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WorksheetsScience Form 3_Chap 1.3 & 1.4
Total questions: 40
Worksheet time: 22mins
A stimulus is ___________
a change in an organisms surroundings.
process in which organisms grow larger.
a reaction to a change in surroundings
tropism
what type of tropism is occurring here?
phototropism
thigmotropism
geotropism
tropictropism
What type of tropism response to water?
Hydrotropism
Geotropism
Thigmotropism
Phototropism
A vine plant brushes against a fence and wraps itself around the fence. To what stimulus is the plant responding?
phototropism
hydrotropism
thigmotropism
geotropism
Plant’s roots grow down, anchoring it into the soil. To what stimulus is the plant responding?
thigmotropism
hydrotropism
phototropism
geotropism
What is an example of a stimulus for plants?
Touch
Gravity
Light
all of the above
Mimosa sp. responds to touch by folding its leaves inwards when touched. The responds occurs rapidly.
Thigmotropism
Phototropism
Geotropism
Nastic movement
This is Venus flytrap. What stimulus does it use to trap the insects?
Light
Water
Gravity
Touch
The roots of a plant grow down because it is respond to....
Gravity
Light
Temperature
All of the above
This part of the plants respond to light.
Leaves
Root
Shoot
Branch
The root of a plant responds to ............... and ................. .
light
gravity
touch
water
Plants tend to grow towards where the ________ is.
Dark
Cold
Light
Heat
The plants in the above diagram respond to....
Light
Water
Touch
Gravity
A plant’s roots grow thicker near the stream than away from the stream. To what stimulus is the plant responding?
thigmotropism
hydrotropism
phototropism
geotropism
It is directional response of plants to stimuli.
This refer to
Respond
Tropism
Effector
Receptor
Plants can detect stimulus including ..
Sound
Light
Water
Gravity
Touch
Human and predator animals has .....vision
Stereoscopic
Monocular
Human and predators animals have a pair of eyes located ....of their head
side
in front
Diagram shows a...vision
Stereoscopic
Monocular
Diagram shows a ...vision
Stereoscopic
Monocular
Field of vision in stereoscopic is narrow.
True
False
The overlap field of vision is bigger. This vision overlap produce....dimension of images
1
2
3
Stereoscopic vision helps predators to....
hunt
running away from enemy
Image formed in non-overlapping vision is ....dimensional images.
1
2
3
Two dimensional image prevent prey to estimate distance, size and depth of object accurately.
True
False
Monocular vision helps preys to
estimate distance accurately
running away from predators
In this type of vision, eyes located ....of head
In front
Sides
3 dimensional images form in overlapping field allow predators to estimate accurately the ....of object
Distance
Size
Depth
This is....vision
Stereoscopic
Monocular
Most predator has this type of vision
True
False
Stereoscopic hearing is hearing using both ears
True
False
Blind people use their ears function as sight .
True
False
The difference between time and loudness of the sound received by both ears detected by our brain will help us to detect direction of sound source
True
False
Human ears can detect frequencies of sound between .... Hz.
2 to 2000
20 to 20 000
10 to 1000
100 to 10 000
Responses to stimuli ensure survival of animals on Earth
True
False
Lateral line of fish body help it to detect vibration of earthquake
True
False
Electric eel produce electric field to predators to protect itself
True
False
This animal has ______________
Monocular vision
Stereoscopic vision
Stereophonic vision
Trinocular vision
