CBSE - X - Biology
Please help me in my practical of homology and analogy organs in plants.
It's difficult to learn the plants example without seeing them.
Homologous Structures -
Leaves of pitcher plant, venus fly trap and cactus
In the pitcher plant, leaves are modified into pitchers to catch insects.
In the venus fly trap, leaves are modified into jaws to catch insects
In cactus, leaves are reduce to spines to reduce the water loss
Thorns of Bougainvillea and Tendrils of cucurbita
Thorns in Bougainvillea provides protection while tendrils in cucurbita acts as a climbing organ
Analogous Structures -
Potato and sweet potato - Both store food but potato is a modified stem and sweet potato is a modified root.
Leaves of Opuntia and Leaves of Banyan Tree - In Opuntia, the stem is modified into leaf like structure to perform photosynthesis
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