Fibre to Fabric Class 6 Quiz Question with Answer
Fibre to Fabric Class 6 Quiz Question with Answer. CBSE Class 6 Science Lesson 3 Mock Test.
(1) Which of the following statement are false about fiber?
(a) yarn is made up of fiber
(b) jute fiber is obtained from the stem of jute plant.
(c) Silk fiber is obtained from animal
(d) polymer is a natural fiber
Answer:- d) polymer is a natural fiber
Yarn, jute and silk are natural fibers but polymer is a synthetic fiber and not a natural fiber.
(2) Which part of the jute plant is used to make fabric?
(a) Root
(b) Shoot
(c) Stem
(d) flower
Answer:- c) stem
Jute fiber is obtained from stem of the jute plant, which is used to make fabric. Other parts are not useful for the formation of the jute.
(3) Which of the following is an example of plant fibers?
(a) silk
(b) rayon
(c) cotton
(d) wool
Answer:- c) cotton
Cotton is plant fiber, it is obtained from flower of the gossypium plant (cotton plant)
Rayon is an artificial fiber, whereas silk and wool are obtained from an animal.
(4) Which of the following is an example of naturally occurring fiber?
(a) cotton
(b) Rayon
(c) Nylon
(d) polyester
Answer:- a) cotton
Because cotton is obtained from plant hence it is natural fiber whereas other options rayon , nylon and polyester are made artificially .
(5) Which of the following is called animal fiber?
(a) jute
(b) wool
(c) silk
(d) cotton
- 1 and 2
- 2 and 3
- 3 and4
- 1 and 4
Answer:- b) 2 and 3
Wool and silk
Because wool is obtained from fleece of sheep or goat and silk is obtained from the cocoon of silkworm, but jute and cotton are obtained from the plants, hence these are not animal fiber.
(6) Which process is used to make yarn?
(a) ginning
(b) pressing
(c) spinning
(d) weaving
Answer:- c) spinning
Spinning bring the fibers together to from yarn, and thus it is used to make the yarn. While the other processes are not used in the process of making yarn.
(7) Silk fiber is obtained from?
(a) sheep
(b) cocoon
(c) jute
(d) Cotton balls
Answer:-b) cocoon
Silk is obtained from the cocoon of the silkworm while the other cotton and jute are plant fiber and wool fiber is obtained from the sheep.
(8) Where from the natural wool fibers are obtained?
(a) Silkworms
(b) Cotton tree
(c) Cocoon
(d) None of the above
Answer :-d) none of the above
Natural wool fiber is obtained from hair of sheep, goats, yak and camels,
And not from the silkworms, cocoon and cotton, hence the right option is d) none of the above.
(9) Which of the following fiber is obtained with the help of chemical substances?
(a) Natural fibers
(b) Synthetic fibers
(c) Plant fibers
(d) Animal’s fibers.
Answer :-b) synthetic fibers
Animal fibers, plant fibers these both are natural fibers which does not need the chemical substances for the formation but the synthetic fibers need chemicals for the creation of fiber.
(10) Which of the following is not natural fabric?
(a) wool
(b) cotton
(c) both and b
(d) Nylon
Answer:- d) Nylon
It does not obtained from plant and animals, it is made up of chemical substance hence it is a synthetic one while the wool and cotton are obtained from animal and plant simultaneously.
(11) Which kind of soil is most suitable for the growth of cotton plant?
(a) brown soil
(b) black soil
(c) sandy soil
(d) None of above
Answer:- b) black soil
Black soil contain organic matter, hence it is most suitable for the growth of cotton. Brown and sandy soil does not contain that amount of the organic matter in it, hence these are not mostly used for cotton.
(12) In which season jute plant is cultivated?
(a) winter
(b) summer
(c) rainy season
(d) all of the above
Answer :- c) Rainy season
Wet climate and temperature more than 25° are favorable for successful cultivation of the jute plants hence these are cultivated in the rainy season.
(13) Which of the following process is done on looms?
(a) knitting
(b) weaving
(c) ginning
(d) spinning
Answer :- b) weaving
Weaving is the process which is done on looms machine in which two set of yarns are combined together to make a fabric.
(14) Which animal given below gives us wool?
(a) sheep
(b) cow
(c) dog
(d) lion
Answer:- a) sheep
Wool is obtained by extracting the fleece of sheep and hairy animal’s sheep, goat, yak and camel. And another given options are not useful for the extraction of the wool
(15) silk is drawn from
(a) cocoon of silkworm
(b) cocoon of butterfly
(c) cocoon of work
(d) None of the above
Answer:- a) cocoon of silkworm
Silkworm in a larvae stage secretes protein and forms cocoon of it. These cocoons are further goes from many processes and then the thin silk fiber is obtained from it.
(16) Takli or charkha device is used for which of the following process?
(a) weaving
(b) spinning
(c) a and b
(d) none of the above
Answer:- b) spinning
Spinning is done with the help of charka device or takli also known as hand spindle.
Weaving is done on looms or handlooms.
(17) Which is the best time to cut jute plants?
(a) flowering stage
(b) fruiting stage
(c) before flowering
(d) any time
Answer: – a) flowering stage
Jute plants are generally cut on the flowering stage, and not on any other time given above.