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Morphology Of Flowering Plants

Question
CBSEENBI11025734
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The leaves of some plants contain crystals of calcium carbonate in epidermal cells, giving appearance that of bunch of grapes are called

  • cystoliths

  • sphaeraphides

  • raphides

  • otoliths

Solution

A.

cystoliths

Cystoliths are the clusters of crystal of calcium carbonate found in leaves of member belonging to families such as Acanthaceae, Cucurbitaceae, Urticaceae, Banyan leaf, etc. They give an appearence of grapes hanging from a stalk, attached to cell wall.

Sphaeraphides is the aggregation of crystals of calcium oxalate.

Raphides are needle shaped crystals of calcium oxalate occurring in bundles.

Otoliths is granule of calcium carbonate in vertebrates's inner ear.

Some More Questions From Morphology of Flowering Plants Chapter

Define the following terms:

(a) aestivation

Define the following terms:

(c) placentation

Define the following terms:

(c) actinomorphic

Define the following terms:

(d) zygomorphic

Define the following terms:
(e) superior ovary

Define the following terms:
perigynous flower

Define the following terms:
epipetalous stamen

Define the following terms:

(a) Racemose and cymose inflorescence

Define the following terms:
(b) Fibrous root and adventitious root

Define the following terms:
(c) Apocarpous and syncarpous ovary

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