Question

1. Name the three types of skeleton that
living organisms have. Give one example of
each.
2. a. Name the two organs protected by rib
cage.
b. Name the movable bone present in skull.
c. What is a tissue?
3. Describe a simple experiment to show
that light travels in a straight line.
4. List three properties of a shadow.
5. In what ways water is so important for
our body?
6. a. Why are magnetic keepers used to
store magnets?
b. Given a bar magnet, describe the method
you will use to magnetize an iron nail.​

Answer 1

Answer:

Heart and lungs are the organs protected by rib cage

Answer 2

ans1) muscles ,bones , cartilage

ans2) a) heart , lungs b ) lower jaw c) a tissue is a group of cells with similar strcuture, organised to carry out specific functions.