A) Carbon dioxide
B) Methane gas
C) Nitrogen
D) None of these
A) Respiratory system
B) Digestion
C) Exhaling
A) First
B) Second
C) Third
A) Nostrils
B) Glottis
C) Trachea
A) MucusĀ
B) Saliva
C) Both a & b
A) Hairs
B) Organs
C) Cavity
D) NoneĀ of these
A) Neck
B) Nose
C) Stomach
A) Sound
B) Water
C) Music
A) Wind pipe
B) Bronchus
C) Lungs
A) Epiglottis
C) Bronchioles
A) Bronchi
B) Esophagus
A) Alveoli
C) Both a& b
A) Capillaries
B) Arteries
B) Trachea
C) Bronchus
A) Glottis
B) Abdominal cavity
C) Pharynx
A) Chest cavity
A) Resting position
B) Tired position
A) Burning
B) Breathing
C) Enzymes
D) Both a & b
A) Breathing
B) Burning
A) Body temperature
B) Climate temperature
C) Normal temperature