessive parent is known as 

(1) Back cross

(2) Test cross

(3) Recessive cross

(4) Dominant cross

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What will be the genotype of parental plants if they produced 25 AA : 48 Aa : 26 aa 

(1) AA and AA

(2) AA and aa

(3) Aa and Aa

(4) aa and aa

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Which of the following was not explainedby the Mendel’s law of dominance? 

(1) Characters are controlled by discrete units called factors.

(2) Factors occur in pairs.

(3) Every factor has alternate forms known as alleles

(4) In a dissimilar pair of factors one member of the pair dominatesthe other.

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Who was the first to use statistical analysis and mathematical logics for solving biological problems? 

(1) Francis crick

(2) Gregor Mendel

(3) Hugo de vries

(4) W. Bateson

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If F2 dwarf plants were self-pollinated then the genotype of F3 & F4 plants is 

(1) TT and Tt

(2) tt and tt

(3) tt and Tt

(4) Tt and Tt

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Technique(s) usedby Mendel for his hybridisation experiments

(1) Emasculation

(2) Bagging

(3) Artificial hybridisation

(4) All of the above

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