Principles of Inheritance and Variation MCQ Questions & Answers in Botany

141. In a marriage between male with blood group $$A$$ and female with blood group $$B,$$ the progeny had either blood group $$AB$$ or $$B.$$ What could be the possible genotype of parents?

A IA i (Male) ; IB i (Female)

B IA i (Male) ; IB IB (Female)

C IA IA (Male) ; IB IB (Female)

D IA IA (Male) ; IB i (Female)

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142. In r-DNA technique which of the following technique is not used in introducing DNA into host cell

A Transduction

B Conjugation

C Transformation

D Electroporation

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143. A colour blind girl is rare because she will be born only when

A her mother and maternal grand father were colour blind

B her father and maternal grand father were colour blind

C her mother is colour blind and father has normal vision

D parents have normal vision but grand parents were colour blind

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144. In a dihybrid cross, F2 ratio of 15:1 is due to

A Supplementary genes

B Dominant epistasis

C Duplicate genes

D Recessive epistasis

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145. Which of the following statement is incorrect

A Life processed are consequences of reactions that occur in an organism

B Living organism are made of inorganic and organic compounds.

C Life comes from pre-existing life

D Genes are not responsible for the stability or changeability of species

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146. 120 Plants are produced on crossing pure red and pure white flowered pea plants, these ratio is

A 90 Red : 30 White

B 30 Red : 90 White

C 60 Red : 60 White

D All Red

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147. Plant, which does not obeys Mendel's laws

A Mirabilis jalapa

B Pisum sativum

C Cicer aurietinum

D Iberis amara

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148. In order to find out the different types of gametes produced by a pea plant having the genotype $$AaBb,$$ it should be crossed to a plant with the genotype:

A $$AABB$$

B $$AaBb$$

C $$aabb$$

D $$aaBB$$

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149. A child of $$O$$-group has $$B$$-group father. The genotype of father will be

A $${I^O}{I^O}$$

B $${I^B}{I^B}$$

C $${I^A}{I^B}$$

D $${I^B}{I^O}$$

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150. Name given to fossil hominid of Shivalik hills in India is

A Ramapithecus

B Ausralopithecus

C Pithecanthropus

D Neanderthalensis

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141. In a marriage between male with blood group $$A$$ and female with blood group $$B,$$ the progeny had either blood group $$AB$$ or $$B.$$ What could be the possible genotype of parents?

142. In r-DNA technique which of the following technique is not used in introducing DNA into host cell

143. A colour blind girl is rare because she will be born only when

144. In a dihybrid cross, F2 ratio of 15:1 is due to

145. Which of the following statement is incorrect

146. 120 Plants are produced on crossing pure red and pure white flowered pea plants, these ratio is

147. Plant, which does not obeys Mendel's laws

148. In order to find out the different types of gametes produced by a pea plant having the genotype $$AaBb,$$ it should be crossed to a plant with the genotype:

149. A child of $$O$$-group has $$B$$-group father. The genotype of father will be

150. Name given to fossil hominid of Shivalik hills in India is

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