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Answer» 1. Figure ‘a’ shows fruit of tomato. - It is a simple fruit as it develops from a single flower with bicarpellary syncarpous gynoecium.
- It is a berry, because it has fleshy endocarp and many seeds.
2. Figure ‘b’ shows fruit of Custard apple. - It is an aggregate fruit, because it develops from a single flower with polycarpellary, apocarpous gynoecium.
- Here, the ovary of each carpel gives rise to a part of the fruit called fruitlet. Hence, it is called an aggregation of fruitlets.
- Custard apple can be further described as Etaerio of berries.
3. Figure ‘c’ shows fruit of pineapple. - It is a composite fruit, because it develops from a complete inflorescence.
- Pineapple can be further described as Sorosis, as it develops from catkin type of inflorescence.
4. Figure ‘d’ shows fruit of milkweed. - It is a simple dehiscent dry fruit.
- It has many seeds. When pericarp becomes dry and thin, it breaks open by one ventral suture
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