21. One of the following includes most closely linked organisms
22. Which of the following taxons cover a greater number of organisms ?
23. Inbreeding is possible between two members of ..........
24. Which of these is correct order of hierarchy ?
A. kingdom, division, phylum genus & species
B. phylum, division, genus & class
C. kingdom, genus, class, phylum & division
D. phylum, kingdom, genus, species &class
Answer : Option A
25. Which is not a unit of taxonomic category ?
26. Which is the first step of taxonomy ?
A. nomenclature
B. classification
C. identification
D. hierarchical arrangement
Answer : Option C
27. The five kingdom classification was given by .......
28. In taxonomy, class comes in between .........
A. kingdom and order
B. phylum and order
C. kingdom and family
D. family and genus
Answer : Option B
29. Taxon includes .........
A. Genus and species
B. kingdom and division
C. all ranks of hierarchy
D. none of the above
Answer : Option C
30. Binomial nomenclature refers to ........
A. Two names of a species
B. one specific and one local name of a species
C. two words for the name of a species
D. two life cycles of an organism
Answer : Option C