CBSE Class 9 Science Worksheet Set 19 Solved

Find CBSE Class 9 Science Worksheet Set 19 Solved right below. We offer free printable Class 9 Science worksheets in PDF for All Chapters. Built by expert teachers for the 2026-27 session, these practice exercises align with standard CBSE, NCERT, and KVS patterns.

All Chapters Science Practice Worksheet for Class 9

Practice daily with these Class 9 Science chapter-wise worksheets to master All Chapters. Each paper has key questions and answers designed for school tests. Consistent practice of these Class 9 Science questions guarantees better speed and accuracy for the 2026-27 term.

All Chapters Worksheet Download for Class 9 Science

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)O2  (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



Please click on below link to download CBSE Class 9 Science Worksheet Set S Solved

Free study material for Science

All Chapters Practice Sheet & Solutions for Class 9 Science

Revision Worksheet: All Chapters (CBSE)

Students can use the All Chapters practice sheet provided above to prepare for their upcoming school tests. These solved questions and answers follow the latest CBSE syllabus for Class 9 Science. You can easily download the PDF format and solve these questions every day to improve your marks. Our expert teachers have made these from the most important topics that are always asked in your exams to help you get more marks in exams.

NCERT-Aligned Questions and Answers for Class 9 Science

Crafted around the official NCERT book for Class 9 Science, these worksheets help reinforce core concepts. Once finished, students are advised to read our expert NCERT solutions to master standard problem-solving methodologies in Science. Access all study materials online for free.

Extra Practice for Science

To excel in Class 9, students should test their skills using the online Science MCQ test. Additional printable assignments for Class 9 Science are readily accessible on our site. Staying consistent with practice creates deep confidence and boosts scores across CBSE tests.

FAQs

Where can I download the latest PDF for CBSE Class 9 Science Worksheet Set 19 Solved?

You can download the teacher-verified PDF for CBSE Class 9 Science Worksheet Set 19 Solved from StudiesToday.com. These practice sheets for Class 9 Science are designed as per the latest CBSE academic session.

Are these Science Class 9 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 9 Science Worksheet Set 19 Solved includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 9.

Do you provide solved answers for CBSE Class 9 Science Worksheet Set 19 Solved?

Yes, we have provided detailed solutions for CBSE Class 9 Science Worksheet Set 19 Solved to help Class 9 and follow the official CBSE marking scheme.

How does solving CBSE Class 9 Science Worksheet Set 19 Solved help in exam preparation?

Daily practice with these Science worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 9 students get more marks in CBSE exams.

Is there any charge for the Class 9 Science practice test papers?

All our Class 9 Science practice test papers and worksheets are available for free download in mobile-friendly PDF format. You can access CBSE Class 9 Science Worksheet Set 19 Solved without any registration.