Multiple Choice Questions on Biological Classification part -2

Multiple Choice Questions on Biological Classification

16. Classification given by Bentham and Hooker is

a) Artificial

b) Natural

c) Numerical

d) Phylogenetic

17. Artificial system of plant classification was proposed by

a) de Candolle

b) Bentham and Hooker

c) Theophrastus

d) Engler and Prantl

18. The largest herbarium of the world is located in

a) New York

b) Kew

c) Geneva

d) Berlin

19. Biosystematics aims at

a) the classification of organisms based on road morphological characters

b) Identification and arrangements of organisms on the basis of their cytological characteristics

c) Delimiting various taxa of organisms and establishing their relationships

d) The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

20. In five kingdom system, the main basis of classification is

a) Structure of nucleus

b) Structure of cell wall

c) Mode of nutrition

d) Asexual reproduction

21. Phylogenetic system of classification is based on

a) Floral characters

b) Evolutionary relationships

c) Morphological features

d) Chemical constituents

22. T. O. Diener discovered a

a) Free infectious DNA

b) bacteriophage

c) Free infectious RNA

d) Infectious protein

23. Viroids differ from viruses in being

a) Naked DNA molecules

b) Naked DNA with viral genome

c) Naked RNA molecules only

d) Satellite RNA with viral genome

24. The Protists have

a) Only free nucleic acid aggregates

b) Membrane bound nucleoproteins lying embedded in the cytoplasm

c) Gene containing nucleoproteins condensed together in loose mass

d) Nucleoprotein in direct contact with the rest of the cell substance

25. Mycorrhiza is correctly described as

a) Parasitic association between roots and some fungi

b) relation of ants with the stem of some trees

c) Symbiosis of algae and fungi

d) Symbiotic relationship between fungi and roots of some higher plants

MCQ on Biological classification  (Questions 1-15)  see part -1
 

Answers

16. b) Natural

17. c) Theophrastus

18. b) Kew

19. d) The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

20. c) Mode of nutrition

21. b) Evolutionary relationships

22. c) Free infectious RNA

23. c) Naked RNA molecules only

24. b) Membrane bound nucleoproteins lying embedded in the cytoplasm

25. d) Symbiotic relationship between fungi and roots of some higher plants