Section (Q35 to Q39): In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
(a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
(b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.
(c) Assertion is true but the Reason is false.
(d) The statement of the Assertion is false but the Reason is true.
35. Assertion: When pure breed tall plants are crossed with pure breed short plants, all the plants in F1 progeny are tall. When the tall plants of F1 progeny are crossed, short plants re-appear in F2 progeny.
Reason: Traits are independently inherited.
36. Assertion: Variation is high in sexually reproducing organisms compared to asexually reproducing organisms.
Reason: Inaccuracies during DN A copying give rise to variation.
Heredity And Evolution MCQ Question 37. Assertion: Acquired trait cannot be passed on from one generation to next generation.
Reason: Inaccuracy during DNA copying of acquired trait is minimum.
38. Assertion: Human, frog and bird have a common ancestor.
Reason: Limbs of human, bird and frog are homologous.
39. Assertion: Speciation is the reproductive isolation amongst once interbreeding population.
Reason: Genetic drift, Natural selection and Severe DNA change can cause speciation.
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