Arrange the jumbled words to arrive at the appropriate names of materials and also write two uses of each.

(a) Synthetic fibres are also called artificial or man-made fibres.  (b) Synthetic fibres are synthesized from raw materials called petrochemicals.  (c) Like synthetic fibres, plastic is also a polymer.

(a) Sunlight/light energy, (b) carbondioxide.

(a) sericulture (b) silkworm (c) mulberry (d) reeling

Correct order – (e), (a), (d), (c), (f), (b)

(a) freshwater (b) recharge (c) aquifer (d) snow

Correct sequence – (c), (e), (d), (b), (a).

(a) CHILLI; (b) FRUIT; (c) SOYABEAN; (d) SUGAR; (e) GROUNDNUT

(a) cotton (b) spinning (c) weaving (d) fibres

(a) wind (b) mixture (c) direction (d) cylinders

(ii) Cover the bottom of the pit with sand (i) Put garbage in a pit (iii) Cover the pit loosely with a gunny bag or grass (iv) Add worms