Related Questions

In a village 50% of the villagers produce rice, 40% of the villagers produce apples and 50% of the villagers produce vegetables, 20% of the villagers produce rice and apples both, 25% of the villagers produce apples and vegetables both, 20% of the villagers produce rice and vegetables both and 10% of the villagers produce all three. Find the percentage of villagers who do not produce anything.
A bacteria gives birth to two new bacteria in each second and the life span of each bacteria is 5 seconds. The process of the reproduction is continuous until the death of the bacteria. initially there is one newly born bacteria at time t = 0, the find the total number of live bacteria just after 10 seconds :
In a village there are 300 people. They produce different crops, out of all people 190 people produce paddy, 160 people produce wheat and 100 people produce both paddy and wheat. Find the number of people who neither produce paddy nor wheat. 
Find out the proximate cause for death in the following scenario?
Ajay falls off a horse and breaks his back. He lies there in a pool of water and contracts pneumonia. He is admitted to the hospital and dies because of pneumonia.
Essentially in an experiment involving bacteria, we measure Optical density of the media where the bacteria grow at different time point from the same flask. If we have 2 or more types of bacteria and want to investigate whether the growth curve of those bacteria are significantly different, what do you think the best analysis can be applied for this purpose?
A continuous process is set up for treatment of wastewater. Each day, 103 kg cellulose and 105 kg bacteria enter in the feed stream, while 102 kg cellulose and 1.5 x 102 kg bacteria leave in the effluent. The rate of cellulose digestion by the bacteria is 8 x 102 kg d-1. The rate of bacterial growth is 4x 102 kg d-l; the rate of cell death by lysis is 6 x 102 kg d-1. Write balances for cellulose and bacteria in the system.
In the question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested course of action logically follow(s) for pursuing. Statement: Bacteria is very helpful in sewage treatment. Courses of Action: I: The people should avoid adding bacteria during sewage treatment. II: Anaerobic bacteria break down sludge and they produce methane gas.
Which of the following among item A and item B are correct?
Item A: Common intention within the meaning of Section 34 of the Penal Code means:
1. Evil intention of many persons to commit the same act
2. Implication of a pre-arranged plan, prior meeting of mind, between all the persons constituting the group
3. A desire of several persons to commit an act without contemplating the consequences
Item B: Within the meaning of section 149 in prosecution of common object of an unlawful assembly's means:
1. In relation to common intention of the group
2. In order to attain the common object
3. In relation to a common object
Select the correct answer:
Nosocomial infaction এর উৎস হল-
Nosocomial infection এর উৎস কোনটি?