CSS Zoology Questions & Answers

Q.  One of the criticism to Darwinism was that it could not give satisfactory explanation for one of the following points:

a. That there is constant struggle for existence among individuals for food, shelter and other benefits
b. That there is enormous fertility among organisms leading to their over production
c. That there is selection of fittest individuals by the nature
d. Excessive overgrowth of useful structures bringing extinctions rather than evolution


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Which one of the following gactors is respobsible for the evolution of organisms according to Neo-Darwinism:
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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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