511.
In Amoeba nitrogenous wastes are expelled out through A
Pseudopodia
B
Hylainecap
C
Plasmalemma
D
Contractile vacuole
Answer :
Plasmalemma
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512.
In "Aster yellow" desease which tissue infected by mycoplasma is A
Trachied
B
Scieve tube
C
A and B both
D
None of the above
Answer :
Scieve tube
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513.
Father of green revolution in world is A
Mendel
B
Norman borlaugh
C
M.S. Swaminthn
D
Kolreuter
Answer :
Norman borlaugh
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514.
The gametes of Albugo are A
Non-flagellted
B
Flagellated and Motile
C
Male flagellated & Female non flagellated
D
Female flagellated & Male non flagellated
Answer :
Non-flagellted
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515.
In mucor, stored food is A
Glyocogen and oil
B
Starch
C
Leucosine and oil
D
Foridean strach
Answer :
Glyocogen and oil
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516.
Bacteria are considered as plant because A
They have a cell well
B
They multiply by fission
C
They can't move
D
They are present every where
Answer :
They have a cell well
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517.
Which of the following unicellular algae reproduce by auxopores, have silicified cell wall and store food in the form of fats, leucosine and chrysolaminarin A
Diatoms
B
Yellow green algae
C
Dinoflagellates
D
Euglenoids
Answer :
Diatoms
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518.
Which one single organism or the pair of organisms is correctly assigned to its taxonomic group? A
Paramoecium and Plasmodium belong to the same kingdom as that of Penicillium
B
Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan
C
Yeast used in making bread and beer is a fungus
D
Nostoc and Anabaena are examples of protista
Answer :
Yeast used in making bread and beer is a fungus
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519.
Which one of the following statements about mycoplasma is wrong? A
They are pleomorphic
B
They are sensitive to penicillin
C
They cause diseases in plants
D
They are also called PPLO
Answer :
They are sensitive to penicillin
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While working at the Rockefeller Institute, Brown reported isolation of a PPLO from human arthritic joint tissue in 1938. In 1949, Diennes reported to the 7th International Rheumatology Congress, the isolation of PPLO from the genitourinary tracts of men afflicted with arthritis. In discussing the significance of this observation, Brown reported successful treatment of arthritic patients in 1949 with a new antibiotic called aureomycin (Clark, 1997).
520.
Discovery of Amoeba was made by A
Jenner
B
Rosenhoff
C
Hofkins
D
Twait
Answer :
Rosenhoff
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