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:

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

Priya is writing some statements, choose the correct statement and help him:

[A]. Autotrophic nutrition is that mode of nutrition in which an organism makes its own food from the simple inorganic materials.
[B]. Heterotrophic nutrition is that mode of nutrition in which an organism cannot make its own food from simple inorganic materials but depends on the other organisms for its food.
[C]. Nutrition is a process of intake of nutrients by an organism as well as the utilization of these nutrients by the organisms.
[D]. All the above.




Q3

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.
Q4

Choose the function of the pancreatic juice from the following

[A]. trypsin digests proteins and lipase carbohydrates.
[B]. trypsin digests emulsified fats and lipase proteins.
[C]. trypsin and lipase digest fats.
[D]. trypsin digests proteins and lipase emulsified fats.
Q5

What prevents backflow of blood inside the heart during contraction?

[A]. Valves in heart.
[B]. Thick muscular walls of ventricles.
[C]. Thin walls of atria.
[D]. All of the above.
Q6

If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affected?

[A]. Proteins breaking down into amino acids
[B]. Starch breaking down into sugars
[C]. Fats breaking down into fatty acids and glycerol
[D]. Absorption of vitamins



Q7

Vishrut appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. Animals can move from one place to another or they can move their body parts.
[B]. The plants can only move parts of their body such as leaves, flowers, shoots and roots.
[C]. Non-living things which are not alive they also move by themselves.
[D]. The movement over very small-scale organisms are invisible to the naked eyes.
Q8

Which of the following statement is or are incorrect?

[A]. The respiration which takes place without oxygen is called an aerobic respiration.
[B]. In an aerobic respiration the microorganisms like east break down glucose into ethanol and carbon dioxide and release energy.
[C]. The whole process of an aerobic respiration take place in the Protoplasm of cells.
[D]. None of the above
Q9

Which of the following statement is or are correct?

[A]. Each kidney is made up of a large number of excretory units called nephrons.
[B]. The best long-term solution for kidney failure is the kidney transplant.
[C]. The process used to clean the blood of a person by separating the waste substance from it, is called dialysis.
[D]. All the above.
Q10

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.
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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