Std 4 EVS SCERT [ Filed and forest]
Lesson 1 Field and Forest 1. What is adaptation? *An organism has certain peculiarities that help it to live in its dwelling place. This is called adaptation. 2. Adaptation of a fish *boat shaped body [ enables the fish to move through water] *fins and tails [help the fish to swim in water] *gills [help to breathe ] *slimy body [help the fish to escape from enemies] 3. Adaptation of a tortoise *slimy body *oar like legs *webbed feet *thick and strong outer shell *limbs help to move on land 4. Adaptation of a frog *slimy body *oar like legs *webbed feet *bulging eyes *long and strong legs *help to breathe skin and nostrills 5. Adaptation of a duck *Oily feathers *webbed feet * flat beaks 6. Adaptation of a crocodile *long tail *suitable body shape *slimy body and sharp teeth * legs suited to walk on land 7. Adaptation of strock ...