Biology
Mention whether the following statements are True (T) or False (F)
- Plumule is the future root and radicle is the future shoot of the plant.
- Micropyle serves for the emergence of the radicle.
- Cotyledons in castor are a big store of food for the embryo.
- Maize grain has a large endosperm.
- Tegmen is the outermost layer of the seed.
Seeds
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Answer
- False
Corrected statement — Plumule is the future shoot and radicle is the future root of the plant. - True
- False
Corrected statement — Endosperm in castor are a big store of food for the embryo. - True
- False
Corrected statement — Testa is the outermost layer of the seed.
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Related Questions
Fill in the blanks by choosing the correct alternative
- In a dry seed, the embryo is in …………… state. (active/quiescent)
- Water is absorbed by the seed mainly through …………… . (entire surface/micropyle)
- Very low temperature …………… the growth of embryo. (inhibits/destroys)
- Germination in Pea is …………… . (epigeal/hypogeal)
- Coleoptile is a part found in the germinating …………… . (castor/maize)
- Alkaline pyrogallic acid is used for absorbing …………… during experiments on germination. (oxygen/carbon dioxide)
Which one of the following plant parts is correctly matched with one of its stated characteristic?
- Mango seed → aleurone layer
- Bean seed → endosperm
- Maize grain → coleoptile
- Wheat grain → exalbuminous
Seeds sown very deep in the soil fail to germinate because they
- cannot exert enough force to push the soil upward.
- do not get enough sunlight.
- get too much water.
- do not get enough oxygen.
Fruit is a ripened :
- Ovary
- Embryo
- Ovule
- Zygote