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Question-1
Identify bronchus in this diagram.
(A)
A
(B)
B
(C)
C
(D)
D
Question-2
When you inhale, your lungs _________________.
(A)
inflate
(B)
turn purple
(C)
deflate
(D)
disappear.
Question-3
Which organ is made up of air-carrying tubes and tiny sacs?
(A)
The brain
(B)
The lungs
(C)
The stomach
(D)
The diaphragm
Question-4
When you breath in air, you bring oxygen into your lungs and blow out_________________.
(A)
carbon dioxide.
(B)
carbon monoxide.
(C)
oxygen.
(D)
hydrogen.
Question-5
When we breathe in, we inhale many gases, including oxygen. What happens to the gases that the body can't use?
(A)
They are exhaled.
(B)
They are changed into oxygen by the lungs.
(C)
They circulate through the body and are disposed of later.
(D)
They are absorbed into the digestive system and used to create energy.
Question-6
The ____________ is a dome-shaped musculofibrous septum that separates the thoracic from the abdominal cavity.
(A)
Laxynx.
(B)
bronchioles
(C)
Diaphragm
(D)
pharynx
Question-7
Identify diaphragm in this diagram
(A)
B
(B)
C
(C)
D
(D)
E
Question-8
To go on living, the body's cells need food, water, chemicals, and ...
(A)
helium
(B)
oxygen
(C)
vegetables
(D)
carbon dioxide
Question-9
The trachea is also called the ________________.
(A)
lungs.
(B)
Diaphragm.
(C)
Windpipe
(D)
Bronchus.
Question-10
The vioce box is also known as the ______________________.
(A)
Alveoli
(B)
Larynx
(C)
Trachea
(D)
Motormouth
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Std 9
ICSE/ISC
Practice in Related Chapters
Introduction to Biology
The Tissues
The Cell
Respiratory System
Movement and Locomotion
Diseases-cause and control
The Flower
Living,non-living and the dead
Vegetative Propagation,Hybridisation and Micropropogation
Cell Structure
Biotechnology
Pollination
Nutrition
Skin
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