Biological Classification MCQ Quiz - Multiple Choice Questions & Answers Page 2

11. Contagium vivum fluidum was proposed by

1. D.J.Ivanowsky
2. M.W.Beijerinek
3. Stanley
4. Robert Hook

12. Difference between Virus and Viroid is

1. Absence of protein coat in viroid but present in virus
2. Presence of low molecular weight RNA in the virus but absent in viroid
3. Both a and b
4. None of the above

13. Embryo is not formed in

1. Bryophytes
2. algae
3. gymnosperm
4. pteridophytes

14. Example of blue green algae is in

1. Fungi
2. Monera
3. Protistae
4. Plantae

15. Extra chromosomal, circular, double stranded, self replicating DNA molecule in bacteria is called

1. Cosmid
2. Plasmid
3. Phasmid
4. Phagemid

16. Fruiting body is characteristic of

1. Algae
2. Lichens
3. Bryophyta
4. Pteridophyta

17. Fungi which grow in dung are termed as

1. Caprophilous
2. Tericolous
3. Sacxicolous
4. Saxiphilous

18. Fungus cell wall is made up of

1. Cellulose
2. Protein
3. Chitin
4. carbohydrates

19. Halophiles is also called

1. Eubacteria
2. Actinomyce
3. Cyanobacteria
4. Archaebacteria

20. If the seeds are formed from the megasporophylls and not enclosed in a fruits the plant belongs to

1. pteridophyte
2. bryophytes
3. angiosperm
4. gymnosperm