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- 1. Multiple Choice
Which is needed for a coordinated response?
Stimulus
Receptor
Effector
Inhibitor
- 2. Multiple Choice
Which is a stimulus?
Light
A neurone
The eye
A muscle or gland
- 3. Multiple Choice
Which is a receptor?
Light
A neurone
Rod cells in the eye
A muscle or gland
- 4. Multiple Choice
Which is an effector?
Light
A neurone
The eye
A muscle or gland
- 5. Fill in the Blank
The maintenance of a constant internal environment is...
- 6. Multiple Choice
Compared to the nervous system, the endocrine system generates responses that are...
generally slower
generally longer lasting
often affecting a large area of the body
often targeting a very small area of the body
- 7. Multiple Choice
Hormones...
Are released by glands
Travel in the blood
Travel along nerves
Are released by the brain
- 8. Multiple Choice
Compared to the endocrine system, the nervous system generates responses that are...
generally faster
generally short term
often affecting a large area of the body
often targeting a very small area of the body
- 9. Multiple Choice
Why do organisms need to respond to stimuli from their environment?
To find food
To escape predators
To find a mate
To move
- 10. Multiple Choice
Select all the stimuli that affect humans
Scent molecules
Light
Sound
Pressure
- 11. Multiple Choice
Select all the receptor organs in humans
Eye
Ear
Skin
Heart
- 12. Multiple Choice
Which organ coordinates most human responses?
Brain
Eye
Skin
Ear
- 13. Multiple Choice
Which are effectors in humans?
Bicep muscle
Gland in the pancreas
Skin cell
Nerve cell
- 14. Fill in the Blank
The chemicals that cause plant growth responses are ______
- 15. Multiple Choice
A positive phototropic response means the plant grows...
towards light
away from light
towards the direction of gravity
away from the direction of gravity
- 16. Multiple Choice
A negative geotropic response means the plant grows...
towards light
away from light
towards the direction of gravity
away from the direction of gravity
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