"Organs or features may be adopted to perform new functions during evolution."

(i) “Organs or features may be adopted to perform new functions during evolution.” Justify this statement by giving an example.
(«) “Older body designs are not inefficient.” Give a suitable example in support of this view.

(i) Organs or features can be adopted to new . functions during evolution Example - Feathers were developed form providing insulation in cold weather (in dinosaurs) but in birds they were adopted for flight.
(ii) “Older body designs are not inefficient”. Example -Simplest life forms like Bacteria, which inhibit most inhospitable habitats like , hot springs, deejs sea, thermal vents and ice in antarctica.