Water
Soil
Air
Human body
B. Soil
nucleus
chromosomes
reduction division
syngamy
Rhizobium
Nitrosomonas
Beggiatoa
Nitrobacter
Staphylococcus
Streptococcus
Azotobacter
None of these
mitochondria
mesosomes
ribosomes
cell membrane
Some bacteria are parasitic
Food poisoning is caused by products of putrefying bacteria
Bacteria reproduce by cell division, as often as once every twenty minutes
Bacteria manufacture food by help of chloroplasts
Water
Soil
Air
Human body
all plants except fungi
all green plants except prokaryotes
all green plants except bacteria
all green plants except cyanobacteria
atrichous
lophotrichous
amphitrichous
peritrichous
bacterioviridim
bacteriochlorophy11
chlorophyll
both (a) and (c)
fission
endospores
cyst
all of these
Nitrifying bacteria
Nitrogen fixing bacteria
Denitrifying bacteria
Putrefying bacteria
fungi
algae
lichens
bacteria
DNA
RNA
Chromosome
None of these
algae
bacteria
bryophyta
fungi
chitin
mucopeptidc
lignin
suberin
All bacteria are autotrophic
All bacteria are heterotrophic
All bacteria are photosynthetic
Most of the bacteria are heterotrophic but some are autotrophic
Mesosomes
Nucleoid
Chromatophores
Pili
gram-positive bacteria
gram-negative bacteria
all bacteria
only some bacteria
Coccus
Bacillus
Spirillum
Vibrio
asexually only
sexually only
mostly asexually
mostly sexually
tanning of leather
flavouring of tea leaves
curdling of milk
none of these
Robert Koch
Louis Pasteur
A.V. Leeuwenhoeck
Robert Hooke
sexduction
transduction
conjugation
transformation
fertile soil
water
human intestine
all of these
high temperature
moderately high temperature
moderate temperate
low temperature
Bacillus coli
Streptococcus spp.
Pasteurella pestis
Clostridium tetani
produce spores
have cell walls
cannot move
produce enzymes
Robert Koch
L. Pasteur
T. Boveri
F.Jacob
fats
proteins
starch
oils
Rhizobiunt
Azotobacter
Clostridium
Rhodospirilium