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प्रश्न
Group the seeds given in Figure12.3 (i) to (iii) according to their means of dispersion.
(a) Seed dispersed by wind
(b) Seed dispersed by water
(c) Seed dispersed by animal
उत्तर
(a) (i) and (ii) – seeds dispersed by the agency of wind.
(c) (iii) – seed dispersed by animals
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संबंधित प्रश्न
Which one of the following plants parts is correctly matched with one of its stated characteristic?
Arrange the following set of a term in order, so as to be in a logical sequence. Rewrite the correct order.
Embryo, 1st male gamete, zygote, egg cell, micropyle.
Arrange the following set of a term in order, so as to be in a logical sequence. Rewrite the correct order.
Zygote, embryo, seed, allogamy, fusion of gametes.
What is the function of the following in a seed?
Radicle
Define the following:
Seed
Name the following:
Lightest seed.
Name the following:
Largest seed.
Write how the following seed is dispersed.
Seeds with spines/hooks.
Non-albuminous seed is produced in ______.
Visit a fruit market and collect as many local fruits as possible. If many fruits are not available, you can collect tomatoes and cucumbers (these are fruits, though we use them as vegetables). Make drawings of the different fruits. Split the fruits and examine the seeds within. Look for any special characteristics in the fruits and their seeds. You can visit a library also to learn about this.
