ICSE XII/MCQ Questions for Class 12 Biology Set 5 MCQs :- multiple choice questions and answers. e.g ICSE XII MCQS,ICSE XII Mock Tests , ICSE XII Practice Papers ,ICSE XII Sample Test,ICSE XII Sample questions

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Question 1: Allegens:

Infectious and increase secretion of IgE antiboides

Non-infectious and increase secretion of IgE antibodies

Infectious and increase secretion of IgS antibodies

Non-infectious and increase secretion of IgM antibodies

Total MCQS Questions are 50 in this paper MCQ Questions for Class 12 Biology Set 5