Worksheets• Adaptation in respiratory system • Gaseous exchange in pla
Total questions: 15
Worksheet time: 8mins
Which one is not features to ensure an efficient gaseous exchange with the surroundings?
Moist surface of respiratory structures
Thin respiratory structures such as the walls of blood capillaries
Dry outer skin causes the respiratory gases to dissolve and diffuse easily
Large surface area of respiratory structures
Name the respiratory structure in fish.
Lungs
Gills
Moist outer skin
Trachea
Name the respiratory structure in insects.
Lungs
Gills
Moist outer skin
Trachea
Name the respiratory structure in frog.
Trachea
Gills
Moist outer skin
Gills are made up of two rows of fine filaments that have many thin and flat projections known as .........................
trachea
lamellae
spiracles
valves
The number of filaments and lamellae in fish produce a large surface area to facilitate .......................
water diffusion
blood circulation
energetic activities
gaseous exchange
Name one respiratory structure of an amphibians which can adapt for gaseous exchange while they are on land.
Lungs
Gills
Moist outer skin
Trachea
The respiratory system of insects is made up of ..................... known as .......................
fillaments , lamellae
air tubes , trachea
alveoli , alveolus
What is structure X ?
Valves
Tracheoles
Spiracles
Air sacs
When we exercise, our rate of respiration
increases. Higher rate of transport of
.................... to body cells and higher rate of
elimination of ....................... from body
cells result in healthier body cells.
oxygen , carbon monoxide
oxyhaemoglobin , carbon monoxide
carbon dioxide , oxygen
oxygen , carbon dioxide
Parts of plants that provide a large surface area for gaseous exchange
Leaves
Stens
Roots
Flowers
Fruits
Plan taking in oxygen and giving out Carbon dioxide
During the day
During the night
Stomata of plants closed when
Photosynthesis occur
Presence of light
No lights at the surrounding
Plant loses a lot of water
Government agency that specialises in agriculture
ILKM
MARA
MARDI
KEMAS
What did you see in the diagram
(a)
