30 short questions and answers on the topic "Diversity in the Living World" for Class 12th Biology students:

 

Diversity in the Living World - Short Questions and Answers

 

1.Question: What is taxonomy?

Answer: The science of classification of living organisms.

 

2.Question: What is the basic unit of classification?

Answer: Species.

 

3.Question: Who developed binomial nomenclature?

Answer: Carolus Linnaeus.

 

4.Question: What are the two parts of a scientific name?

Answer: Genus and species.

 

5.Question: How should a scientific name be written?

Answer: Genus capitalized and italicized, species lowercase and italicized.

 

6.Question: What is the highest level of biological classification?

Answer: Domain.

 

7.Question: Who proposed the five-kingdom classification?

Answer: Robert Whittaker.

 

8.Question: Name a kingdom that includes prokaryotes.

Answer: Monera.

 

9.Question: Are protists prokaryotic or eukaryotic?

Answer: Eukaryotic.

 

10.Question: What is the mode of nutrition in most fungi?

Answer: Heterotrophic.

 

11.Question: What is the primary mode of nutrition in Plantae?

Answer: Autotrophic.

 

12.Question: What key feature distinguishes Animalia from Plantae?

Answer: Lack of cell wall and heterotrophic nutrition.

 

13.Question: Why are viruses considered borderline living?

Answer: They replicate inside a host cell but are inert outside.

 

14.Question: What is a fundamental characteristic of all living organisms?

Answer: Reproduction.

 

15.Question: What is a gene pool?

Answer: The total sum of genes in a population.

 

16.Question: Name a criterion used for classifying organisms.

Answer: Cell structure.

 

17.Question: What is phylogeny?

Answer: The evolutionary history and relationships of organisms.

 

18.Question: Give an example of a prokaryotic organism.

Answer: Bacteria.

 

19.Question: To which kingdom do diatoms belong?

Answer: Protista.

 

20.Question: What type of organism is yeast?

Answer: Fungus.

 

21.Question: Name a group of plants included in the kingdom Plantae.

Answer: Angiosperms.

 

22.Question: What is a notochord?

Answer: A flexible rod-like structure found in chordates.

 

23.Question: What is metamorphosis?

Answer: A biological process of transformation in an organism's life cycle.

 

24.Question: What is a key nutritional characteristic of Kingdom Animalia?

Answer: Heterotrophic.

 

25.Question: Why is classification of organisms important?

Answer: To understand diversity and relationships.

 

26.Question: What term is used for the classification level below kingdom in animals?

Answer: Phylum.

 

27.Question: What term replaces phylum in plant classification?

Answer: Division.

 

28.Question: What makes viruses obligate parasites?

Answer: They require a host cell to reproduce.

 

29.Question: Who proposed the three-domain system of classification?

Answer: Carl Woese.

 

30.Question: Name the three domains of life.

Answer: Archaea, Bacteria, and Eukarya.