1.Number of chromosomes in Down's syndrome is
46
47
48
49
2.Vivipary is a characteristic feauture of
Mesophytes
Halophytes
Xerophytes
Hydrophytes
3.Moist vapour theory was given by
Aristotle
Pythagoras
Delepatius
Darwin
4.Which of the following is called amphibians of Plant kingdom
Bryophytes
Gymnosperm
Angiosperm
Bryophyta
5.which one of the following is not an ape
Gibbon
Gorilla
Orangutan
Langur
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