Process of evolution - class-XI
Description: process of evolution | |
Number of Questions: 102 | |
Created by: Trisha Prashad | |
Tags: organic evolution human evolution biology the paths traversed by life zoology universe and organic evolution origin and evolution of life evolution genetics and evolution origin of life and organic evolution evolution of life variation |
The theory that environment can bring about changes in individuals was proposed by :
Which of the following is not a concept of Lamarckism or theory of inheritance of acquired characters?
What was the basic principle of Lamarckism?
Penguin is a bird who lost the use of its wings by not flying. Whose statement is this?
Which of the following evidences do not famous the Lamarckian concept of inheritance of acquired characters?
Where does inheritance of acquired characters come from?
Which of the following is not a concept of Lamarck?
Which of the following evidences does not favour the Lamarckian concept?
A scientist kept 69 generations of Drosophila in darkness even after that the flies had normal eyes, which law is disproved in this case?
Name the scientist who cut off the tails of mice of successive generations to prove Lamarck's theory wrong, was
Out of following, who was the predecessor of Darwin's and developed the theory of acquired characteristics?
State whether the following statement is true or false. If false rewrite the correct form of the statement by changing the last word.
The theory of inheritance of acquired characteristics was proposed by Darwin.
Select the correct match.
I. Lamarck A. Russian
II. Oparin B. German
III. Mendel C. Spanish
IV. Suarez D. French
Lamarck noted that the leaves of beech tree present on the sunny side had two layers of palisade cells, whereas leaves that were present in the shade had only one layer. He attributed this to
The scientist who proposed the first theory of evolution was
Concept of inheritance of acquired characters was disapproved by experiments of
'Lamarck's theory is an evergreen superstition' was reported by__________.
Theory of Lamarck was based on
According to Lamarck, intense use of an organ results in
In a famous experiment, A. Weismann cut off tails of new-born mice generation after generation. At the end of experiment, tails of mice neither disappeared nor shortened. This experiment
According to Lamarckism theroy acquired characters are
Match the column and select the correct one.
Column I | Column II |
---|---|
I. Inheritance of Acquired characters | A. Lamarckism |
II. Beagle sailed to | B. Galapagos island |
III. The principles of population | C. R. Malthus |
IV. Theory of natural selection | D. Darwinism |
Lamarck's theory of evolution is also called as
Which of the following match is correct?
Match the correct set.
Column I | Column II |
---|---|
I. Modified form of Lamarckism | A. G.L. Stebbins (1950) |
II. Variation and evolution in plants | B. Neo-Lamarckism |
III. Germinal selection theory | C. Etienne Geoffroy |
IV. Supporter of Lamarck's theory | D. August Weismann |
Which bird can not fly?
Which of the following facts developed suspicious in Lamarckism?
When an organ is used it will develop and if it is not used, it weakens to become vestigial. Who could have said this theory?
Theory of "inheritance of acquired characters" was written by
When an organ is used, it will develop and if it is not used, it weakens to become vestigial. Who said this?
Inheritance of acquired characters was proposed by
The theory of inheritance of acquired characters was proposed by
Lamarck belongs to
Theory of inheritance of acquired characters was put forth by
The book named "Philosophic Zoologique" was published in 1809 and was written by
Penguin is a bird that lost the use of its wings by not flying. Such a statement would express the views of
Which of the following cannot be explained by Lamarckism?
Theory of acquired characters was put forward by
Find out the incorrect match from the following.
Lamarckian evolution is correctly characterized by
A scientist who worked on rats,
cut their tails up to 21 successive generations
but at last he found that tail remained normal. By giving this experimental theory, which of the following scientist got disapproved?
The scientists regarded as Neo-Lamarckist are
Key point to Lamarck's view about organic evolution is that every offspring
The statement, 'Lamarck's acquired
characters are not inherited and have
no evolutionary value' was given by
Most popular example of Lamarck is
Germplasm theory against Lamarck's principle, was given by
Who proved that somatic cells have little influence in inheritance?
