KVPY Government Jobs Exams

Doping silicon with boron produces a –
(A) n-type semiconductor (B) Metallic conductor (C) p-type semiconductor (D) Insulator

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KVPY Other Question

When of the following class of immunoglobulins can trigger the complement cascade ?
(A) IgA (B) IgM (C) IgD (D) IgE The disorders that arise when the immune system destroys self cells are called autoimmune disorders. Which of the
following would be classified under this?
(A) rheumatoid arthritis (B) asthma (C) rhinitis (D) eczema