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WorksheetsPLANTS: Primary 4
Total questions: 20
Worksheet time: 40mins
Plants response to stimuli. Choose the correct stimuli of plants.
water, light
water, light, gravity
water
water, light, gravity, touch
The parts of plants that response to stimuli are...
root, stem, leaves
root, leaves, fruits
root, flower, shoot
root, shoot, leaves
Observe the picture carefully. The root respond to ________ and ________
light and water
water and touch
water and soil
water and gravity
Leaves also respond towards touch. Give example of plants that respond towards touch.
Coconut leaves and banana leaves
mimosa pudica and venus flytrap
Hibiscus leaves and rose leaves
Turmeric leaves and curry leaves
State the parts of plants that respond towards light
shoot
leaves
root
stem
This plants give response towards touch. What is the name of this plant?
Grass
Chrysopogon aciculatus
Mimosa pudica
Neem tree
The venus flytrap give stimuli towards the response of _________
light
water
gravity
touch
A plant was put into a black box with a hole. After five days, the observation was as shown. What conclusion can be drawn from this?
The root response towards water and gravity
The shoot response towards the hole
The leaves response towards touch
The shoot response towards light
Define photosynthesis.
A process of plants response towards stimuli
A process of plants making their own food
A process of plants eat their own food
A process of plants respire
What are the basic needs for plants to carry out photosynthesis?
Oxygen and glucose
Sunlight and carbon dioxide
Sunlight, carbon dioxide, water and chlorophyll
carbon dioxide and oxygen
Sunlight, carbon dioxide, water and chlorophyll are needed for the plants to undergo process of __________
Respiration
Excretion
Response towards stimuli
Photosynthesis
The plants will take the energy from ___________ for the process of photosynthesis
Food
Water
Sunlight
Carbon dioxide
Define chlorophyll.
A product of photosynthesis
A product that is created as the food
Gases that is release to the air
A pigment of green color in plants
What is the gas that enters the leaves for the photosynthesis?
Oxygen
Carbon dioxide
Nitrogen
Carbon monoxide
Which of the followings is being absorbed through the roots?
Water
Starch
Chlorophyll
Carbon dioxide
During the process of photosynthesis, chlorophyll absorb the sunlight and change the water carbon dioxide to __________ and _____________
water and oxygen
carbon dioxide and chlorophyll
glucose and oxygen
water and carbon dioxide
Which of the following is the products of photosynthesis?
Glucose
Carbon dioxide
Oxygen
Glucose and oxygen
Glucose will be transformed into ________ that will be stored in fruits, stems, leaves, root, seeds, and flower
oxygen
starch
chlorophyll
water
What is the importance of the process of photosynthesis to animals and humans?
Source of food to humans and animals
Source of oxygen to humans and animals
Maintain the balance of composition of gases in the air
All of the above
Choose the correct statement.
Starch will only be stored in fruits
Oxygen and glucose is the products of photosynthesis
Photosynthesis is the process of plants respire
Oxygen and glucose is the basic needs for plants to undergo photosynthesis
Photosynthesis is not important