Living beings are made up of cells. This was first stated by
Theory of inheritance of acquired characters was given by,
'Philosphie Zooligique' was written by -
The use and disuse principle of evolution or theory of 'Inheritance of Acquired Characters' was proposed by
According to Lamarck, evolution is towards
Lamarck's theory of evolution is known as
The first attempt to solve the problem of organic evolution was done by
According Lamarckism long necked Giraffes evolved because :
Which one does not favour Lamarckian concept of inheritance of acquired characters?
Which cannot be explained by Lamarckism?
Theory of use and disuse was propounded by :
Inheritance of acquired characters comes under _______.
Which is not a concept of Lamarckism ?
Which is not Lamarckian concept?
Who was the first to discard the idea of fixity of species?
Match the columns and choose the right option:
LIST I | LIST II | ||
---|---|---|---|
A | Thomas Malthus | 1 | Branching descent |
B | Hugo Vries | 2 | Studies on populations |
C | Charles Darwin | 3 | Use and disuse theory |
D | Lamarck | 4 | Saltation |
The use and disuse principle of evolution was proposed by
Choose the correct answers from the alternatives given.
Which of the following was most likely a proponent of the hypothesis of acquired traits
According to Lamarckism, long necked giraffes evolved because
Write in one sentence the main idea in Lamarck's theory about evolution.
The term for Lamarck's theory is
Who out of the following, had the strong opinion that acquired characteristics are inherited?
Which of the following differences between Lamarckism and Darwinism is incorrect?
Which of the following explained evolution in most acceptable form?
Which of the following facts develop suspicions in Lamarckism?
During a conversation at the dinner table, a high school student tells his mother that, "At first all giraffes had short necks because they all ate leaves close to the ground, but when all those leaves were gone some giraffes started being born with long necks".
Which statement would be most helpful for the student to understand the concept?
The phenotypic determination by genetic variation in a population refers to the degree of
In order to increase its population through natural selection, an allele should have one of the following features.
The present giraffe has a long neck as compared to its ancestors. Lamarck believed it could be due to
Who first placed fossils in chronological series in evolutionary context?
Key point of Lamarck's view about organic evolution is that every offspring
Lamrck's theory of evolution fails to explain
As per Lamarck, well developed auricle muscles of rabbit have evolved due to
The scientist who first stressed on adaptation as a means of evolutionary modification was
Lamarckism cannot explain
Choose the correct answers from the alternatives given.
Lamarck believed that certain parts of the body became more complex through the generations because they
According to the neo-Darwinian theory, which of the following is responsible for the origin of new species?
Which of the following is the evidence for Darwin's theory of common descent?
Which of the following is responsible for evolution according to Neo-darwinism?
Neo-Darwinism believes that new species develop through
Darwin judged the fitness of an individual by
Which of the following can be said as the "Theory of Darwin"
Why, according to our reading, did Darwin take so long to publish the Origin of Species?
According to Neo Darwinism, evolution is due to :
"Ontogeny repeats phylogeny" was coined by _____________.
In Galapogos island, Darwin found different varieties of Finches, originated from a common ancestor. The original variety of the Finches ws ____________.
Read the following statements:
(i) Coelacanths can be considered as ancestors of modern day frogs and salamanders.
(ii) Darwin's finches are examples of adaptive radiation.
(iii) Adaptive radiation refers to evolution of different species from a common ancestor.
(iv) Flippers of penguins and dolphins are examples of divergent evolution.
How many of the above statements are wrong?Choose the correct answers from the alternatives given.
Many bacteria are now resistant to penicillin, because
Darwin's theory of natural selection is objected, because it (A) (B) (C) (D) Ans:112 B
DDT is
Choose the correct answers from the alternatives given.
Charles Darwins book On the Origin of Species by Means of Natural Selection, was first published in
Choose the correct answers from the alternatives given.
The evolutionary importance of ............... was apparent to Darwin, but not to Linnaeus.
Choose the correct answers from the alternatives given.
Which of the following labels best fits Darwin ?
Choose the correct answers from the alternatives given .
A biogeographical evidence in favour of organic evolution is provided by