EASY
Earn 100

What is difference between megasporangium and ovule?

Important Questions on Plant Kingdom

MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
A typical angiospermic embryo sac at maturity is eight nucleated and
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Identify the correct statements.
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Out of the seven names given below, find out haploid cells?
(i) Antipodal cell
(ii) Egg cell
(iii) Synergid cell
(iv) Polar nuclei
(v) Male gamete
(vi) Nuclear cell
(vii) Chalazal cell
HARD
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
With a neat diagram, explain the development of 7-celled, 8 nucleate female gametophyte in angiosperm.
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Arrange the correct order stages for monosporic development of female gametophyte in angiosperms.
I) Functional megaspore
II) Free nuclear divisions
III Embryo sac
IV) Linear tetrad of megaspore
V) Megaspore mother cell
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
A mature angiosperm embryo sac is 
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Arrangement of nuclei in normal dicot embryo sac is           
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Differentiate between microsporogenesis and megasporogenesis. Which type of cell division occurs during these events. Name the structures formed at the end of these two events.
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
In the majority of angiosperms:
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Generally, embryo sac in angiosperms is ________.
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Explain a mature embryosac with a neat labelled diagram.
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Function of filiform apparatus is to:
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Synergids have special cellular thickenings at the micropylar end. Write the name and function of this structure.
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Select the correct option for the embryo sac of angiosperm plants.
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
A typical angiosperm embryo sac, at maturity, though _____ is _____.
HARD
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Which one of the following statements is not true?
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Differentiate between microsporogenesis and megasporogenesis.
MEDIUM
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Which is the correct order for the development of embryo sac?
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Identify the mismatch
EASY
Biology>Diversity of Living Organisms>Plant Kingdom>Gymnosperms
Filiform apparatus is characteristic features of: