Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
EasyThe $Triticum$ $aestivum$ wheat is:
- AHaploid ($7$ chromosomes)
- BDiploid ($14$ chromosomes)
- CTetraploid ($30$ chromosomes)
- DHexaploid ($42$ chromosomes)
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Similar Questions
Match the following columns:
Column-$I$ Column-$II$ $P$. Fungal diseases $I$. Tobacco mosaic $Q$. Bacterial diseases $II$. Black rot of crucifers $R$. Viral diseases $III$. Brown rust of wheat $IV$. Turnip mosaic $V$. Red rot of sugarcane $VI$. Late blight of potato
| Column-$I$ | Column-$II$ |
| $P$. Fungal diseases | $I$. Tobacco mosaic |
| $Q$. Bacterial diseases | $II$. Black rot of crucifers |
| $R$. Viral diseases | $III$. Brown rust of wheat |
| $IV$. Turnip mosaic | |
| $V$. Red rot of sugarcane | |
| $VI$. Late blight of potato |
Medium
View SolutionFlowering plants are more successful than other members of the plant world because
Medium
View SolutionHow many meiotic divisions are required to produce the pollen grains necessary for the formation of $800$ wheat seeds?
Medium
View SolutionMatch the following columns:
Column-$I$ (Organisms) Column-$II$ (Chromosome number in meiocytes) $P$. Housefly $I$. $38$ $Q$. Rat $II$. $42$ $R$. Dog $III$. $12$ $S$. Cat $IV$. $78$ $T$. Fruit fly $V$. $8$
| Column-$I$ (Organisms) | Column-$II$ (Chromosome number in meiocytes) |
| $P$. Housefly | $I$. $38$ |
| $Q$. Rat | $II$. $42$ |
| $R$. Dog | $III$. $12$ |
| $S$. Cat | $IV$. $78$ |
| $T$. Fruit fly | $V$. $8$ |
Easy
View SolutionDiscuss with your teacher about:
$(i)$ haploid insects and lower plants where cell-division occurs,and
$(ii)$ some haploid cells in higher plants where cell-division does not occur.
$(i)$ haploid insects and lower plants where cell-division occurs,and
$(ii)$ some haploid cells in higher plants where cell-division does not occur.
Medium
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