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4.Principles of Inheritance and Variation
normal
The$ I.Q.$ of a genius ranges from
A
$70-89$
B
$90-109$
C
$110-139$
D
$140-$more
Solution
(d) Different levels of $I.Q.$ are idiot $0-24$, inbecile $25-49$, moron $50-69$, Dull $70-79$, ordinary $80-89$.
Average $90-109$, superior $110-119$, most superior $120-139$ and Genius $140$ or more.
Standard 12
Biology
