(A) Raphides are needle-like crystals composed of calcium oxalate. These structures serve as a defense mechanism against herbivores in various plants.

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(A) Raphides are needle-like crystals composed of calcium oxalate. These structures serve as a defense mechanism against herbivores in various plants. They are commonly found in aquatic plants like $Pistia$ (water lettuce) and $Eichhornia$ (water hyacinth),as well as in members of the $Araceae$ family. Among the given options,$Pistia$ is the correct answer.

Class 11 Biology Morphology of Flowering Plants Mix Examples- Morphology of Flowering Plants

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Raphides are needle-like crystals of calcium oxalate which are specially found in

A
Pistia
B
Rose
C
Asparagus
D
Dahlia

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Chapter

Morphology of Flowering Plants

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Mix Examples- Morphology of Flowering Plants

Which of the following is not correct?

Medium

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In a monocarpellary ovary with a single ovule, the placentation is . . . . . . .

MediumAIPMT 2010

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Which of the following pairs is correctly matched?

Easy

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Match the following:

Fruit Type Plant Species

$(a)$ Siliqua $(i)$ Lycopersicum esculentum

$(b)$ Caryopsis $(ii)$ Triticum aestivum

$(c)$ Berry $(iii)$ Helianthus annuus

$(d)$ Cypsela $(iv)$ Brassica campestris

Fruit Type	Plant Species
$(a)$ Siliqua	$(i)$ Lycopersicum esculentum
$(b)$ Caryopsis	$(ii)$ Triticum aestivum
$(c)$ Berry	$(iii)$ Helianthus annuus
$(d)$ Cypsela	$(iv)$ Brassica campestris

DifficultAIIMS 2019

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Which of the following statements is correct?

Medium

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Raphides are needle-like crystals of calcium oxalate which are specially found in

Similar Questions

Which of the following is not correct?

In a monocarpellary ovary with a single ovule, the placentation is . . . . . . .

Which of the following pairs is correctly matched?

Match the following: Fruit Type Plant Species $(a)$ Siliqua $(i)$ Lycopersicum esculentum $(b)$ Caryopsis $(ii)$ Triticum aestivum $(c)$ Berry $(iii)$ Helianthus annuus $(d)$ Cypsela $(iv)$ Brassica campestris

Which of the following statements is correct?

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Match the following:

Fruit Type Plant Species

$(a)$ Siliqua $(i)$ Lycopersicum esculentum

$(b)$ Caryopsis $(ii)$ Triticum aestivum

$(c)$ Berry $(iii)$ Helianthus annuus

$(d)$ Cypsela $(iv)$ Brassica campestris