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प्रश्न
In the following diagram showing the structure of embryo of a dicot seed, what are the parts marked I, II and III sequentially?
विकल्प
Plumule, Cotyledon, Radicle
Plumule, Radicle, Cotyledon
Cotyledon, Plumule, Radicle
Radicle, Plumule, Cotyledon
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उत्तर
Plumule, Cotyledon, Radicle
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संबंधित प्रश्न
Name and differentiate between the two modes of pollination in flowering plants.
Fill in the following blank with suitable word :
Pollen grains contain ............ gametes of a plant.
Fill in the following blank with suitable word :
The male organ of reproduction in the flower is the.......... .
Mention the function of Flower.
Mention the function of Stigma.
Give one example each of unisexual and bisexual flowers. Differentiate between the two types of pollination that occur in flowers. What happens when a pollen lands on a suitable stigma? Write about the events that occur till the seed formation in the ovary.
Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
Bisexual : Hibiscus : : Unisexual : ___________
Double fertilization means ______.
