Question

Q.5 Fill in the blanks:

1. Swimming in fish is performed by ____________.

2. The hard outer covering found in insects __________.

3. Frogs can swim in water as they have ______ ,aquatic birds as ducks use _______ to swim. Some aquatic mammals like whales have ________ that help them to swim.

4. The seasonal movement of birds and animals from one place to another is
called ___________.

5. Insects breathes with _____.

Fish have _______ to breathe.
Amphibians have _________
to breathe on land and have __________ to breathe in water.
Birds have lungs to breathe and have holes on their beaks called _________.
Aquatic mammals have lungs to breathe
and have ___________ on their heads in place of nostrils.
6. Insects like mosquitoes and butterflies have a feeding tube called __________.
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Answer 1

Answer:

1. Tail

2. exoskeleton

3. webbed feet, wings, fins

4. migration

5. tracheae gills, lungs, skin, nares

6. proboscus