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Important Questions for Class 10 Science Chapter 5 Life Processes - PDF Download

JEE Mains & Advanced

Class 10 examination is the most important and significant exam in a student’s life. The marks secured in Class 10th Board exams are an essential attribute that decides students' future study course. It is during this year in school that a student chooses their career. Science is one of the most important subjects of the Class 10 CBSE exam. In this subject, you can learn about various activities that occur in our surroundings. It also teaches you about human beings, plants and animals. Science might be pretty tough for the students to understand. A brief understanding of the chapters and important questions and answers can help you get a complete knowledge of the subject. eSaral brings you the Important Questions for Class 10 Science Chapter 5, which are compressed in a PDF format. You can refer to these questions during the preparation of exams. eSaral is a platform that provides free CBSE Solutions (NCERT) and other study materials for students. 

The Class 10 Science Ch 5 Important Questions PDF is the best guide for the students. The questions will help you have a good grip over chapter 5. Chapter 5 Science Class 10 Important Questions are designed solely for providing the students with a proper understanding of the chapter. With these questions’ correct practice, you can achieve your goal and score better and increase your overall percentage. Chapter 5 is based on the life processes inside the human body and the plant body. 

Important Topics & Sub-topics of  Life Processes Class 10 Science

Certainly! Let's delve into more detail for each of the life processes topics and sub-topics in Class 10 Science:

1. Nutrition:  

   -   Types of Nutrition:  

     - Autotrophic Nutrition: Photosynthesis

     - Heterotrophic Nutrition: Holozoic, Saprophytic, and Parasitic

   -   Photosynthesis:  

     - Process and Factors affecting

     - Chemical equation

     - Importance in the ecosystem

   -   Modes of Nutrition:  

     - Holozoic Nutrition: Ingestion, Digestion, Absorption, Assimilation, and Egestion

     - Saprophytic Nutrition: Decomposers

     - Parasitic Nutrition: Host-parasite relationship

2. Respiration:  

   -   Aerobic Respiration:  

     - Process and Chemical equation

     - Cellular respiration

   -   Anaerobic Respiration:  

     - Fermentation

     - Lactic acid and Alcohol fermentation

   -   Respiratory System in Humans:  

     - Organs involved

     - Mechanism of Breathing

     - Exchange of Gases in Lungs

3. Transportation:  

   -   Circulatory System in Humans:  

     - Heart structure and function

     - Blood vessels: Arteries, Veins, and Capillaries

     - Blood components and functions

   -   Blood Circulation:  

     - Systemic and Pulmonary circulation

     - Double circulation

4. Excretion:  

   -   Excretory System in Humans:  

     - Kidneys, Ureters, Bladder, Urethra

     - Nephron structure and function

   -   Urine Formation:  

     - Filtration, Reabsorption, and Secretion

     - Regulation of kidney function

   -   Disorders of Excretory System:  

     - Kidney stones, UTIs, etc.

5. Metabolism:  

   -   Enzymes and Digestive System:  

     - Enzyme action and specificity

     - Digestive glands and their functions

   -   Metabolic Reactions:  

     - Catabolism and Anabolism

     - ATP synthesis

These detailed sub-topics provide a comprehensive understanding of the life processes studied in Class 10 Science.

Class 10 Science Chapter 5 Life Processes Weightage

The weightage of topics within Chapter 5 (Life Processes) of Class 10 Science can vary based on the specific curriculum or examination board. However, a general distribution of weightage might look like this:

1.  Nutrition: 

   - Modes of nutrition (autotrophic and heterotrophic): Medium to high weightage.

   - Nutrition in plants and animals: High weightage.

   - Process of photosynthesis: High weightage.

   - Nutrition in amoeba: Medium weightage.

2.  Respiration: 

   - Breathing and respiration: Medium to high weightage.

   - Respiratory system in humans: High weightage.

   - Aerobic and anaerobic respiration: Medium to high weightage.

3.  Transportation: 

   - Circulatory system in humans: High weightage.

   - Blood vessels and heart: High weightage.

   - Composition of blood: Medium weightage.

