42.
The layer of cells between endodermis and vascular bundles is called

43.
Gymnosperms are characterized by the

44.
In a bisexual flower if androecium and gynoecium mature at different time the phenomenon is known as ________

45.
The pollen grains of Pinus are carried to its female cone through the

46.
A seed is ripened ________

47.
Which among the following is not a true fruit?

48.
Which of these is unique to flowering plants?

49.
The pollination by snails is called

50.
Which one of the following completes the given statement correctly?
A seed is a ripened _______

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