The pedicel of the female flower coils after pollination in

Related MCQs

• In a plant, gene "T" is responsible for tallness and its recessive allele "t" for dwarfness and "R" is reponsible for red colour flower and its recessive allele "r" of white flower colour. A tall and red flowered plant with genotype TtRr crossed with dwarf and red flowered ttRr. What is the percentage of dwarf - white flowered offspring of above cross ?
• The unit of female reproductive body in flower is
• 2 to 3 celled male gametophyte, starts its further development after pollination
• In Bonellia all larva are genetically and cytologically similar. In this worm mole individuals live inthe uterus of female. If a particular larva settle near proboscis of an adult female, it becomes a male individuals. Larva develops free in water it becomes.
• Match the appropriate pairs. Column - I Column - II (P) Gametogenesis (i) The process of transfer of gametes (Q) Transfer of gamete (ii) Transfer of pollen by self or carrier in a angiosperms (R) Pollination (iii) Two heterogenous gametes conjugate to form zygote (S) Fertilization (iv) Formation of gametes
• In ficus pollination occurs through
• Cross pollination is normally
• The adaptation for self-pollination is
• Cross pollination has an advantage of
• Wind pollination requires that the pollen grains are