CBSE Class 7 Science Worksheet Set J

Download printable Science Class 7 Worksheets in pdf format, CBSE Class 7 Science Worksheet Set J has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 7 Assignments and practice them daily to get better marks in tests and exams for Grade 7. Free chapter wise worksheets with answers have been designed by Standard 7 teachers as per latest examination pattern

SECTION A
 
FILL IN THE BLANKS
 
1 The rearing of silkworms for obtaining silk is called ________________________. 
 
2 Amoeba digests its food in a ___________________________. 
 
3 The saliva breaks down the _________________________ into sugars. 
 
4 Wool is obtained from the _________________________of the sheep or yak. 
 
WRITE TRUE OR FALSE
 
5 Silkworms eat mulberry leaves. (Answer :____________) 
 
6 The mucous protects the lining of the stomach. (Answer :____________) 
 
7 Pancreas is the largest gland in the body. (Answer :____________) 
 
8 Small fluffy fibres on sweaters are called burrs. (Answer :__________) 
 
MULTIPLE CHOICE QUESTIONS
 
9 Which of the following does not yield wool? Answer : --------- 
 
(a) Yak          (b) camel                   (c) goat              (d) woolly dog
 
10 Silk fibres are made of a
 
(a) Fat          (b) carbohydrate         (c) protein           (d) mineral
 
Answer : ---------- 
 
11 Water from the undigested food is absorbed mainly in
 
(a) Food pipe            (b) stomach        (c) small intestine             (d) large intestine
 
Answer : --------- 
 
12 Humans cannot digest
 
(a) Protein               (b) cellulose         (c) fats                            (d) starch
 
Answer:----------: 
 
SECTION B
 
ANSWER IN ONE WORD OR ONE SENTENCE
 
1 Name the two types of fibres seen in the hairy skin of sheep.
 
2 Where is bile juice stored? Which component of the food does it digest?
 
3 Name the bacterium which causes fatal blood disease called Sorter’s disease.
 
4 What is assimilation?
 
ANSWER THE FOLLOWING IN TWO SENTENCES
 
5 What are villi? Give its function

6 Differentiate between shearing and scouring.

 

 

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