NCERT Solutions for class 10 Science chapter 6: Life Processes

NCERT Solutions for class 10 science chapter 6 Life Processes are provided in this article. Some of the important topics in Life process chapter include:

Expected no of questions: 3 to 4 questions of around 6 marks

Download PDF: NCERT Solutions for Class 10 Science Chapter 6 pdf

NCERT Solutions for Class 10 Science Chapter 6

NCERT Solutions for Class 10 Science Chapter 6 Life Process is given below.

Class 10 Science Chapter 6 Life Process – Important Topics

Life processes are referred to as series of actions which together perform the function of maintenance of life. Life process includes:

Nutrition: The process by which living organisms acquire food for nourishment and their sustenance is called Nutrition. These are divided into Autotrophic and Heterotrophic nutrition.
Respiration: Respiration can be defined as the process through which an exchange of gases takes place in the body of an organism. It helps in the burning of food so that energy can be released.
Transportation: The transportation process in human beings is done through the circulatory system. It mainly consists of blood, blood vessels, and the heart. It is mainly responsible for the transportation of oxygen to all parts and the removal of carbon dioxide.
Excretion: The process of removal of waste products and other substances which are not useful for the human body is termed Excretion.

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CBSE X Related Questions

1.
Identify the correct statement for spirogyra, leishmania and hydra
- they reproduce sexually.
- they are unicellular.
- they are multicellular.
- they reproduce asexually.
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2.
On reaction with dilute HCl, which of the following pair of metals will evolve hydrogen gas?
- Copper and zinc
- Copper and iron
- Silver and magnesium
- Magnesium and aluminium
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3.
Sex is determined by different factors in various species. However, in human beings, it is determined genetically. Which amongst the following option(s) is/are correct for human beings ?
Gamete carrying X chromosome from female parent.
Gamete carrying X chromosome from male parent.
Gamete carrying Y chromosome from male parent.
- (ii) and (iii)
- (i) only
- (i) and (iii)
- (iii) only
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4.
Assertion (A): Ozone at higher levels of atmosphere is a product of UV radiation acting on oxygen molecule.
Reason (R): The higher energy of UV splits apart some molecular \( O_2 \).
- Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
- Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
- Assertion (A) is true, but Reason (R) is false.
- Assertion (A) is false, but Reason (R) is true.
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5.
Which structure in a leaf is mainly responsible for gaseous exchange?
- Xylem
- Stomata
- Phloem
- Cuticle
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6.
The reasons for excessive generation of wastes are:
(i) Use and throw policy.
(ii) Increased availability of packaged food.
(iii) Increased construction wastes.
(iv) Non-sorting of dry and wet wastes
- (i), (iii) and (iv)
- (i), (ii) and (iii)
- (i), (ii), (iii) and (iv)
- (ii), (iii) and (iv)
View Solution