Let total amount of work be 34 units (LCM of 17 and 34). Efficiency of ‘A’ = 34/17 = 2 units/day Efficiency of ‘B’ = 34/34 = 1 units/day Amount of work done by ‘A’ and ‘B’ together in 4 days = (2 + 1) × 4 = 12 units Time taken by B to complete remaining work = {(34 – 12)/1} = 22 days
The freezing point of normal water is:
Salmonella can grow at a PH range of ______ and _______
Thermal death time is
Which of the following metals are toxic to humans even at low concentrations
Options:
1. Arsenic
2. Lead
3. Iron
4. Selenium
Which of the following factor affect the rate of evaporation
a)Â Â Â Â Â Â Rate at which heat can be transferred to the liquid.
b)Â ...
secondary metabolite are produced during --------- of bacterial growth
Pasteurization is a heat treatment that kills………microorganisms
Which of the following is an example of enzyme coagulated milk product?
a.   Paneer
b.   Dahl
c.   Cheese
<...Pressure canning is also known as
The temperatures used for canning foods ranges from ____________________
