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Showing posts with label free science class VIth paper from Fibre to Fabric. Show all posts
Showing posts with label free science class VIth paper from Fibre to Fabric. Show all posts

Monday, June 13, 2011

CBSE or NCERT Science Class 6th Test Paper -1 From Chapter 3 - Fibre To Fabric

M.M: 35 marks                                                                                                          Dated: 31/05/2011
Time: 1 hour  

Q 1: Write True or False plus also write the correct answer in case of false ones (1 mark each x 10 = 10 marks)

i. Cotton fibres have a smooth surface - _____________

ii. Jute fibres are weak in strength - _______________

iii. Jute is obtained from its flower - ________

iv. Coconut fibres are very rough and tough - __________

v. Cotton crops are grown in brown soil - ____________

vi. Nylon and plastic fibres are smooth - ___________

vii. Cotton crops need cold climate - ____________

viii. Yarn is made from fabrics - ______________

ix. Polyester is a natural fibre - ___________

x. Silk fibre is obtained from stem of a plant - __________

Q 2: Fill in the blanks                                                                                    (1 mark each x 10 = 10 marks)

i. Yarn is made of _______________

ii. The fruits of the cotton plant are called __________ _________

iii. The separation of cotton fibres from the seeds by combing is called ___________

iv. In India, jute is mainly grown in _____________ and ___________ (more than one word may come).

v. The process of making yarn from fibres is called ____________

vi. Depending on the type of sources from which the fibres are obtained, they can be classified into two types: _______ or __________

vii. Fabric from yarns is made by ___________ and ___________

viii. Plant fibres are obtained from ____________ and ____________

ix. Animal fibres are ___________ and _________

x. Linen is made from the fibres of ___________ plant.

Q 3: Name two items that are made from coconut fibres.                                                                (1 mark) 

Q 4: In which season is jute cultivated in India?                                                                               (1 mark)

Q 5: Why do we wear clothes? Give two reasons.                                                                         (2 marks)

Q 6: Why is it necessary to make yarn from fabrics for making clothes?                                          (1 mark)

Q 7: What is one difference between wearing and knitting?                                                             (1 mark)

Q 8: What is a loom? How many types of looms are there? Explain.                                               (3 marks)

Q 9: Which three devices are used to make yarn from fibres?                                                         (1 mark)

Q 10: How can you show that knitted fabrics are made of single yarn running throughout the fabric? (1 mark)

Q 11: Name two materials which were used by the people in ancient times to cover themselves.     (2 marks)

Q 12: Name two types of clothing which are still used in unstitched form in our country.                 (2 marks)