CBSE Class 9 Science Worksheet Set S Solved

Read and download free pdf of CBSE Class 9 Science Worksheet Set S Solved. Download printable Science Class 9 Worksheets in pdf format, CBSE Class 9 Science All Chapters Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 9 Assignments and practice them daily to get better marks in tests and exams for Class 9. Free chapter wise worksheets with answers have been designed by Class 9 teachers as per latest examination pattern

All Chapters Science Worksheet for Class 9

Class 9 Science students should refer to the following printable worksheet in Pdf in Class 9. This test paper with questions and solutions for Class 9 Science will be very useful for tests and exams and help you to score better marks

Class 9 Science All Chapters Worksheet Pdf

PHYSICS
 
1. What type of energy transformation take place in electric motor? 
 
2. If an electric iron of 1200 W is used for 30 minutes every day. Find electric energy consumed in 30 days in kilowatt hour.
 
3. Can any object have momentum even if its mechanical energy is zero? Explain. 
 
4. a) When do we say that work is done?
 
b) When will be the work done is negative?
 
CHEMISTRY
 
5. State law of constant proportion 
 
6. Give an example of following molecules of elements:
 
(i) diatomic (ii) triatomic (iii) tetra atomic (iv) polyatomic
 
7. Calculate the formula unit mass of NaCO3 and CaCl2 (At. Mass of Na=23u, C=12u, O=16u, Ca=40u, Cl=35.5u)
 
8. Write the formulae and names of compounds formed by combination of:
 
(i) Fe3+ and SO4 2- ( ii) NH4 + and CO3 2-
 
BIOLOGY
 
9. Name the phylum of animals with pseudocoelome. Give an example for such animals. 
 
10. Explain or define the following terms in a sentence:
 
a) Bilateral symmetry b) Open circulatory system
 
11. Name the subgroup of the kingdom Plantae which is called amphibians of the plant kingdom. Write two characteristic features of this subgroup.
 
12. Distinguish between Angiosperms and Gymnosperms. Give any two distinguishing features on each.
 
VALUE POINTS 
 
PHYSICS
 
1. Electrical energy into mechanical energy. 
 
2. P =1200 W = 1.2 KW ; t = 15 hrs
 
E = P x t = 1.2 x 15 = 18 KWh.
 
3. When mechanical energy = o. KE = PE = 0
 
Since v = 0 : momentum = 0
 
4. a) Work is done by a force on an object if a force acts on the object and the object is displaced from its original position.
 
b) When the force and displacement are in the opposite direction.
 
CHEMISTRY
 
5. Define law 
 
6. (i)O (ii) O3  (iii) P4  (iv)S8 
 
7. (a)83u   (ii) 111u 
 
8. Fe2(SO4)3
 
(NH4)2CO3
 
BIOLOGY
 
9. Nematode (1/2) . Example (1/2) 
 
10. Right and left side of the body has same design(1/2)
 
Blood does not flow through blood vessels (1/2)
 
11. Bryophyta(1)
 
Plant body differentiated into stem like leaf like root like structures No vascular tissue 
 
12. Gymnosperms – seeds are naked , woody ,perennial, ever green Angiosperms – Seeds are enclosed , flowering plant , seeds has cotyledon ,any two each (1/2) x 4



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All Chapters CBSE Class 9 Science Worksheet

The above practice worksheet for All Chapters has been designed as per the current syllabus for Class 9 Science released by CBSE. Students studying in Class 9 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 9 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 9 Science students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 9 Science to develop the Science Class 9 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 9 Science designed by our teachers. After solving these you should also refer to Class 9 Science MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 9 Science which you can use to further make yourself better in Science.

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