Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
MediumPollen grains can be stored for a long period in $......$ at $......$ $^oC$.
- ALiquid nitrogen,$196$ $^oC$
- BLiquid nitrogen,$-196$ $^oC$
- CLiquid $CO_2$,$186$ $^oC$
- DLiquid $CO_2$,$-186$ $^oC$
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Which one of the following chemicals induces polyploidy in plant cells?
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View SolutionMatch the following columns:
Column-$I$ (Pre-fertilization) Column-$II$ (Post-fertilization) $P$. Ovule $I$. Fruit $Q$. Integument $II$. Embryo $R$. Ovary $III$. Seed $S$. Ovary wall $IV$. Pericarp $T$. Zygote $V$. Seed coat
| Column-$I$ (Pre-fertilization) | Column-$II$ (Post-fertilization) |
| $P$. Ovule | $I$. Fruit |
| $Q$. Integument | $II$. Embryo |
| $R$. Ovary | $III$. Seed |
| $S$. Ovary wall | $IV$. Pericarp |
| $T$. Zygote | $V$. Seed coat |
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View SolutionPloidy level is $NOT$ same in . . . . . . .
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