CSS Zoology Questions & Answers

Q.  Which of the following points have been put forward by the scientists for criticism of Darwin's theory:

a. That it lacks satisfactory explanation for causes, origin and inheritance of variations in the organisms
b. That it offers no explanation for mutations which often bring useful or harmful variations
c. That the concept covers evolutionary development of solitary structures only but not of sets of coordinated structures
d. All of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  A new species is formed when:
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MCQs:  Hugo De Vries while working on plants Oenothera Lamarchiana developed his famous theory of:
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MCQs:  "New species evolve by sudden and distinct heritable changes called mutations and not by "Natural Selection". The idea was put forward by:
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MCQs:  Frequency of a mutant gene in a population is expected to increase if that gene is:
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MCQs:  "Discontinuous Variations" may be defined as:
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MCQs:  Sudden heritable changes are called:
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MCQs:  For evolution, the most important requirement is:
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MCQs:  Darwin's finches are found in:
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MCQs:  Mutations are mainly respobsible for:
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MCQs:  Mutations are due to:
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MCQs:  Mutations are generally:
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MCQs:  Lamarckism envisages that the:
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MCQs:  Hugo De Vries pioneered the theory of mutations to explain the mechanism of organic evolution. The material on which he performed experiments was:
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MCQs:  Oenothera Lamarckiana the plant which was used by De Vries is commonly called:
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MCQs:  According to the "Theory of Continuity of Germplasm" which was put forward by August Weismann:
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MCQs:  Mutations are:
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MCQs:  Which of the following facts does not hold truth with reference to De Vries Theory of organic evolution:
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MCQs:  De Vries Theory of Organic Evolution is longer accepted because of one of the lowing criticisms:
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MCQs:  Currently "Evolution" and "Natural Selection" are regarded as natural phenomena. "Principles of Genetics" applied to "Population Dynamics" have removed the drawbacks of Darwin's Theory as a result "neo Darwinism" has emerged out as "Modern Synthetic Theory of Organic Evolution". The theory was designated to explain organic evolution by:
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MCQs:  Initial material to "Medern Synthetic Theory of Organic Evolution" was provided by Dobzhansky's book entitled:
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