Important Questions for Class 9 Science with Answers

Important Questions for Class 9 Science

The class 9 Science is the foundation for higher classes as the student appears for the first board examination in class 10. It introduces students to some core concepts, and they should have a thorough understanding of the basics. By solving important questions in class 9 Science, students will understand how to answer the question flawlessly by using diagrams, graphs, and using formulae wherever they are required.  

Important questions in class 9 Science include MCQs, very short answer type questions, long answer type questions, assertion reason-based questions and case study-based questions. Hence to better understand the concept, students may refer to important questions in class 9 Science and previous years’ question papers.

By referring to Extramarks’ important questions in class 9 Science students will get an idea of what type of questions would be asked in the examination. By practising them, students will understand the concept in-depth in physics, chemistry and biology. So, the foundation is set in class 9 so that it is easier for students to move on to difficult topics in Class 10.

NCERT books are considered the best source as they are framed by the experts after a lot of study on the topics and are drafted as per the CBSE syllabus. In addition to these books, students may refer to chapter notes, revision notes and various other study materials provided by Extramarks.

Get Access to Class 9 Science Important Questions with Answers 2022 – 2023

Also, get access to CBSE Class 9 Science Important Questions for other chapters too:

What Topics Are Covered In Science Important Question Class 9

The key topics covered under important questions in class 9 Science include the following.

• Matter in our surrounding

This chapter discusses the concept of matter as well as the various states of matter and how they are manifested in everyday life. 

• Is matter around us pure?

Under this chapter, students will learn that everything around us is made up of matter. We will learn whether the matter around us is pure or not. What all techniques can be used to get a pure substance.

• Atoms and molecules.

This chapter explains the difference between atoms and molecules, elements and compounds, ions, and laws of chemical combination.

• Structure of the atom

In this chapter, we shall find out what makes the atom of one element different from the atom of another element. Are atoms really indivisible?

• The fundamental unit of life

The structure and function of cell organelles, osmosis, diffusion, and plasmolysis are discussed under this topic. 

• Tissue

This chapter gives information on the function of the Xylem, phloem and complex permanent tissues, protective animal tissue, and connective tissues.

• Diversity in Living Organisms.

This is an important chapter from an exam point of view. The study of diversity in living organisms is required for all the plant and animal kingdom chapters.

• Motion

In this chapter, students will learn that force is what keeps the movement of an object, or the object will remain still. Students will learn about average speed and average velocity, distance and displacement, and uniform circular motion.

• Force and laws of motion

Students will learn about

• The first law of motion
• Momentum
• Third law of motion

• Gravitation

Under this chapter, students will learn about the universal law of gravitation, acceleration, free fall, mass, weight, thrust and pressure, Archimedes principle and relative density.

• Work and energy

This chapter helps us to understand and interpret a number of natural phenomena. Students learn the concepts of work, energy and power, and they are closely related.

• The scientific concept of work
• Definition of energy and its unit.
• Power and its unit.
• Kinetic energy 

• Sound

Students will learn how sound is produced and how it is transmitted through a medium. They will learn about the human ear, characteristics of sound, echo, frequency, time period, and velocity of sound.

• Why do we fall ill?

This chapter talks about health and its failure, infectious and non-infectious diseases. Diseases caused by microbes and their prevention.

• Natural resources

This chapter discusses biogeochemical cycles- oxygen, carbon and nitrogen, air, water and soil pollution.

• Improvement in food resources

Students learn about abiotic and biotic factors that affect crop production.

 Important Questions for Class 9 Science – Weightage

In addition to answering the 9th class Science important question, it is also vital to understand the mark weightage that each chapter or topic holds. Below is the breakdown of the chapter and the weightage. The table shows the details of the points assigned to each unit. Based on this breakdown of the points, the CBSE Class 9 question paper will be framed. This helps the students to plan their studies in advance.

The following table shows the marks weightage for Class 9 Science Term 1.                            

 The following table shows the marks weightage for Class 9 Science Term 2.

Important Questions for Class 9 Science- Chapter-Wise Questions 

Important questions are a vital part of a student’s study plan. They help them understand which topic to concentrate on and how they can get better marks during their examination. In addition, these questions help students revise the chapter. Students may click on the links given below to check the chapter wise important questions in class 9 Science. 

Chapter 1. Matter in our surrounding 

Chapter 2. Is matter around us pure 

Chapter 3. Atoms and molecules 

Chapter 4. Structure of the atom 

Chapter 5. The fundamental unit of life 

Chapter 6. Tissue 

Chapter 7. Diversity in Living Organisms. 

Chapter 8. Motion 

Chapter 9. Force and laws of motion 

Chapter 10. Gravitation 

Chapter 11. Work and energy 

Chapter 12. Sound 

Chapter 13. Why do we fall ill? 

Chapter 14. Natural resources 

Chapter 15. Improvement in food resources

Practising the important questions in class 9 Science prepares the student well with each topic. Students may practice chapter-wise to get a clear picture of their understanding of the chapter. If the students practise important questions according to the weightage of marks, that will help them to score well in exams.

In addition to important questions in class 9 Science, students may also access various study materials by clicking on the respective links below.

Important questions class 9 Science

CBSE revision notes for Science

CBSE sample papers for Science

CBSE previous year question papers for Science

CBSE extra questions for Science

Benefits Of Solving Important Questions for Class 9 Science: 

Some of the vital benefits of referring to Extramarks important questions in class 9 Science include:

• After referring to these important questions in class 9 Science, the student will be more familiar with the kind of question that is asked in the final examinations.
• It develops skills for various questions that are generally missed by students.
• Solving important questions in class 9 Science will uplift the confidence of students.
• Science is a subject where the answers cannot be learnt by heart; students must understand the concept to answer the questions. So, solving important questions in class 9 Science will help students to grasp the concept.
• Solving sample papers will help students to assess the time they can take in exams.
• Students will be able to revise everything and cover the entire syllabus.
• By practising the important questions class 9 Science students can understand their strengths and weaknesses in the topic.

Students may refer to the Extramarks important questions in class 9 Science as they see fit. While some students benefit from using it to understand whether they have successfully studied the chapter, others use them to revise for their examinations.