181.
Periplasmic space in bacteria function like A
Golgi body
B
Lysosomes
C
Mitochondria
D
Vacuole
Answer :
Lysosomes
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182.
In Mucor species, usually isogamy takes place between A
Same strains
B
(+) and (-) strain
C
Zygospores
D
Microspores
Answer :
(+) and (-) strain
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183.
Choose the wrong statements: A
Neurospora is used in the study of biochemical genetics
B
Morels and truffles are poisonoues mushrooms
C
Yeast is unicellular and useful in fermentation
D
Penicillium is multicellular and produces antibiotics
Answer :
Morels and truffles are poisonoues mushrooms
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Morel and truffles are used as food and they are members of Ascomycetes fungi.
184.
What is the cause of motality in bacteria A
Phototaxis
B
Chemotaxis
C
Thermotaxis
D
Thermotropic
Answer :
Chemotaxis
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185.
Taxonomically the most controversion group is A
Dinoflagelltes
B
Diatoms
C
Euglenoids
D
Prokryote
Answer :
Euglenoids
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186.
In Entamoeba histolytica cytochromes are found in which one of the following A
Endoplasm
B
Ectoplasm
C
Mitochondria
D
Endoplasmic reticulum
Answer :
Mitochondria
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187.
Nuclear DNA of Amoeba is A
Single stranded
B
Double helix
C
Circular
D
Skin + hairs
Answer :
Double helix
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188.
"Grisiofulvin' is an antifungal antibiotic and obtained form A
P.chrysogenum
B
P. notatum
C
P. grisiofulvum
D
Neurospora
Answer :
P. grisiofulvum
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189.
Which bacterium can not grown on synthetic media A
E.Coli
B
Lactobacillus
C
Rhizobium
D
Mycobacterium leprae
Answer :
Mycobacterium leprae
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190.
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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Methanobacillus (methanogen) occurs in marshes and also in dung. It produces $$C{H_4}$$ gas under anaerobic condition and is utilized in gobar gas plant.Notes : Methanogenesis from the biomass in the anoxic biogas reactors is catalyzed by syntrophic cooperation between anaerobic bacteria, syntrophic acetogenic bacteria and methanogenic archaea.