Monu during summer vacation went to his native village. He enjoyed working in field with his dadaji. He observed Dadaji used to store underground arts of some of the crops after sun drying. He asked his dadaji why he is doing so? Dadaji explained that not all the vegetables are propagated by seeds. Some can be grown from dried underground stems. This helps in saving lot of money and getting crops with some desirable characters. Answer the following. 1. Why are some species propagated by structures other than seeds? 2. Name some crops which are propagated by underground stem. 3. What type of reproduction is involved in this process?
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3. asexual reproduction
2.Bulb - Short, upright organ leaves modified into thick flesh scales. Tulips, daffodils and Lilies. ... Stolon - Horizontal stems that run at or just below the soil surface with nodes that root and long internodes, the ends produce new plants. When above ground they are called "runners".
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