The Living World MCQ Quiz - Multiple Choice Questions & Answers Page 2

11. Assertion: Living organisms are self replicating, evolving and self regulating unit.
Reason: These are capable of responding to external stimuli.

1. Both Assertion and Reason are true and Reason is a correct explanation for Assertion
2. Both Assertion and Reason are true but Reason is not a correct explanation for Assertion
3. Assertion is true and Reason is false
4. Both Assertion and reason are false.

12. The process to standardize the naming of living organisms is called nomenclature. Obviously, the nomenclature is only possible when the organism is described correctly and we know to what organism the name is attached to this is identification. The system of providing scientific name with two components is called Binomial Nomenclature. The scientific name ensures that each organism is identified by only one name all across the world. They also ensures that such a name has not been used for any other known organism. Scientific names for plants are provided in ICBN and for animals, in ICZN. Who proposed binomial nomenclature?

1. Carolus Linnaeus
2. Charles Darwin
3. Francis crick
4. Albert Einstein

13. From the passage in question number 16, Which of the following is an example of binomial scientific name?

1. Green algae
2. Rana tigrina
3. Snow leopard
4. China rose

14. From the passage in question number 16, In binomial nomenclature, the name of organism consists of

1. kingdom
2. genus
3. species
4. Both B and C

15. From the passage in question number 16, ICBN stands for

1. Internal botanical congress names
2. International center of botanical names
3. International code of botanical nomenclature
4. Internal code of botanical nomenclature

16. From the passage in question number 16, In binomial nomenclature, ...............epithet starts with small letter

1. Genus
2. Species
3. Both A and B
4. None of the above

17. All living organisms grow. Increase in mass and increase in number are twin characteristic of growth. Multicellular organisms grow by cell division. In plants, growth occurs continuously throughout their life span. Non living organisms also grow if we take increase in body mass as criterian for growth. However, this kind of growth exhibited by non living objects is by accumulation of the material on surface. Growth, therefore cannot be taken as defining property of living organisms What are the twin characteristics of growth?

1. increase in mass
2. increase in number
3. both a and b
4. none of the above

18. From the passage in question number 21, Growth in living organisms is from

1. outside
2. inside
3. both a and b
4. none of the above

19. From the passage in question number 21, Growth cannot be taken as a defining property or feature of living organisms because

1. all living organisms do not show growth
2. non living things grow from inside
3. non living things also grow
4. some living organisms do not show the process of reproduction

20. From the passage in question number 21, Growth is synonymous with reproduction for which of the following organisms?

1. unicellular algae
2. amoeba
3. bacteria
4. all of the above