Class 10 Science Chapter 6 MCQ

Class 10 Science Chapter 6 MCQ (Multiple Choice Questions) test series of Life Processes updated for new academic session 2020-21. These questions are important for CBSE Board examination as it contains important questions from CBSE Sample Papers, Questions from Board Papers also.

After going through the chapter 6 of Class 10 Science, students should practice these questions to cross check there level of preparation for exams. More MCQ Questions will be added as per need of the students.

Class 10 Science Chapter 6 MCQ for 2020-21

Contents:MCQ Tests

Class 10 Science Chapter 6 MCQ Test for Revision

The following test of MCQs contains 10 questions for practice. Considering each questions as of 1 mark, attend the test. If you are getting less than 40 percent marks means, you need to go through NCERT Books once again. Doing more than 6 or more questions correctly is satisfactory.


Which of the following statements about the autotrophs is incorrect?

[A]. They synthesise carbohydrates from carbon dioxide and water in the presence of sunlight and chlorophyll.
[B]. They store carbohydrates in the form of starch.
[C]. They convert carbon dioxide and water into carbohydrates in the absence of sunlight.
[D]. They constitute the first trophic level in food chains.

Which of the following statement is or are incorrect?

[A]. All the living organisms need energy to perform various life processes.
[B]. Energy is not required by an organism during sleep.
[C]. Food is a kind of will which provides energy to all living organisms.
[D]. Our body gets longest size in in early morning in the bed.


Which part of alimentary canal receives bile from the liver?

[A]. Stomach
[B]. Small intestine
[C]. Large intestine
[D]. Oesophagus

A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains

[A]. complex proteins.
[B]. simple proteins.
[C]. fats.
[D]. starch.

Consider the following statements and choose the correct one:

[A]. Those animals which eat only plants are called Herbivores.
[B]. Those animals which eat only other animals as food are called Carnivores.
[C]. Those animals which eat both, plants and animals are called Omnivores
[D]. All the above.

The inner lining of stomach is protected by one of the following from hydrochloric acid. Choose the correct one

[A]. Pepsin
[B]. Mucus
[C]. Salivary amylase
[D]. Bile


In which of the following vertebrate group/groups, heart does not pump oxygenated blood to different parts of the body?

[A]. Pisces and amphibians.
[B]. Amphibians and reptiles.
[C]. Amphibians only.
[D]. Pisces only.

Oxygen liberated during photosynthesis comes from

[A]. Water
[B]. Chlorophyll
[C]. Carbon dioxide
[D]. Glucose

Which is the first enzyme to mix with food in the digestive tract?

[A]. Pepsin
[B]. Cellulase
[C]. Amylase
[D]. Trypsin

A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains:

[A]. Complex proteins
[B]. Simple proteins
[C]. Fats
[D]. Starch
Class 10 Science Chapter 6 MCQ Tests

Class 10 Science Chapter 6 MCQ Tests are given for the practice of topic LIFE PROCESSES. The questions are picked up from NCERT Books, Some popular publisher’s books and NCERT Exemplar Problems books. These are a complete sets of questions for knowledge testing as well as preparation of CBSE Board Exams.

Are MCQs important for class 10 Board exams?

From 2019-20, MCQs are compulsory in board exams. There will be 20 marks for very short questions including MCQ, Fill in the blanks, etc.

Is the explanation of MCQ required in Board Exams for full score?

You may give only the correct option as answer but if you know the correct explanation, please give in brief.

What are the maximum number of MCQs in Class 10 Science Boards?

There may be maximum of 20 MCQs in Class 10 Science Examination.

What are the marks of each MCQ?

Generally, each MCQ consists of 1 mark only.

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