Among the following characters, which one was not considered by Mendel in his experiments on pea?
(1) Stem - Tall or Dwarf
(2) Trichomes - Glandular or Non-glandular
(3) Seed - Green or Yellow
(4) Pod - Inflated or Constricted
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn his classic experiments on pea plants, Mendel did not use
(1) seed colour
(2) pod length
(3) seed shape
(4) flower position
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat was the most significant conclusion that Gregor Mendel drew from his experiments with pea plants?
(1) There is considerable genetic variation in garden peas.
(2) Traits are inherited in discrete units, and are not the results of ʺblending.ʺ
(3) Genes are composed of DNA.
(4) An organism that is homozygous for many recessive traits is at a disadvantage.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMendel published his work on inheritance of characters in 1865 but it remained unrecognised till 1900 because :-
(a) | He could not provide any physical proof for the existence of factors |
(b) | His concept of factors as stable, discrete units that controlled the expression of traits did not find acceptance from the contemporaries |
(c) | Mendel's approach of using mathematics to explain biological phenomena was totally old |
(d) | Communication was not easy (as it is now) |
1. (a), (b) & (c) are correct
2. (c) & (d) are correct
3. (a), (b) & (d) are correct
4. Only (a) is correct
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is a recessive trait for a character choosen by Mendel in garden pea?
1. Violet flower color
2. Yellow pod color
3. Axial flower position
4. Tall stem height
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following traits shows expression in only homozygous condition?
1. Yellow seed
2. Inflated pod
3. Axial flower
4. Wrinkled seed
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following does not contribute to Mendel’s success?
(1) Large sampling size
(2) Statistical analysis
(3) Performed experiments on single variety of pea
(4) Performed experiments on successive generations
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology