Class 10 Exam  >  Class 10 Notes  >  Assertion & Reason Type Questions: Life Processes

Class 10 Science Chapter 5 Assertion and Reason Questions - Life Processes

Q1:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): HCl converts pepsinogen into active enzyme pepsin.

Reason (R): Pepsin converts protein into proteoses and peptones.

View Solution

Q2:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Assertion (A): Muscles of stomach wall possess thick layers of muscle fibers.

Reason (R): These muscles help in mixing the food with the enzymes present in the alimentary canal.

View Solution

Q3:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Assertion (A): Photosynthesis is an anabolic process.

Reason (R): The process of photosynthesis occurs in chlorophyll.

View Solution

Q4:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself:Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): Humans are not truly aerobic.

Reason (R): They produce lactic acid anaerobically.

View Solution

Q5:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): Alveoli contain an extensive network of blood vessels.

Reason (R): Alveoli is the site where exchange of gases occurs.

View Solution

Q6:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself:Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): The muscular walls of ventricles are thicker than auricles.

Reason (R): This helps in preventing the back flow of blood.

View Solution

Q7:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): Valves are present in the arteries.

Reason (R): Arteries carry oxygenated blood from heart to different body parts except pulmonary artery.

View Solution

Q8:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): Excretory unit of kidneys are nephrons.

Reason (R): It has no role in secretion of urine.

View Solution

Q9:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Directions: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

Assertion (A): In humans, a major amount of water is absorbed by the tubular part of nephron.

Reason (R): Absorption of water depends on the dissolved waste to be excreted from the body.

View Solution

Q10:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : Raw materials needed for photosynthesis are carbon dioxide, water and minerals.

Reason : Nutrients provide energy to an organism.

View Solution

Q11:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : Transpiration is a necessary evil.

Reason : It causes water loss but helps in absorption and upward movement of water and minerals.

View Solution

Q12:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : Digestion breaks large complex molecules to simple smaller molecules which can be easily absorbed.

Reason : Digestion is necessary for the absorption of all molecules.

View Solution

Q13:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : During physiology of excretion, deamination does not take place in the liver.

Reason : Deamination is a process to make use of excess amino acids which cannot be incorporated into protoplasm.

View Solution

Q14:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : The muscular walls of ventricles are thicker than auricles.

Reason : This helps in preventing the backflow of blood.

View Solution

Q15:

Question for Assertion & Reason Type Questions: Life Processes
Try yourself: Direction: The following question consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:

Assertion : In woody plants, gaseous exchange occurs through lenticels.

Reason : Lenticels are specialised cells found along with stomata on the stem of woody plants.

View Solution

The document Class 10 Science Chapter 5 Assertion and Reason Questions - Life Processes is a part of Class 10 category.
All you need of Class 10 at this link: Class 10
Download as PDF
Explore Courses for Class 10 exam
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Download the FREE EduRev App
Track your progress, build streaks, highlight & save important lessons and more!
Related Searches

Exam

,

pdf

,

Previous Year Questions with Solutions

,

Extra Questions

,

practice quizzes

,

Class 10 Science Chapter 5 Assertion and Reason Questions - Life Processes

,

Semester Notes

,

Viva Questions

,

shortcuts and tricks

,

study material

,

video lectures

,

ppt

,

mock tests for examination

,

Sample Paper

,

Free

,

MCQs

,

Summary

,

Class 10 Science Chapter 5 Assertion and Reason Questions - Life Processes

,

past year papers

,

Class 10 Science Chapter 5 Assertion and Reason Questions - Life Processes

,

Important questions

,

Objective type Questions

;