Sexual Reproduction in Flowering Plants questions
847 published questions with worked solutions.
- Male gametophyte with the least number of cells is present in
- In angiosperms, functional megaspore develops into
- In double fertilisation, one male gamete fuses with the (i) to form zygote and the other male gamete fuses with the (ii) to form...
- The embryo sac of an angiosperm is made up of
- If the diploid number of a flowering plant is 36, what would be the chromosome number in its endosperm?
- Eight nucleated embryosac is a :
- Endosperm is formed during the double fertilization by :
- Anemophilly type of pollination is found in
- In grasses what happens in micro spore mother cell for the formation of mature pollen grains : -
- Adventive embryony in citrus is due to : -
- In Angiosperms pollen tube liberate their male gametes into the : -
- In Angiosperm all the four microspores of tetrad are covered by a layer which is formed by : -
- In a flowering plant, archesporium gives rise to : -
- Nicotiana sylvestris flowers only during long days and N. tabacum flowers only during short days. If raised in the laboratory...
- An ovule which becomes curved so that the nucellus and embryo sac lie at right angles to the funicle is :-
- When a diploid female plant is crossed with a tetraploid male, the ploidy of endosperm cells in the resulting seed is :-
- What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids...
- In Maize, hybrid vigour is exploited by-
- The arrangement of the nuclei in a normal embryo sac in the dicot plants is-
- Male gametes in angiosperms are formed by the division of:
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