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In a fertilised embryo sac, the haploid, diploid and triploid structures are

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Important Questions on Sexual Reproduction in Flowering Plants

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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>NCERT>Q 15
In an embryo sac, the cells that degenerate after fertilisation are
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>NCERT>Q 16
While planning for an artificial hybridization programme involving dioecious plants, which of the following steps would not be relevant?
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>NCERT>Q 17
In the embryos of a typical dicot and a grass, true homologous structures are
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>NCERT>Q 18
The phenomenon observed in some plants wherein parts of the sexual apparatus is used for forming embryos without fertilisation is called
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>Critical Thinking>Q 1
Arrange the following in the order of their location from periphery to centre in the entire dicotyledonous plant body
(I) Fusiform cells
(II) Trichoblasts
(III) Collocytes
(IV) Tyloses
The correct sequence is
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>Critical Thinking>Q 2
The plant part which consists of two generations one within the other, is
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>Critical Thinking>Q 3
Embryo axis above the cotyledon is called as
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NTA Errorless Biology Volume-2>Chapter 2 - Sexual Reproduction in Flowering Plants>Critical Thinking>Q 4
Secondary nucleus in the middle of an embryo sac of angiosperms is