CBSE Class 7 Science Worksheet Set H Solved

Download printable Science Class 7 Worksheets in pdf format, CBSE Class 7 Science Worksheet Set H Solved 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. ______________ is the largest gland in the human body. 
 
2. Silkworms secrete fibre made of _______________. 
 
3. ______________ and ____________ camels found in South America also yield wool.
 
4. The function of ___________________ is to absorb water and some salts from the undigested food material. 
 
5. The stomach releases mucus, __________________ and digestive juices which act on food.
 
6. In the process of obtaining wool from fleece, _____________ is done after scouring. 
 
MULTIPLE CHOICE QUESTIONS
 
7. Selective breeding is a process of
 
(a) selecting the off-springs 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:______
 
8. The piercing and tearing teeth are called canines and they are ____ in number in the humans.
 
(a) four        (b) six          (c) eight          (d) two
 
9. The rearing of silkworms for obtaining silk is called
 
(a) vermiculture      (b) silk      (c) sericulture      (d) silviculture
 
Answer:______
 
10. The enzymes present in the saliva convert
 
(a) fats into fatty acids and glycerol.
 
(b) starch into simple sugars.
 
(c) proteins into amino acids.
 
(d) complex sugars into simple sugars.
 
Answer:______
 
11. The under fur of Kashmiri goat is soft and is woven into fine shawls called
 
(a) Kashmiri shawls         (b) Lohri shawls
  
(c) Pashmina shawls        (d) Pahari shawls Answer:______
 
12. The false feet of Amoeba are used for
 
(a) movement only.                           (b) capture of food only.
 
(c) capture of food and movement.     (d) exchange of gases only.
 
Answer: ____
 
SECTION B
 
ANSWER IN ONE WORD OR ONE SENTENCE
 
1. Shearing does not hurt the sheep, why?
 
2. Name the parts of the alimentary canal
 
(i) which is the widest part of this system?
 
(ii) where digested food gets absorbed?
 
3. Name an occupational hazard associated with the wool processing industry and the bacterium which causes it.
 
4. What is the simpler form of protein called? 

 

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