Related Questions

The number of bacteria in a colony was growing exponentially . At 1 pm yesterday the number of bacteria was 1000 and at 3 pm yesterday it was 4000. How many bacteria were there in the colony at 6 pm yesterday ?
A 32,000
B 80,000
C 60,072
D 7,683
A certain population of bacteria doubles every 10 minutes. If the number of bacteria in the population initially was 104, what was the number of bacteria in the population 1 hour later?
A 2(104)
B 6(104)
C (26) (104)
D (106)(104)
It takes 30 days to fill a laboratory dish with bacteria, If the size of the bacteria doubles each days, how long will it take for the bacteria to fill one-----half of the dish?
A 10 days
B 15 days
C 24 days
D 29 days
Bacteria is included in the kingdom classification of
A Protista
B Plantae
C Animalia
D Monera
The population of a bacteria culture doubles every 2 minutes. Approximately how many minutes with it take for the population to grow from 1,000 to 500,000 bacteria?
A 10
B 12
C 14
D 18
The population of bacteria in an experiment was only two in first day. If each day the population increases by 3, what will be the number of bacteria in 100 day?
A 199
B 299
C 302
D 399
There are 5.5 billions bacteria. If 1 in 75 millions can do mutation how many bacteria was there possible can do mutation?
A 75
B 72
C 73
D 70
Gram positive bacteria differ from gram negative bacteria by
A Outer membrane
B Lipopolysaccharide
C Cell membrane
D Pili
E Capsule
The type of bacteria which is active in trickling filter during biological treatment of sewage is the __________ bacteria.
A Anaerobic
B Saphrophytic
C Aerobic
D Parasitic
A risk which is classified as its contribution to risk of portfolio is classified as
A classified risk
B contributed risk
C irrelevant risk
D relevant risk

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