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When a compound subject contains both a singular and a plural noun or pronoun joined by "or" or "nor," the verb should agree with the part of the subject that is closest to the verb. This is also called the rule of proximity. So, here, since ‘friend’ is singular, ‘was’ is correct. Whenever his family or friend was around he became extremely energetic and hyper.
E.coli produce which type of toxins?
If the weight of the dried sample after oven drying is 1 g. The initial weight is 1.5g. What is the moisture content of the sample?
Deficiency of which vitamin causes scurvy disease in human beings
Which of the following is/are the storage granules in bacteria?
a. glycogen
b. Poly a-hydroxy butyrate granules
...
Sorbic acid is mostly used as preservatives in which of the following food product?
a. Meat
b. Milk
Select the incorrect statement with regard to spoilage in food:
a. Chemical spoilage in food includes reaction of food with O2 or light ...
Which of the following is a factor that affects the storage stability of food?
Pectinase is industrially produced from
In curd fermentation the chief carbohydrate in milk converts to ______.
… …&……… ultrasound is normally used to monitor food products or processes.