Q20.Double fertilization is main feature of-
(1) Pteridophytes
(2) Bryophtes
(3) Angiosperm
(4) Gymnosperm
Answer
Angiosperm
Related Questions on Biology GK Questions
Q21.Desease caused by HIV-
(1) Cancer
(2) Tuberculosis
(3) None of these
(4) Acquired immune deficiency syndrome
Answer
Acquired immune deficiency syndrome
Q22.Curd is sour due to presence of
(1) Lactic Acid
(2) Citric Acid
(3) None of these
(4) Acetic Acid
Answer
Lactic Acid