Consider the following statements and chose the correct option.
(a) The genetic constitution of a plant is unaffected in vegetative propagation
(b) Rhizome in ginger serves as an organ of vegetative reproduction
(c) Totipotency of cells enables us to micropropagate plants
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Double fertilization involves: |
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The first cell of suspensor towards micropyle which absorbs food material is |
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Grafting is successful in dicots but not in monocots because the dicots have: |
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In which one pair both the plants can be vegetatively propagated by leaf pieces |
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Match the following ovular structure with post fertilization structure and select the correct alternative.
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The arrangement of the nuclei in a normal embryo sac in the dicot plants is |
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Apomictic embryos in citrus arise from |
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Fibrous thickenings of hygroscopic nature are found in this part of the anther wall: |
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In a type of apomixis known as adventive embryony, embryos develop directly from the |
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In nature, cleistogamous flowers are |
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