Advertisements
Advertisements
प्रश्न
Name a plant which flowers every twelve years.
उत्तर
Strobilanthes kunthianus or Neelakurinji is a plant which flowers every twelve years.
APPEARS IN
संबंधित प्रश्न
Name the parts of an angiosperm flower in which development of male and female gametophyte take place.
Read the statement and answer the questions that follow.
A flower of brinjal has 520 ovules in its ovary. However, it produces a fruit with only 480 viable seeds.
(a) What could have prevented the rest of the 40 ovules from maturing into viable seeds? Explain giving a reason.
(b) Describe the development of a dicot embryo in a viable seed.
(c) Why certain angiospermic seed albuminous while others are exalbuminous? Explain.
Name the terminal stage of ageing in the life cycle of plants
Explain the events upto double fertilisation after the pollen tube enters one of the synergids in an ovule of an angiosperm.
Sketch and label ‘structure of a pea flower’.
Fragrant flowers with well developed nectaries are an adaptation for ______.
The flower is the site of ______.
Angiosperms have dominated the land flora primarily because of their ______.
Place the following groups of plants in order, beginning with those that first appeared on the earth and progressing toward those that appeared most recently in time.
What is the similarity between gymnosperms and angiosperms?
