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NCERT Solutions for Class 10 Science, Chapter 6 - Life Processes

In this chapter, you’ll study Life Processes. Do you know that the human body works
even if you aren’t working or simply sleeping? How? Is there any maintenance function
that keeps on working in our body all the time? What makes a living being alive? The
answer is – life processes!

Life processes are the fundamental essential activities performed by living beings.
There are six life processes that demonstrate the presence of life in a living organism
such as respiration, transportation, nutrition, excretion, metabolism and reproduction.
All living organisms perform these six life processes.

A thorough study of NCERT Solutions for Class 10 Science, Chapter 6 is necessary for a clear understanding of various life processes that are essential for the survival of
living organisms.

Let’s take a look at topics and sub-topics of class 10 Science Chapter 6, Life Processes

6.1 What are Life Processes
6.2 Nutrition
6.2.1 Autotrophic Nutrition
6.2.2 Heterotrophic Nutrition
6.2.3 How do organisms obtain their nutrition?
6.2.4 Nutrition in Human Beings
6.3 Respiration
6.4 Transportation
6.4.1 Transportation in Human Beings
6.4.2 Transportation in Plants
6.5 Excretion
6.5.1 Excretion in Human Beings
6.5.2 Excretion in Plants

In Class 10 Science Chapter 6, you will learn -

Section 6.1 - In this section, you’ll acquire knowledge about life processes, why they
are necessary, criteria that are needed to decide whether something is alive or not and
what are the outside sources of energy used by living organisms to survive and repair.

Section 6.2 - In this section, you will study about ‘nutrition’ as a Life Process. You’ll
learn how living things get their food, what autotrophic nutrition is, what actually
happens during the process of photosynthesis and what is meant by heterotrophic

Section 6.3 - In this section, you’ll learn about another life process that is ‘respiration’.
You’ll study the break-down of glucose by various pathways, the role of ATP in our
body, human respiratory system, how is oxygen and carbon dioxide transported in
human beings and more.

Section 6.4 - In this section, you’ll study ‘transportation’ as a life process. You’ll learn
about the various organs involved in transportation in human beings. You’ll also get to
know how platelets maintain our system and how lymph, a fluid helps in transportation
in human beings. You’ll also acquire knowledge about transportation of water, minerals
and food in plants.

Section 6.5 - In this section, you’ll learn about ‘excretion’ as a life process. You’ll study
various organs involved in excretion in human beings such as a pair of kidneys, a pair of
ureters, a urinary bladder and a urethra. You’ll also learn how to describe the structure
and functioning of nephrons.

In this chapter, you are provided with several activities and examples with their
solutions for a clear understanding of Life Processes. To know more about NCERT
Solutions for Class 10 Biology Chapter 6 you should explore the exercises mentioned
in this chapter. You can also download the Life Processes Class 10 Solutions PDF,
solved by our science experts.

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