The process of formation of microspores from a pollen mother cell through meiosis is called:
Megasporogenesis
Microsporogenesis
Sporulation
Fertilization
Related Questions
The functional megaspore in an angiosperm develops into:
Embryo
Endosperm
Seed
Embryo sac
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
Type of pollination in commelina is
Chasmogamy
Geitonogamy
Xenogamy
Cleistogamy
Some plant have a habit of harbouring ants to save the plants from damage by other animals which is known as
Entomophily
Myrmecophily
Anemophily
Hydrophily
Which of the following has proved helpful in preserving pollen as fossils ?
Sporopollenin
Pollenkitt
Oil content
Cellulosic intine
What is the role of the silks that emerge from the top of a corn cob?
To protect the developing kernels
To attract pollinators
To provide nutrients to the kernels
To receive pollen for fertilization
Which one of the following is a reference to xenogamy ?
Ripening of androecium earlier to gynoecium
Pollen grains of one flower reaching the stigma of another flower present on the same plant
Pollen grains of one flower reaching the stigma of another flower present on a different plant of the same species
The inability of pollen tube to terminate on the stigma of the same flower
The colorful and fragrant flowers of water hyacinth and water lily are adaptations to attract which type of pollinator?
Birds
Bats
Insects
Wind
Ornithophily refers to the pollination by which of the following?
Insects
Birds
Snails
Air
Bright colouration of flowers is an adaptation for
Anemophily
Hydrophily
Malacophily
Entomophily
