Question
Anthrax is caused by a type of
The correct answer is
Bacteria
Bacteria are single-celled microorganisms that can live in diverse environments. Once inside the body, the spores become active bacteria, multiply, and produce potent toxins that cause severe illness. Therefore, the correct answer is that Anthrax is caused by a type of bacteria.
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Important Questions from Water Treatment
- Choose the correct statements about coagulation process.
A. Coagulation makes smaller colloids to adhere to each other to form large floc particles
B. Colloids are continually involved in Brownian moment.
C. Colloids are stable because of their surface charge.
D. Coagulants are preferably trivalent cations.
E. Coagulants are soluble in neutral pH.
Choose the most appropriate answer from the options given below: - Hardness of water is due to the presence of
- Which of the following is used as a coagulant for removal of phosphates in water ?
- Given the following parameters of a primary settling chamber :
Diameter = 50m, Depth = 2.5m, average detention time = 2 hours.
How much quantity of waste water is being treated ? - Calculate hardness in units of mg/l as CaCO$_3$ of a ground water sample having Ca$^{++}$ ion concentration of 100 mg/l.
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