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

Class:10
Subject:Science
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.

Q1

Select the correct statement from the following.

[A]. Heterotrophs do not synthesise their own food.
[B]. Heterotrophs utilise solar energy for photosynthesis.
[C]. Heterotrophs synthesise their own food.
[D]. Heterotrophs are capable of converting carbon dioxide and water into carbohydrates.
Q2

Which of the following statement(s) is (are) correct?

[A]. Pyruvate can be converted into ethanol and carbon dioxide by yeast, and Fermentation takes place in mitochondria.
[B]. Fermentation takes place in aerobic bacteria, and Fermentation is a form of anaerobic respiration.
[C]. Pyruvate can be converted into ethanol and carbon dioxide by yeast, and Fermentation is a form of anaerobic respiration.
[D]. Fermentation takes place in aerobic bacteria, and Fermentation takes place in mitochondria.




Q3

In which part of the alimentary canal food is finally digested?

[A]. Stomach.
[B]. Mouth cavity.
[C]. Large intestine.
[D]. Small intestine.
Q4

Choose the forms in which most plants absorb nitrogen:

[A]. Proteins, and Nitrates and Nitrites
[B]. Nitrates and Nitrites, and Urea
[C]. Urea, and Atmospheric nitrogen
[D]. Proteins, and Atmospheric nitrogen




Q5

Which is the correct sequence of air passage during inhalation?

[A]. Nostrils → larynx → pharynx → trachea → lungs
[B]. Nasal passage → trachea → pharynx → larynx → alveoli
[C]. Larynx → nostrils → pharynx → lungs
[D]. Nostrils → pharynx → larynx → trachea → alveoli
Q6

The blood leaving the tissues becomes richer in

[A]. Carbon dioxide
[B]. Water
[C]. Haemoglobin
[D]. Oxygen



Q7

Neha is writing some sentences about living things. Choose the statements which do not shows the characteristics of living things:

[A]. Living things need air and water.
[B]. Living things can respond to changes around them.
[C]. Living things respire or release energy from food.
[D]. Living things cannot move by themselves, such as plant.
Q8

Which of the following statement (s) is (are) true about heart?

[A]. Left atrium receives oxygenated blood from different parts of body while right atrium receives deoxygenated blood from lungs.
[B]. Left ventricle pumps oxygenated blood to different body parts while right ventricle pumps deoxygenated blood to lungs.
[C]. Left ventricle pumps oxygenated blood to different body parts while right ventricle pumps deoxygenated blood to lungs, and Right atrium receives deoxygenated blood from different parts of the body while left ventricle pumps oxygenated blood to different parts of the body.
[D]. Left atrium receives oxygenated blood from different parts of body while right atrium receives deoxygenated blood from lungs, and Left atrium transfers oxygenated blood to right ventricle which sends it to different body parts.




Q9

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

[A]. Pepsin
[B]. Cellulase
[C]. Amylase
[D]. Trypsin
Q10

Read the following sentences carefully, and choose the incorrect one(s):

[A]. The maximum pressure at which the blood leaves the heart through the main artery during contraction phase is called the systolic pressure.
[B]. The minimum pressure in the arteries during the relaxation phase of heart is called the diastolic pressure.
[C]. Blood pressure is measured by using an instrument called sphygmomanometer.
[D]. The normal blood pressure usually written as 80 upon 120
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.



Download NCERT Books and Offline Apps 2020-21 based on new CBSE Syllabus. Ask your doubts related to NIOS or CBSE Board and share your knowledge with your friends and other users through Discussion Forum.