CSS Zoology Questions & Answers

Q.  What could be deduced from Darwin and Wallace's observed fact entitled, "Survival of the fittest and continuous changes in environment":

a. Structural modifications leading to a new species
b. Struggle for existence, variation and heredity
c. Both (a) & (b)
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The Theory of Natural Selection proposed by Charles Darwin for explaining "Organic Evolution" was based on:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  The scientist who gave a severe blow to Lamarckian theory by giving "Theory of continuity of germplasm" was:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  The idea "Survival of Fittest" propounded by Darwin as given by Herbert Spencer (1820-1903). Is this statement:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Adaptation of a species is its:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  To be a successful event for evolution the mutation or change must occur in:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Lamarck was a "French Naturalist" who proposed:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  One of the evolutionary concept in Biology was projected by Darwin in his book "Origin of Species". It has been discussed as:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Which one of the following gactors is respobsible for the evolution of organisms according to Neo-Darwinism:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  A new species is formed when:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Hugo De Vries while working on plants Oenothera Lamarchiana developed his famous theory of:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  "New species evolve by sudden and distinct heritable changes called mutations and not by "Natural Selection". The idea was put forward by:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Frequency of a mutant gene in a population is expected to increase if that gene is:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  "Discontinuous Variations" may be defined as:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Sudden heritable changes are called:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  For evolution, the most important requirement is:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Darwin's finches are found in:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Mutations are mainly respobsible for:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Mutations are due to:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Mutations are generally:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts
MCQs:  Lamarckism envisages that the:
Category: Central Superior Service Test Mcqs (CSS),   Published by: T-Code Scripts