Theories of Evolution

Q.

Term biology was introduced by

1. Darwin

2. Linnaeus

3. Aristotle

4. Lamarck and Treviranus

Q.

Vermiform appendix is a vestigial organ in humans but not so in cows.

1. True
2. False

Q.

What is the vermiform appendix? Why do we call it a vestigial organ?

Q. Which era is knownas the age of early unicellular life?

1. Archaeozoic
2. Azoic
3. Proterozoic
4. Mesozoic

Q.

Mutation theory fails to explain the significant impact of mutation on evolution.

1. True

2. False

Q. What is geographical isolation and reproductive isolation

Q. State whether true or false:
Darwinism is a theory about origin of life.

1. True
2. False

Q. a) What is geographical isolation
b) Illustrate formation of a species with the help of an example where individuals are very different from each other and one is capable of reproduction among themselves

Q. The theory of spontaneous generation was firmly rejected by the work of

1. Louis Pasteur
2. Georges Lemaitre
3. None of the above
4. Alexander Oparin

Q. Theory of inheritance of acquired characteristics and theory of use and disuse was proposed by .

1. Darwin
2. Lamarck
3. Spallanzani
4. Leeuwenhoek

Q.

The primordial atmosphere of the primitive earth contained the following substances :

1. $H_2$
   

2. Water vapour

3. $N{H}_3$

4. $C{H}_4$

Q. According to evolutionary theory, the formation of new species is due to:

1. New needs and changes in environmental conditions.
2. A sudden change in climatic conditions.
3. Small changes in the organisms over the generations.
4. Inheritance of acquired characteristics.

Q. is a slow and continuous process by which living organisms develop into complex and better forms.

1. Evolution
2. Replication
3. Adaptation
4. Reproduction

Q.

Which among the following theories state that the origin of life was controlled by a supernatural power?

1. Autogenesis theory

2. Biogenesis theory

3. Special creation theory

4. Supernatural theory

Q.

Adaptation of peppered moth is an example of

1. Lamarckism

2. Neo Darwinism

3. Darwinism

4. Autogenesis theory

Q. Theory of continuity of germplasm negated .

1. lamarckism
2. darwinism
3. neodarwinism

Q.

The theory of evolution proposed by Lamarck can be explain that

1. acquired chromosomes are inherited

2. acquired characters are inherited

3. germplasm theory

4. continuty of life

Q. What is 'saltation' according to de Vries?

Q. Choose the correct order of eras in the Phanerozoic eon.

1. Paleozoic Archaeozoic Cenozoic
2. Archaeozoic Paleozoic Proterozoic
3. Paleozoic Mesozoic Cenozoic
4. Mesozoic Archaeozoic Proterozoic

Q. Who proposed the theory of evolution with the help of natural selection?

1. Jean Baptist Lamarck
2. Charles Darwin
3. James Watson
4. Gregor Johann Mendel

Q.

Life was first formed in

1. The primordial atmosphere of the earth

2. The freshwaters of primitive earth

3. The oceans of primitive earth

4. The primordial lithosphere of the earth

Q. State whether true or false:
Mutation theory fails to explain the significant impact of mutation on evolution.

1. True
2. False

Q. Theory of continuity of germplasm negated _____ .

1. darwinism
2. lamarckism
3. theory of natural selection
4. theory of special creation

Q. Evolution and diversification of eukaryotes was seen in the __________ eon.

1. Phanerozoic
2. Proterozoic
3. Archaeozoic
4. Azoic

Q. When an organ is used it will develop and if it is not used, it weakens to become vestigial. Who proposed this theory?

1. Darwin
2. De Vries
3. Lamarck
4. Mendel

Q. Genetic variations can leads to the formation of new species.

1. False
2. True

Q.

Which era is knownas the age of early unicellular life?

1. Archaeozoic

2. Azoic

3. Proterozoic

4. Mesozoic

Q. Which among the following image shows growth independent movement?

1. 
2. 
3. 
4. 

Q.

Galapogus islands is associated with

1. Wallace

2. Malthus

3. Darwin

4. Lamarck

Q. Evolution and diversification of eukaryotes was seen in the __________ eon.

1. Phanerozoic
2. Archaeozoic
3. Azoic
4. Proterozoic