Advertisements
Advertisements
Question
Draw a diagram of a section of a megasporangium of an angiosperm and label funiculus, Micropyle, embryosac and nuclleus.
Advertisements
Solution

APPEARS IN
RELATED QUESTIONS
A flower of tomato plant following the process of sexual reproduction produces 240 viable seeds.
Answer the following questions giving reasons :
(a) What is the minimum number of pollen grains that must have been involved in the pollination of its pistil?
(b) What would have been the minimum number of ovules present in the ovary?
(c) How many megaspore mother cells were involved?
(d) What is the minimum number of microspore mother cells involved in the above case?
(e) How many male gametes were involved in this case?
Give the floral adaptations for anemophily.
Fill in the blanks with suitable words.
Different timings for the maturation of gynoecium and androecium is called ________.
Name of the part of the ovary which gives rise to:
Fruit ______
Give one word/term for the following:
When stigma and anthers do not grow up to the same height, which favors only cross-pollination.
Write different modes of pollination in detail with suitable examples.
A dioecious flowering plant prevents both ______.
Which of these is a condition that makes flowers invariably autogamous?
Describe any three adaptations in anemophilous flowers.
Mention any one example of the hydrophilous flower.
