Mutational theory of evolution - class-X
Description: mutational theory of evolution | |
Number of Questions: 49 | |
Created by: Manjit Singh | |
Tags: zoology biology organic evolution the paths traversed by life origin of life and organic evolution evolution |
Hugo de Vries' contribution is :
The tendency of a large population to remain in genetic equilibrium can n be disturbed by
Match the columns
Column I | Column II | ||
---|---|---|---|
A. | Hugo de Vries | 1. | Inheritance of acquired characters |
B. | Julian Huxley | 2. | Multiplication of individual species in geographical proportion |
C. | Jean Baptiste | 3. | Mutation theory of evolution |
The plant which made Hugo de Vries famous is
Mutation theory was given by
De Vries gave his mutation theory on organic evolution, while working on
In a random mating population in equilibrium, which of the following brings about a change in a gene frequency in a non-directional manner?
The concept of sudden genetic change which breeds true in a species is represented as
Name of the scientist, who gave 'Mutation Theory'.
Which of the following is a correct match?
Neo-Darwinians were
I. Hugo de-Vries
II. Weismann
III. Aristotle
IV. H. Spencer
Gene frequency in a population remains stable, unless and until there is ___________.
The theory of mutation was propagated by
Who coined the term 'mutation'?
The concept of sudden genetic change, which breeds true in an organism is visualized as
After observing the variations Hugo De Vries first of all described the mutation in
Which one of the following scientist's name is correctly matched with the theory put forth by him?
In nature, the occurrence of mutations are
The ultimate source of organic evolution is
Hugo de Vries discarded the principle of
Which one of the following was the contribution de Vries?
According to the theory of mutation by Hugo de Vries
The major cause of evolution of genes and protein is
Hugo de Vries formulated the "Mutation Theory" based on the experiments he conducted on
Mutations were first reported by De Vries in
Hugo de Vries worked on the plant :
De Vries theory of mutation is :
Forthcoming generation will be less adaptive than the present generation due to :
Mutation theory based on work over Oenothera lamarckiana was given by,
Choose the wrong statement with reference to mutation theory :
Mutations are considered raw materials of evolution because they :
A theory explaining the mechanism of evolution based on change of gene structure was put forward by :
Theory of mutation by a De Vries considers that :
Change in gene structure change the trait it represents. The theory about formation of new species with the help of such changes is :
De Vries gave his mutation theory on organic evolution while working on -
To be evolutionary successful, mutation must occur in :
Mechanism of evolution proposed by de Vries is based on :
Hugo de Vries' theory of mutation is
Match the following and choose the correct combination from the options given.
Column I Column II
A Robert Hooke 1. Mutation theory
B Charles Darwin 2. Swan-necked flask experiment
C Hugo de Vries 3. Origin of species
D Louis Pasteur 4. Micrographia
Match the following column I with column II.
Column I Column II
1. Darwin a. Use and disuse theory
2. Lamarck b. Origin of species
3. Hugo de Vries c. Origin of life
4. Oparin d. Mutation theory
Mark the correct set.
Column I | Column II |
---|---|
1. Sewall Wright | A. Mutation |
2. Hugo de Vries | B. Natural selection |
3. Darwin | C. Industrial melanism |
4. Kettlewell | D. Genetic drift |
5. Hardy-Weinberg | E. Genetic equilibrium |
Ontogeny repeats Phylogeny is the statement of
The fountain head of evolution is
For evolutionary success, mutation must occur in
De Vires called mutants
According to De Vries' theory, evolution is
The mechanism of origin of variations was first suggested by
De Vires' Oenothera lamarckiana was
Choose the correct combination among the following :
(i) Thomas Malthus - Principle of population
(ii) Paul Kammarer - Proteus anguimia
(iii) Hugo de Vries - Oenothera lamarckiana
(iv) Bernard Kettleweli - BIston betularia