Science Worksheet Chapter 5

Science Worksheet Chapter 5

1. State whether the following statements are true or false.
(1) Carnivores which eat only dead animals are known as scavengers.
(2) Omnivores usually need to eat often during the day in order to obtain nutrients they
      need.
(3) Snakes and frogs have chewing teeth like lions and foxes.
(4) Butterflies have long sucking tubes
(5) We should always  be cruel to our domestic animals.

2. Answer the following questions:
(1)   What kind of teeth do herbivores have to help them eat their food?
(2)   What helps squirrels and rabbits to gnaw their food?
(3)   What is the function of an elephant's trunk?
(4)   How do frogs feed themselves?
(5)   Explain food chain with examples.
(6)   What should we do to keep our domestic animals fit?
(7)   How do earthworms obtain food?
(8)   Which of these animals eat plants or plant parts that are hard?
(9)   Name the sharp and broad front teeth of herbivores.
(10) Under which category will you classify insects? Give reason for your answer. 
(11) What is the meaning of 'gnaw'?

3. Fill in the blanks.
(1) ___________________ have long sucking tubes.
(2) Giraffes have long _____________ which helps them to reach branches of tall trees and
      eat their leaves.
(3) A food chain begins from __________________ and ends with an _________________.
(4) Proper ______________________ should be given to sick animals.
(5) Snakes and frogs do not have _________________ teeth at all, so they swallow their
      food whole.
(6) Animals have __________________ which plants lack.
(7) Cud-chewing animals are also called _________________.

4. Tick the correct answer.
(1) Bees and mosquitoes have
     (a) hollow tubes.      (b) long sucking tubes.  (c) canines.
(2) Frogs are
     (a) herbivores.         (b) carnivores.               (c) omnivores.
(3) Herbivores have sharp and broad front teeth called
     (a) canines.              (b) molars.                    (c) incisors.
(4) Cows and sheep
     (a) gnaw their food   (b) chew the cud.          (c) swallow their food.
(5) Sharp, pointed and curved front teeth of tigers are called
     (a) molars                 (b) premolars                (c) canines        (d) incisors

5. Complete the following food chain.





6. Unscramble the following words.
(1) HECNIWG      (2) WAGNING         (3) SANINEC        (4) LOWALSW

Science worksheet chapter4

Science Chapter 4

A. State whether the following statements are true or false.
1. Birds have a beak with teeth and two holes called nares.
2. All birds eat the same kind of food.
3. Birds have four toes on each of the two feet.
4. The webbed feet of duck and geese help them to swim and glide in water.
5. Birds like hoopoe and woodpecker have long and pointed beaks.

B. Name bird/s for each of the following:
1. Birds that can fly very high.
2. Birds that make cup-shaped nests.
3. Birds that make burrow nests.
4. Birds that can fly only a short distance.
5. Birds of prey.
6. Birds that cannot fly at all besides penguin.
7. A bird that does not build its nest and lay its eggs in a crow's nest.
8. A bird that has talons.

C. Answer the following questions:
1.   How does the body structure of a bird help it to fly?
2.   What kind of a beak do swallows have? How does it help them to capture their food?
3.   What is the function of the claws of a bird?
4.   Name the three types of feathers.
5.   How do birds fly?
6.   What kind of a nest does the tailor bird make? How does it build it?
7.   What happens during hatching?
8.   What kinds of feet do cranes and herons have?
9.   Why do birds swalllow their food?
10. Why are vultures, eagles, hawks and owls called birds of prey?
11. What is camouflage?
12. What is the use of feathers in birds?
13. Why can't birds like penguins fly?

D. Match the following:
         Column A                           Column B          
1. Peacock                               (a) Webbed feet
2. Woodpecker                         (b) Scrape nest
3. Duck                                     (c) Perching bird
4. Penguin                                (d) Strong and chisel-shaped beak
5. Hoopoe                                 (e) Long curved toes
6. Mynah                                   (f)  Strong, short and hard beak

E. Fill in the blanks:
1.   Birds like heron and _______________________ have long, pointed beaks to spear
      _________________.
2.   Birds have strong muscles called the _________________ muscles.
3.   _______________ are the modified forelimbs.
4.   Birds of prey have strong and sharp claws called ____________________.
5.   The ___________________ feathers are used in flapping and the tail feathers help
      changing the ____________________ during the ____________________.
6.   Beaks of parrots help them to ____________________ seeds, _______________ and
      ____________________.
7.   The ____________________ bird weaves a very beautiful and strong nest with twigs,
      straw and grass.
8.   ________________ and __________________ can fly only a short distance.
9.   Beak is also called ________________ or __________________.
10. The baby birds are ________________ and without feathers.
11. ________________ feathers help to keep the bird warm.

F. Tick the correct answer:
1. Which of these feathers are soft and fluffy and help to keep the bird warm?
    (a) Body feathers     (b)  Down feathers      (c) Flight feathers
2. Which of these birds has a beak that helps it to suck nectar from the flower?
    (a) Hummingbird       (b)  Eagle                    (c) Goose
3. Which of these birds has talons?
    (a) Sparrow               (b) Woodpecker         (c) Hawk
4. What help(s) a bird to climb, walk, swim and perch?
    (a) Beak                    (b) Claws                    (c) Feathers
5. Which of these birds makes a cup-shaped nest?
    (a) Tailor bird             (b) Duck                     (c) Hoopoe
6. Which of these birds keep their mouth open while flying?
    (a) Sunbird                (b) Swallow                 (c) Vulture             (d) Hoopoe
7. Quail makes a
    (a) pendant nest        (b) burrow nest          (c) scrape nest      (d) cupped nest
8. Which of these is a wading bird?
    (a) Duck                     (b) Vulture                  (c) Crane              (d) Hen

F. Find out the names of nine more birds in the given grid. The names may read
    forward, backward and across:



G. Define the following:
(1) Burrow nests

H. Complete the following webcharts:
1.

2.








I. Draw a neat labelled diagram of
(1) a bird.
(2) weaver bird's nest.

Science worksheet Chapter1

7. Draw a neat labelled diagram of
(1) Growth in plants.
(2) Natural and Man-made things.

5. Tick the correct answer.
(5) Insects breathe through
     (a) stomata       (b) lungs     (c) tiny holes         (d) gills
(6) Stomata helps plants to
     (a) breathe       (b) reproduce   (c) grow       (d) make their food.

8. Answer in one word or few words.
(1) ______________ things can no more show any of the features of living things.
(2) Both living things and non-living things reproduce. (true/ false)

3. Answer the following:
(9) Why can't non-living things die?

4. Fill in the blanks.
(5) Human beings breathe through ______________.

9. Define:
(1) Life cycle.

3. Answer the following:
(9) Name three animals and three birds that breathe through lungs.
(10) Can you name any one non-living thing that breathes?