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Students of class X were being taught about the cross conducted by Mendel to study inheritence. The students were asked certain questions at the end of the class.1. State TRUE or FALSE: Mendel studied one character of the pea plant at a time.(i) TRUE(ii) FALSE2. In case of monohybrid cross, the phenotypic ratio obtained in the F2 generation.(i) 1 :1(ii) 1 : 3(iii) 3 :1(iv) 9 : 3 : 3 : 13. In case of dihybrid cross, the phenotypic ratio obtained in the F2 generation.(i) 1 : 1(ii) 1 : 3(iii) 3 :1(iv) 9 : 3 : 3 : 14. The manifestation of a character when it is masked is known as(i) Dominant(ii) Recessive5. The homozygous dominant trait is denoted by(i) Two capital letters(ii) Two small letters(iii) One capital and one small letter(iv) None of these |
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Answer» 1. (i) TRUE 2. (iii) 3 : 1 3. (iv) 9 :3 :3 : 1 4. (ii) Recessive 5. (i) Two capital letters |
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