Give differences: Microsporangium and Megasporangium
Give differences: Microsporangium and Megasporangium
| Microsporangium | Megasporangium |
| $ (1)$ Microsporangium is a sac like structure located in anther. | $ (1)$ Megasporangium is egg like multi layered structure. |
| $ (2)$ Microsporangium is a cavity like structure located on anther. | $ (2)$ Megasporangium is a structure located in ovary. |
| $ (3)$ The innermost nutritive layer of microsporangium gives nourishment to pollen grain. | $ (3)$ Only one seed is produced from mega sporangium and seed is produced from it after fertilisation. |
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Identify $A, B, C$ and $D$
Identify $A, B, C$ and $D$
It is not included in post fertilisation event
It is not included in post fertilisation event
If stem has $2 n=10$ number of chromosomes than find out
$A$ - number of chromosomes in endosperm
$B$ - number of chromosomes in egg cell
$C$ - number of chromosomes in polar nuclei
If stem has $2 n=10$ number of chromosomes than find out
$A$ - number of chromosomes in endosperm
$B$ - number of chromosomes in egg cell
$C$ - number of chromosomes in polar nuclei
If the diploid number of an angiospermic plant is $24$, the number of chromosomes in the pollen grain, endosperm and integument will be
If the diploid number of an angiospermic plant is $24$, the number of chromosomes in the pollen grain, endosperm and integument will be
Definations / Explanation :
$1.$ Perisperma
$2.$ chalaza
Definations / Explanation :
$1.$ Perisperma
$2.$ chalaza