Skin: Structure and Function - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of the integumentary system, thermoregulation, and skin layers.
Personal and Public Health - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of hygiene, sanitation, and community health responsibilities.
Created by Titas Mallick
Biology Teacher • M.Sc. Botany • B.Ed. • CTET (CBSE) • CISCE Examiner
Practice questions testing deep understanding of lung capacity, gas exchange, and respiratory pathways.
Q1. A heavy smoker develops a persistent cough and feels breathless even after mild exercise. A doctor explains that the tar from cigarettes has damaged the alveoli in their lungs. How does damage to the alveoli directly cause breathlessness?
Q2. Assertion (A): The rings of cartilage around the trachea are completely circular. Reason (R): Circular rings are necessary to prevent the trachea from collapsing during inspiration.
/Class-9/Competency-Based-Questions/5_6_Respiratory_System_CBQ.mdxSkin: Structure and Function - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of the integumentary system, thermoregulation, and skin layers.
Personal and Public Health - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of hygiene, sanitation, and community health responsibilities.