In which one of the following, male and female gametophytes do not have free living independent existence?
Funaria
Pteris
Cedrus
Polytrichum
Additional Questions
|
The tenuinucellate ovule has |
Answer |
|
When the other floral parts are arranged at the base of the gynoecium, the flower is called : |
Answer |
|
The aleurone layer in maize grain is specially rich in: |
Answer |
|
Endosperm is formed during the double fertilization by: |
Answer |
|
In Angiosperms pollen tube liberate their male gametes into the: |
Answer |
|
Vernalisation stimulates flowering in |
Answer |
|
Ornithophily refers to the pollination by which of the following: |
Answer |
|
Ovule is attached to the placenta of ovary wall by: |
Answer |
|
Which one of the following is not a correct explanation of cross pollination? |
Answer |
|
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells? |
Answer |