Reproduction in Animals — Science STD 8 — Question

Name two metals which are used to make jewellery.

In which book, different species are classified into different threat categories?

Give the difference between unicellular and multicellular organisms.

Name one fuel which burns without producing a flame.

Name an organism which has no definite shape, and it keeps on changing its shape.

Paheli remembers that a magnet attracts a piece of iron towards it. Is attraction also a pull? What about repulsion between similar poles of two magnets? Is it a pull or a push ?

Give two examples of Kharif crop

Explain why, fire caused by electricity should not be extinguished by pouring water.

Name all eight phases of the Moon in order.

How earthing helps to protect buildings?