Life Processes Class 10 Science Assertion Reason Questions
Life Processes Class 10 Science Assertion Reason Questions has been provided by JEE Wallah to help students score good marks in their CBSE and Competitive exams. Life Processes Class 10 Assertion and Reason with Answers is very important as these questions are asked in the Board Exam as well as JEE & NEET. Assertion and Reasoning Questions on life processes will help you check whether you have grasped the conceptual learning or not. Assertion Reason Questions class 10 life processes can be obtained below.
Life Processes Class 10 Assertion Reason Questions with Answers
Are you looking for Assertion and Reason Questions for Class 10 Science Chapter 5 Life Processes so that you can focus on your study to better perform in the upcoming CBSE Class 10 Board examination? If so, you are at the right place, our subject experts have prepared a set of life processes class 10 assertion and reason pdf which will boost up your preparation level.
Assertion and reason class 10 science chapter 5. We are giving you some tips that can help you solve Assertion and Reasoning questions for Life Processes. The tips are : Read the Question Carefully; Analyze the Assertion statement; Analyze the Reason statement; Check if the Reason Statement of the Life Processes Question Explains the Assertion Statement.
Our last tip is : Practice Life Processes Class 10 Science Assertion Reason Questions with answers as much as possible.Assertion and Reason Questions for Class 10 Science Chapter 5 Life Processes with Answers
1.
(A) - Raw materials needed for photosynthesis are carbon dioxide, water and minerals.
(R) - Carbohydrates are utilised for providing energy to the plants.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
2.
(A) - Photosynthesis takes place in green parts of the plants.
(R) - Photosynthesis always takes place in leaves.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
3.
(A) - Amoeba is an omnivore organism.
(R) - Lion Is a carnivore organism.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
4.
(A) - The rate of breathing in aquatic organisms is faster than that seen in terrestrial organisms.
(R) - The amount of dissolved oxygen is fairly low compared to the amount of oxygen in the air.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
5.
(A) - HCL sterilises food by killing pathogens and other microbes.
(R) - HCL helps to emulsify food and protects against harmful bacteria.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
6.
(A) - Herbivores have longer small intestine than carnivore.
(R) - Carnivores can digest cellulose due to the presence of enzyme and cellulose.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
7.
(A) - Pancreatic juice digests starch, proteins and fats.
(R) - Pancreatic juice contains digestive enzymes.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
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8.
(A) - The large intestine is the largest part of the alimentary canal.
(R) - Tiger has a shorter small Intestine, than herbivores.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
9.
(A) - Walls of the small intestine has numerous villi.
(R) - These villi increase the surface area of digestion.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
10.
(A) - Digestion breaks large complex molecules to simple smaller molecules which can be easily absorbed
(R) - Digestion is necessary for the absorption of all molecules.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
11.
(A) - Lipase help in emulsification of fats.
(R) - Lipase converts fat into fatty acid and glycerol.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
12.
(A) - Liver is known as largest gland of the body.
(R) - It secrete salivary amylase.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
13.
(A) - Carbohydrate digestion mainly takes place in small intestine.
(R) - Pancreatic juice contain enzyme trypsin.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
14.
(A) - The accumulation of lactic acid in the muscle causes muscle cramps.
(R) - During vigorous physical exercise leg muscles respire anaerobically.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
15.
(A) - Lungs always contain a residual volume of air.
(R) - It provides sufficient time for oxygen to be absorbed and for carbon dioxide to be released.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
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16.
(A) - Most of the living organisms carry out aerobic respiration..
(R) - Mitochondria is the site of aerobic respiration in the cell.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
17.
(A) - Humans are not truly aerobic.
(R) - They produce lactic acid anaerobically.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
18.
(A) - In anaerobic respiration, one of the end product is alcohol.
(R) - There is an incomplete breakdown of glucose.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
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19.
(A) - Energy is used during the process of respiration.
(R) - Respiration stores energy in the form of ATP.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
20.
(A) - Respiration is a biochemical process opposite to photosynthesis.
(R) - Energy is released during respiration .
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
21.
(A) - In humans, major amount of water is absorbed by the tubular part of nephrons.
(R) - Absorption of water depends on the dissolved waste to be excreted from the body.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
22.
(A) - Excretion is the biological process by which harmful wastes are removed from an organism's body.
(R) - The mode of excretion is completely same in both unicellular and multicellular organisms.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
23.
(A) - Haemodialysis can save the life of patients with kidney failure.
(R) - Waste products like urea can be removed from the blood by haemodialysis.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
24.
(A) - Human body produces highly toxic substances, which If not eliminated may cause the death.
(R) - Excretory organs removes nitrogenous waste from body.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
Practice Life Processes Class 10 Science Assertion Reason Questions as much as possible !
25.
(A) - The main organ of human excretory system is Kidney.
(R) - Kidneys perform the function of removing excess water and nitrogenous wastes from the body.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
26.
(A) - Capillaries are the thinnest blood vessels.
(R) - Capillaries connect the branches of arteries and veins.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
27.
(A) - Phloem helps in translocation of food from the leaves.
(R) - Phloem provides mechanical support to plant.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
28.
(A) - Haemoglobin is the respiratory pigment in human beings.
(R) - It transports oxygen in the human body.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
29.
(A) - Humans are not truly aerobic.
(R) - They produce lactic acid anaerobically.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
30.
(A) - Most of the living.organisms carry out aerobic respiration.
(R) - Mitochondria is the site of aerobic respiration in the cell.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
We hope that Life Processes Class 10 Science Assertion Reason Questions will help you in a variety of ways. Solving the Assertion and Reason Questions on Life Processes will help you boost your confidence level in the subject overall. If you have any query, please feel free to reach us !