Form and movement in animals Worksheet-4

Form and movement in animals Worksheet-4

Fill in the blanks:

1. The most inner region of the human skeleton has the __________ and is the storage place for minerals.
2. The _______ system along with the muscular system helps in movement.
3. _______ is a function unique to animals.
4. Animals need to move in search of food, water, and shelter, and also to escape from ________.
5. Animals that do not have a backbone are called _________.
6. Human beings, birds, fish, and snakes have backbone, so they are called __________.
7. An earthworm's body is made up of several parts called __________.
8. Doctors take an ________  photograph of the injured part to find out if there is any fracture in the bones.
9. Snail has a muscular foot that produces a slimy substance called ___________.
10. ___________ enables the snail to crawl on a variety of surfaces.
11. Snail is a/an ____________.
12. Cockroaches have a pair of _________ that help them smell things.
13. The_________ of a snail produces mucous.
14. A cockroach moves ________ legs at a time while walking.
15. All vertebrates have an elastic substance called ________.

Answer Key:

1. bone marrow
2. skeletal
3. movement
4. predators
5. invertebrate/ invertebrates
6. vertebrate/ vertebrates
7. segment/ segments
8. X-ray
9. Mucous
10. sticky mucous/ stickymucous
11. invertebrate
12. antennae
13. foot
14. three/ 3
15. cartilage