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Subjects
Science State Board
Class 8
Organization of life
The biological levels of organization
9.
Respiratory system and human eye
Exercise condition:
5
m.
Choose the right answer from column II
:
1.
The parts of eye
Column I
Column II
Crystalline part
Made of lipids
Made of proteins
Light-sensitive part
Converts electric to light impulses
Converts light to electric impulses
Motor neuron
Carries electric impulses
Creates electric impulses
Watery fluid
Not included for eye pressure
Maintains the eye pressure
Semi-solid
Maintain the spherical shape of eye
Maintain the oval shape of eye
2.
Respiratory system
Pillar I
Pillar II
Nostrils
Inhale and exhale the air
Only inhalation
Pharynx
Attaches larynx with trachea
Attaches nasal cavity with trachea
Larynx
Withdraw the sound
Sound production
Trachea
Exhaled air into bronchi
Inhaled air into bronchi
Single epithelial layer
Gas exchange
gas production
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