MCQ on Class 7 Science Chapter 3 Fibre to Fabric with Answers

Here you will find NCERT MCQ Questions for Class 7 science with Answers PDF Free Download based on the important concepts and topics given in the textbook as per CBSE new exam pattern. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Class 7 science. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

Q1. Silk worms are made of:

(a) protein
(b) vitamins
(c) minerals
(d) all of these

Answer: (a) protein

Q2. Silk industry began in:

(a) China
(b) India
(c) Japan
(d) Korea

Answer: (a) China

Q3. A Which of the following deals with the rearing of silk worm?

(a) Silviculture
(b) Sericulture
(c) Apiculture
(d) Horticulture

Answer: (b) Sericulture

Q5. Which of the following is not a wool-yielding animal?

(a) Goat
(b) Yak
(c) Sheep
(d) None of these

Answer: (d) None of these

Q6. Selective breeding is a process of

(a) selecting the offspring with desired properties.
(b) selecting the parents with desired properties.
(c) selecting an area for breeding.
(d) selecting fine hair for good quality wool.

Answer: (b) selecting the parents with desired properties.

Q7. They eat day and night and increase enormously in size are named as:

(a) caterpillars
(b) honey bee
(c) butterfly
(d) none of these

Answer: (a) caterpillars

Q8. Angora goats are found in

(a) Delhi and U.P
(b) Jammu and Kashmir
(c) Punjab and Goa
(d) Arunachal Pradesh and Karnataka

Answer: (b) Jammu and Kashmir

Q9. Yak wool is common in

(a) india
(b) america
(c) tibet
(d) china

Answer: (c) tibet

Q10. The general process that takes place at a sheep shearing shed is:

(a) removal of fleece.
(b) separating hair of different textures.
(c) washing of sheep fibre to remove grease.
(d) rolling of sheep fibre into yam.

Answer: (a) removal of fleece.

Q11. Woollen fibres are obtained from which of the following things?

(a) Wool worms.
(b) Carbon compounds.
(c) Fleece of sheep.
(d) Cotton plants.

Answer: (c) Fleece of sheep.

Q12. Fibre is obtained from

(a) animals Silk is obtained from
(b) plants
(c) both(a) and (b)
(d) none of these

Answer: (c) both(a) and (b)

Q13. Which one of the following is not a breed of sheep?

(a) Murrah
(b) Marwari
(c) Lohi
(d) Nali

Answer: (a) Murrah

Q14. The process of taking out threads from the cocoon for use as silk is called:

(a) reeling the silk
(b) reeling silk worms
(c) both of them
(d) none of these

Answer: (a) reeling the silk

Q15. Scientific name of mulberry silk moth is

(a) Bombyx biti
(b) Bombyx lurra
(c) Bombyx mori
(d) Bombyx silki

Answer: (c) Bombyx mori

Q16. Silk is obtained from

(a) Llama
(b) yak
(c) sheep
(d) cocoon

Answer: (d) cocoon

Q17. What is the scientific name of mulberry tree?

(a) Magnifera indica
(b) Morus alba
(c) Desmodium girence
(d) None of these

Answer: (b) Morus alba

Q18. For obtaining silk, mothe are reared and their cocoons are collected to get:

(a) silk threads
(b) silkworms
(c) both silk threads and silk worms
(d) none of these

Answer: (a) silk threads

Q19. Which of the following materials is/are used for clothing in ancient times?

(a) Animal skins
(b) Leaves
(c) Vines
(d) All of these

Answer: (d) All of these

Q20. Which one of the following is a wool-yielding animal?

(a) Sheep
(b) Angora goat
(c) Camel
(d) All of these