351. Nitrogen fixing bacteria converts

A N2 → NH3
B NH4 → Nitrates
C NO2 → NO3
D NO3 → N2
Answer :   N2 → NH3
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352. With which of the following is Xanthomons related

A Xanthophyceae
B Causing disease in Xanthium
C A kind of Virus
D Causing Citrus canker disease
Answer :   Causing Citrus canker disease
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353. The book 'Micrographia' was written by

A Huxley
B Robert Hooke
C Fritsch
D J.D.Hooker
Answer :   Robert Hooke
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354. Maximum photosynthesis takes place by

A Phytoplankton
B Zooplankton
C March plants
D Woody plants
Answer :   Phytoplankton
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355. The separation of living beings into five kingdoms is based on

A Complexity of cell structure
B Complexity of organism's body
C Mode of obtaining nutrition
D All of the above
Answer :   All of the above
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356. Chief merit Bentham and Hooker's classification is that

A It is a system mostly based on evolutionary concepts
B It is a natural systems of classification of all groups of plants
C The description of the taxa are based on actual observation of the specimen
D It also considers the phylogenetic aspects
Answer :   The description of the taxa are based on actual observation of the specimen
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357. Carolus Linaneus classified plant kingdom on the basis of

A Floral morphology
B Overally morphology of plants
C Type of sexual reproduction
D Anatomical character
Answer :   Floral morphology
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358. The binomial system of nomenclature was initially proposed by

A Magnus
B Bauhin
C Caesalpinno
D Discorides
Answer :   Bauhin
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359. Which of the following is not a blue green algae

A Nostoc
B Anabaena
C Lichen
D Aulosira
Answer :   Lichen
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360. "Cellular plants" and "Vascular plants" are the groups created by

A Tippo
B Eichler
C Takhatajan
D De candolle
Answer :   De candolle
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