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Atropine used for dilating pupil is obta...

Atropine used for dilating pupil is obtained from `Atropa   belladona`, which is a member of angiospermic family ?
a) Cruciferae
b) Solanaceae
c) Ranunculaceae
d) Fabaceae

A

Cruciferae

B

Solanaceae

C

Ranunculaceae

D

Fabaceae

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question regarding the angiospermic family to which Atropa belladonna belongs, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Plant**: Atropa belladonna is the plant in question. It is commonly known as belladonna or deadly nightshade. 2. **Understand the Characteristics**: We need to analyze the characteristics of Atropa belladonna: - It has a **taproot** system. - The fruit is described as **berry-like**. - The flowers have **five fused petals** (gamu petalous). - There are **five sepals**. - The leaves are arranged **alternately**. 3. **Examine the Options**: - **a) Cruciferae**: This family typically has 4 petals and sepals, and its fruit is a silique or silicle. This does not match the characteristics of Atropa belladonna. - **b) Solanaceae**: This family is known for having flowers with 5 petals and berry-like fruits. This matches the characteristics of Atropa belladonna. - **c) Ranunculaceae**: Members of this family usually have free petals and do not produce berry-like fruits. This does not match. - **d) Fabaceae**: This family has flowers with 5 petals but produces legume-type fruits. This does not match the characteristics of Atropa belladonna. 4. **Conclusion**: Based on the analysis, the only family that matches all the characteristics of Atropa belladonna is **Solanaceae**. ### Final Answer: **b) Solanaceae** ---
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