Fsc Part 2 Biology Online MCQs With Answer-Chapter 22 Variation and Genetics

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Sr.#	Question	Answer
1	80% haemophiliacs suffer from haemophilia A due to abnormality of factor	A. VIII B. IX C. X D. XI
2	Hemoohilia is.	A. Affects both sexes equally B. Affects men more than woman C. Affects women more than men D. Is non allelic recessive sex linked
3	The type of inheritance with same phenotypic and genotypic ratio in F2	A. Dominance B. Incomplete dominance C. Co dominance D. Epistasis
4	Blood serum containing antibodies is called.	A. Plasma B. Antigen C. Antiserum D. Immuno globulin
5	MN blood group is example of	A. Complete dominance B. Co- dominance C. Over dominance D. Incomplete dominance
6	Mendel called the offspring of first parents as	A. F₁ B. First filial generation C. Both a & b D. First generation
7	Intelligence is also a case of polygenic inheritance which is strongly influenced by	A. Genes B. Environment C. Experience D. Nature
8	Blue cone monochrome may is an X linked trait is which.	A. Red cone cells are absent B. Green cone cells are absent C. Both red and green cone cells are absent D. Blue cone cells are absent
9	Identical twins result from the fertilization of:	A. One ovum by the sperm B. One ovum by the two sperms C. Two ova by two sperms D. Two ova by one sperm
10	Which trait is transmitted directly from an affected father to only his sons.	A. X - linked B. Y - Linked C. x and y linked D. Autosomal