ICSE Class 10 Biology Question Paper. We covered all the ICSE Class 10 Biology Question Paper MCQs in this post for free so that you can practice well for the exam.
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ICSE Class 10 Biology Objective Question Paper for Students
The complete oxidation of sucrose in the presence of oxygen into CO2, water, and energy is called
(a) Aerobic respiration
(b) Anaerobic respiration
(c) Glycolysis
(d) Hydrolysis
Option a – Aerobic respiration
Which of the following statements is incorrect about Nasopharynx?
(a) Internal nostrils open into the nasopharynx.
(b) It is the common passage for air only.
(c) It is a portion of the pharynx.
(d) The nasopharynx opens through the glottis of the larynx region into the trachea.
Option b – It is the common passage for air only
The larynx is present between
(a) Epiglottis and glottis
(b) Trachea and bronchiole
(c) Epiglottis and trachea
(d) Bronchus and epiglottis
Option c – Epiglottis and trachea
Which portion of the human respiratory system is called the soundbox?
(a) Larynx
(b) Trachea
(c) Nasopharynx
(d) Glottis
Option a – Larynx
In breathing movements, air volume can be estimated by
(a) Stethoscope
(b) Hygrometer
(c) Sphygmomanometer
(d) Spirometer
Option d – Spirometer
Carbon monoxide poisoning affects mainly which one of the following?
(a) Digestive activity
(b) Liver functioning
(c) Kidney functioning
(d) Oxygen-carrying capacity of blood
Option d – Oxygen-carrying capacity of blood
When there is a decrease in the concentration of oxygen in the blood, the rate of breathing
(a) Decreases
(b) Increases
(c) Does not change
(d) First decreases, then increases
Option b – Increases
Which of the following is known as the energy currency for cellular processes?
(a) Glucose
(b) ATP
(c) ADP
(d) Pyruvic acid
Option b – ATP
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