Xam Idea Class 10 Science Chapter 6 Solutions: Life Processes

Xam Idea Class 10 Science Solutions Chapter 6 ‘Life Processes’ provides you with the study material that will help you prepare for CBSE Class 10 Science exam. This study material is based on the latest CBSE exam pattern. All the solutions are provided in a summarised and orderly manner. Our Xam Idea Class 10 Science Solutions for Chapter 6 Life Processes cover all topics of the chapter like nutrition in plants, in human beings, respiration, excretion, photosynthesis.

Xam Idea Class 10 Science Solutions for Chapter 6 Life Processes include 31 questions that are divided into 6 exercises. The exercises include very short answer questions, short answer questions, long answer questions, value-based questions as well as HOTS or higher-order thinking skills. These questions mainly discuss the concepts of photosynthesis, respiration, digestive tract, autotrophic nutrition and heterotrophic nutrition.

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Important Topics for Xam Idea Class 10 Science Solutions Chapter 6 Life Processes

Life Processes

When we are just sitting in the class, even if we are just asleep, the maintenance job has to go on. The processes which together perform the maintenance job are called as life processes energy is needed for this maintenance job to prevent damage and break down. Energy comes from outside the body of a living organism.  So there must be a procedure to move wellspring of vitality from outside to the collection of life form which we call food, to within, a procedure called nourishment. When we are doing some activity, we are using up energy. Even if we are not doing something, energy is needed to maintain an order of in our body.

How Living Organisms Get Food?

A few life forms utilize basic food material acquired from inorganic sources as carbon dioxide and water. These creatures, the autotrophs, incorporate green plants and a few microorganisms. Different living beings use complex substances.

These perplexing substances must be separated into more straightforward ones preceding they can be utilized for the upkeep and development of the body. To achieve this, organisms use bio-catalysts called enzymes.  In this way, heterotrophs endurance depends straightforwardly or in a roundabout way on autotrophs.

Autotrophic Nutrition 

Carbon and vitality prerequisites of the autotrophic living being are satisfied by photosynthesis. The material is taken as carbon dioxide and water which is changed over into sugars within the sight of daylight and chlorophyll. Sugars are used for giving vitality to the plant. The process of photosynthesis can be stated as:

6CO2+ 12H2O→ C6H12O6 + 6O2 + 6H2O

Heterotrophic Nutrition

Each organism is adapted to its environment.  The type of sustenance varies relying upon the sort and accessibility of food material just as how it is gotten by the living being. There is a scope of systems by which the food is taken in and utilized by the living being. A few living beings separate the food material outside the body and afterwards ingest it. Some different living beings get nourishment from plants or creatures without slaughtering them. This parasitic nutritive strategy is used.

Nutrition in Humans

At the point when we eat something we like, our mouth ‘waters’. This is really water, yet a liquid called spit emitted by the salivary organs. Another part of the food we ingest is its perplexing nature. In the event that it is to be retained from the nutritious waterway, it must be broken into little atoms. This is finished with the assistance of organic impetuses called compounds. From the mouth, the food is taken to the stomach through the food-funnel or throat. The stomach is a huge organ which extends when food enters it.  The muscular walls of the stomach help in mixing the food thoroughly with more digestive juices.

The small digestive system is the site of the total processing of starches, proteins and fats. It gets the emissions of the liver and pancreas for this reason. The food originating from the stomach is acidic and must be made basic for the pancreatic compounds to act. Bile juice from the liver achieves this notwithstanding following up on fats. Fats are available in the digestive tract as huge globules which makes it hard for compounds to follow up on them. Bile salts separate them into littler globules expanding the productivity of compound activity


In people, the air is taken into the body through the nostrils. The air going through the nostrils is sifted by fine hairs that line the section. The entry is likewise fixed with bodily fluid which helps in this procedure. From here, the air goes through the throat and into the lungs. Rings of cartilage are present in the throat. These ensure that the air-passage does not collapse.  Inside the lungs, the entry isolates into littler and littler cylinders which at long last end in swell-like structures which are called alveoli (solitary alveolus). The alveoli give a surface where the trading of gases can occur. The blood brings carbon dioxide from the remainder of the body for discharge into the alveoli, and the oxygen in the alveolar air is taken up by the blood in the alveolar veins to be moved to all the phones in the body


Heart-Oxygen-rich blood from the lungs goes to the slight walled upper office of the heart on the left, the left chamber. The left chamber loosens up when it is gathering this blood. It at that point contracts, while the following chamber, the left ventricle, unwinds so the blood is moved to it. At the point when the solid left ventricle contracts in its turn, the blood is siphoned out to the body. Deoxygenated blood originates from the body to the upper chamber on the right, the correct chamber, as it unwinds. As the correct chamber gets, the comparing lower chamber, the correct ventricle, enlarges. This exchanges blood to the correct ventricle, which thus siphons it to the lungs for oxygenation. Since ventricles need to siphon blood into different organs, they have thicker strong dividers than the atria do. Valves guarantee that blood doesn’t stream in reverse when the atria or ventricles contract. Courses are the vessels which divert blood from the heart to different organs of the body. Veins gather the blood from various organs and take it back to the heart.

Transportation in Plants 

Plants take in basic mixes, for example, CO2 and photosynthesise vitality put away in their chlorophyll-containing organs, to be specific, leaves.

Transport of Water

In xylem tissue, vessels and tracheids of the roots, stems and leaves are interconnected to frame a constant arrangement of water-directing channels arriving at all pieces of the plant.


The natural procedure engaged with the evacuation of these destructive metabolic squander from the body is called discharge. The excretory arrangement of individuals incorporates a couple of kidneys, a couple of ureters, a urinary bladder and a urethra. Kidneys are situated in the mid-region, one on either side of the spine.

Excretion in Plants

Plants utilize totally various techniques for discharge than those of creatures. Oxygen itself can be thought of as a waste item created during photosynthesis. They can dispose of overabundance water by transpiration. For different squanders, plants utilize the way that a considerable lot of their tissues comprise dead cells, and that they can even lose a few sections, for example, leaves.

Exercise Discussion for Xam Idea Class 10 Science Solutions for Chapter 6 Life Processes

Very Short Answer Type Questions

This section will include 9 questions. It will include questions based on the energy required by an organism, various energy transformations etc. Each question will score you 1 mark

Short Answer Type Questions Part-I

This section will include 7 questions. It will be based on photosynthesis, how does respiration take in leaves. Each question will score you 2 marks.

Short Answer Type Questions Part-II

This section will include 5 questions. It will largely be based on the photosynthesis process and substances contained in the gastric juice. Each question carries 3 marks.

Long Answer Type Questions Part-I

This section will contain 2 questions, each of 5 marks. It’ll be based on the difference between autotrophic nutrition and heterotrophic nutrition and about the glands involved in the digestive system.

Higher-Order Thinking Skills (HOTS)

This section will include 8 questions. It would include a question like if one gas is taken in and one given out, which process is occurring, or if one substance changes to other which further changes to them, what is the substance 1 and 2. These questions might be a little tricky but if you think upon them hard, you’ll be able to crack it.

Value-Based Questions

There will be three questions in it. The questions will be derived from our day to day activities and each child would be asked what value you have learned from it. The answer will vary from child to child.

Benefits of Xam Idea Class 10 Science Solutions Chapter 6 Life Processes

  • Instasolv team is highly professional in the field of science. We will provide you with solutions to all of the questions mentioned in Xam Idea Solutions Class 10 book with clear explanations.
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  • All the solutions are in adherence to the latest CBSE exam pattern for Class 10 and the NCERT textbook syllabus for Science.