Q)
(chatquestion)...in
of another plant in the
(d) Fertilisation of a flower
of another plant belong
(c) 1
2
(d) 4
4.
3
18. Dr. F Went noted that if coleoptile tips were
25. Male gametophyte wit
2
present in
(a) Pteris
(b) Funaria
removed and placed on agar for one hour, the 20. An aggregate fruit is-
agar would produce a bending when placed on
one side of freshly cut coleoptile stumps. Of
what significance is this experiment?
(a) It made possible the isolation and exact
identification of auxin
(a) multicarpellary sync-
multicarpellary apor
(c) complete infloresce
(d) multicarpellary sup
in
27. Pollen tablets are a
(c) It supports the hypothesis that IAA is auxin
Jd) It demonstrated polar movement of auxins
(b) It is the basis for quantitative determination of
small amounts of growth-promoting substances
(a) In vitro fertilisation
(b) breeding prograr
supplementing fo
(d) Ex situ conserva
19. Deficiency symptoms of nitrogen,and 28. Function of filifor
(b) stimulate divisic
uce necta
ssium are visible first in eloesis
young leaves
(a) recognise the s....(Is question Ka answer b hoga ya d hoga)
...
