141.
Which is/are absent in Mycoplasma
A
Cell wall
B
Chloroplast
C
Mitochondria
D
All of the above
Answer :
All of the above
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142.
Which bacteria is utilized in Gober gas plant
A
Methanogens
B
Nitrifying bacteria
C
Ammonifying bacteria
D
Denitrifying bacteria
Answer :
Methanogens
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143.
Chloroplasts of Spirogyra have
A
Spiral mairgin
B
Smooth or wavy margin
C
Smooth margin
D
Nong of the above
Answer :
Smooth or wavy margin
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144.
A combined solution of copper sulphate and calcium hydroxide which is used as a fungicide is
A
Collins mixture
B
Bordeaux mixture
C
Carminative mixture
D
Fehling's solution
Answer :
Bordeaux mixture
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145.
Non-septate mycelum occurs in
A
Phycomycetes
B
Ascomycetes
C
Basidiomycetes
D
Deuteromycetes
Answer :
Phycomycetes
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146.
How mnay nuclei is/are found in conidia of Albugo
A
1
B
2-3
C
3-8
D
Many
Answer :
3-8
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147.
In foldings of plasma membrane in bacteria are called as
A
Episomes
B
Plasmid
C
Pili
D
Mesosomes
Answer :
Mesosomes
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148.
A person who studies about the origin evolution, variation and classification of plants is referred as
A
? - taxonomist
B
Herbal taxonomist
C
Classical taxonomist
D
Omega taxonomist
Answer :
Classical taxonomist
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149.
Which of the following statement is not true for bacterial flagella
A
They can e seen without staining
B
They are antigenic
C
They are responsible for motality
D
They are present all around bacterial wall
Answer :
They can e seen without staining
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150.
Which statement is wrong for viruses?
A
All are parasites
B
All of them have helical symmetry
C
They have ability to synthesize nucleic acids and proteins
D
Antibiotics have no effect on them
Answer :
All of them have helical symmetry
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