4.  Excretion: 

   - Excretory system in humans: Medium to high weightage.

   - Function of kidneys and formation of urine: High weightage.

5.  Control and Coordination (Partially covered in Chapter 5): 

   - Control and coordination in plants: Low to medium weightage.

   - Control and coordination in animals: Low to medium weightage.

6.  Different Life Processes: 

   - Growth and development: Medium weightage.

   - Reproduction: Low to medium weightage.

   - Metabolism: Medium weightage.

7.  Life Processes in Plants: 

   - Plant nutrition and transport: Medium to high weightage.

8.  Respiration in Plants: 

   - Exchange of gases in plants: Medium weightage.

9.  Excretion in Plants: 

   - Modes of excretion in plants: Low to medium weightage.

Keep in mind that the weightage may vary, and it's essential to refer to the specific curriculum or examination pattern followed by your educational board for the most accurate information.

Tips to Solve Class 10 Science Chapter 5 Life Processes

Certainly! Here are some tips to help you solve Class 10 Science Chapter 5 on Life Processes:

  • Ensure a solid understanding of the fundamental concepts like nutrition, respiration, and excretion. Clarify any doubts you may have on these topics.

  • Practice drawing diagrams related to different life processes. Label important parts to reinforce your understanding and make it easier to recall during exams.

  • Create mnemonics or acronyms to remember sequences or lists. This can be especially helpful for remembering steps in processes or the names of specific components.

  • Create flowcharts to represent different life processes. This can help you visualize the sequence of events and understand how each step is connected.

  • Life Processes often involve questions based on diagrams. Practice solving these types of questions to improve your visual interpretation skills.

  • Familiarize yourself with the exam pattern by solving previous years' question papers. This will give you an idea of the types of questions asked and help you manage your time during the actual exam.

  • Make a study schedule and allocate time for regular revisions. This will reinforce your learning and help you remember the information more effectively.

  • Collaborate with classmates for group study sessions. Explaining concepts to each other can deepen your understanding and help fill gaps in your knowledge.

  • Create flashcards with key concepts, terms, and definitions. This is a quick and effective way to review information and test your knowledge.

Benefits of Solving Class 10 Science Chapter 5 Important Questions with Answers 

Following are some points that explain the benefits of these important questions.

  • The Class 10 Science Chapter 5 Important Questions will provide the students with a brief comprehension of the chapter and clear all sorts of doubts.

  • The Class 10 Science Ch 5 Important Questions are designed by experts, after thorough research. These questions have the highest probability of coming in your board exams.

  • The questions come with proper answers and cover all the topics given in the chapter.

  • These questions of chp 5 are prepared to keep in mind the latest guidelines of CBSE Board.

Frequently Asked Questions

Question 1:How many chapters are there in CBSE Class 10 science book?

Ans: There are a total of 7 units in CBSE Class 10 science solutions book. Mentioned below is the list of units: 

Unit 1: Chemical Substances - Nature and Behaviour

Chemical reactions

Acids, bases and salts

Metals and non-metals

Carbon and compounds

Periodic classification of elements

Unit 2: World of Living

Life processes

Control and coordination in animals and plants

How do organisms reproduce

Control and coordination in animals

Reproduction

Heredity and evolution

Unit 3: Natural Phenomenon

Light

Refraction of light 

Reflection of light

The functioning of the human eye

Unit 4: Effects of Current

Effects of current

Magnetic effects of current

Unit 5: Natural Resources

Sources of Energy

Our environment

management of natural resources

Unit 6: How things work

Unit 7: Moving Things, People and Idea 

Question 2: What are the important topics in life processes according to Chapter 5 of Class 10 Science

Ans: Chapter 5 of Class 10 Science will help students to understand the different life processes. In this chapter, you will study the type of nutrition in different organisms. You will also clear your photosynthesis in detail. You can even study the process of digestion in human beings in detail and will learn about the different organs of the digestive system and how different organs help in the digestion of food. The process of excretion and how waste products are excreted out of the body is also a part of life processes explain in this chapter.

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