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Botany and Medicinal Plants Lecture 5: Studied Leaves

13 Questions

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Botany and Medicinal Plants Lecture 5: Studied Leaves

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Questions and Answers

What is the morphological characteristic of solanaceous leaves regarding the fusion of organs for a certain distance?

Presence of anisocytic stomata

Presence of uniseriate, non-glandular hairs

Adnation phenomena (correct)

Genetic fusion with collateral V.B.

What is the chemical characteristic of solanaceous leaves that causes dilation of the eye pupil?

Presence of glandular hairs with clubshaped head

Presence of anisocytic stomata

Presence of tropane alkaloids (correct)

Presence of uniseriate, non-glandular hairs

Which family of plants is known for the presence of solanaceous leaves?

Solanaceae (correct)

Lamiaceae

Rosaceae

Fabaceae

What anatomical feature is typical of solanaceous leaves?

Presence of phloem on the inner side of xylem (A) Signup and view all the answers

Which plant is associated with solanaceous leaves and contains tropane alkaloids that dilate the eye pupil?

Atropa belladonna (B) Signup and view all the answers

What is the main pharmacological effect associated with the tropane alkaloids present in solanaceous leaves?

Mydriatic effect (dilation of eye pupil) (B) Signup and view all the answers

Which family does Deadly Nightshade belong to?

Solanaceae (B) Signup and view all the answers

What is the shape of Hyoscyamus Leaf?

Oval, Rhomboidal (C) Signup and view all the answers

What is the use of Solanaceous alkaloids?

To dilate eye pupil (A) Signup and view all the answers

What is the origin of Tea leaf?

Dried leaves of Thea sinensis (B) Signup and view all the answers

What chemical test shows a VIOLET COLOR for alkaloids?

Morin test (D) Signup and view all the answers

What is the margin of Stramonium Leaf?

Irregularly Dentate (A) Signup and view all the answers

What does the oxidase enzyme cause during tea leaf production?

Color change to reddish-brown (B) Signup and view all the answers