Question

13.By which process do we separate cotton fibers from cotton seeds?
. Gin
c. Knitting
b. Weaving
24. Which amongst the follow
a. Salt from sea water
b. Sand from salt
a. Spinning
14. In which of the following process fabric can be made from a single
a. Weaving
b. Spinning
c. Knitting
d. None of the above
25. Where is decantation used
a. To separate mixture of
b. To separate soluble su
c. To separate heavier cc
d. To separate immiscibl
15. In which season jute is cultivated?
a. Summer season
b. Rainy season
b. Winter season
d. Autumn season
16. Which of the following is an opaque material?
a. Mirror b. Air
c. Water
d. Palm of
26. Melting of a wax is a
a. Chemical change and
b. Physical change and i
c. Physical change and
d. Chemical change and
17. Which one is not a lustrous material?
a. Aluminium foil
b. Mercury
b. Iron
d. Cardboard
18. Which one of the following is hard?
a. Cotton
b. Sponge
27. Metal rim can be fixed o
a. Metals are elastic
b. Metals expand on he
c. Metals are flexible
c. Mud
d. Wood​

Answer 1

Answer:

13.gin

24. salt from sea water

14.c

17 cardboard

18. cotton