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WorksheetsF3 Science Quiz_Stimuli and Responses
Total questions: 10
Worksheet time: 4mins
Which sensory organs can detect smell?
Tongue
Ears
Skin
Nose
Which structures detects stimulus from the surroundings?
Brain
Nerve
Effector
Receptor
The following are structures involved when touching hot object.
J - spinal cord
K - effector
L - stimulus
M - affector
N - response
N, M, L, J, K
L, K, J, M, N
L, M, J, K, N
M, N, J, L, K
Diagram 1 shows the structure of the human eye. What is the function of structure X?
Detects light to produce nerve impulse.
Helps the lens to refracts light onto the retina.
Maintains shape of the eyeball.
Controls the size of pupil.
Diagram 2 shows a device. What is the function of the device?
To hear soft sound.
To fix the hearing problem.
To produce sound by vibration.
To amplify the reflection of sound.
Which of the following structures of ear amplify the sound vibration?
Pinna
Ossicles
Ear canal
Eardrum
The following information is about a response in plants.
~ a response towards gravity
~ roots always grow downwards
Which of the following is the response related to the information above?
Positive phototropism
Negative hydrotropism
Positive geotropism
Negative thigmotropism
Seismonastic is a type of mastic response that stimulated to touch. Which plants shows seismonastic?
Morning glory
Paddy plant
Venus fly trap
Sunflower plant
How does the sight of animal shown in the diagram help its survival?
hunt prey quickly
estimate the distance of predator accurately
detect predator from various directions
detect predator from a very far distance
Which pairing of animal and their sensory organs is correct?
Owl - secretion of pheromone
Fish - producing electric field
Platypus - lateral line
Snake - Jacobson's organ
