Related Questions
Which of the given feature/phenomenon promotes xenogamy?
Dioecy
Homogamy
Cleistogamy
Bud pollination
Which structure in gymnosperms is analogous to the angiosperm ovule?
Archegonium
Megasporangium surrounded by integuments
Microspore
Pollen grain
Two nuclei with one cell are found in
Antipodal cell
Chalazal cell
Central cell
Synergid cell
The movement of pollen tube is called
Chemotropism
Thermotaxis
Thermonastic
Hydrotropism
The plant parts which consist of two generations-one within the other (a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule
Pollen grains inside the anther
Germinated pollen grain with two male gametes
Seed inside the fruit
Embryo sac inside the ovule
In angiosperm functional megaspore develops into
Embryo sac
Ovule
Endosperm
Pollan sac
Apart from the Yucca plant and Yucca moth, provide another example of an obligate mutualistic relationship found in nature.
Fig and Fig wasp
Lion and Zebra
Shark and Remora
Human and Mosquito
Which one forms the endosperm?
antipodal
synergids
secondary nucleus
oospore
How many nuclei are found in female gametophyte?
8
7
6
5
Grafting is successful in dicots but not in monocots because the dicots have
Vascular bundles arranged in a ring
Cambium for secondary growth
Vessels with element arranged end to end
Cork cambium
