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WorksheetsQ2 SCIENCE 4 REVIEWER
Total questions: 90
Worksheet time: 45mins
What is the main function of the skeletal system?
Helps in digestion
Pumps blood
Supports the body
Sends signals
Which system breaks down food into nutrients?
Muscular system
Digestive system
Respiratory system
Circulatory system
What organ is responsible for pumping blood?
Brain
Lungs
Heart
Stomach
Which body system includes muscles that help us move?
Digestive
Muscular
Respiratory
Skeletal
The lungs are part of which body system?
Respiratory
Circulatory
Muscular
Skeletal
What part of the plant takes in water from the soil?
Leaf
Stem
Root
Flower
What part of the plant holds it upright?
Leaf
Stem
Root
Fruit
What carries oxygen in our body?
Stomach
Blood
Muscle
Bone
Which body system allows us to breathe in oxygen?
Respiratory
Circulatory
Digestive
Skeletal
What is the main job of plant roots?
Make food
Reproduce
Absorb water
Support flowers
How do the muscular and skeletal systems work together?
Muscles protect bones
Bones digest food
Muscles move bones
Bones help us breathe
What happens to food in the digestive system?
It gets turned into oxygen
It becomes blood
It is broken into nutrients
It gets stored in the lungs
Why is the circulatory system important?
It helps us think
It delivers nutrients and oxygen
It moves bones
It helps us speak
What is the function of the respiratory system?
To help move the body
To pump blood
To exchange gases like oxygen and carbon dioxide
To break down food
Why are roots important for a plant?
They help the plant reproduce
They take in sunlight
They absorb water and nutrients
They attract insects
What does the shoot system include?
Roots and soil
Flowers and fruits
Roots and stems
Soil and leaves
How does the digestive system help the circulatory system?
It helps us breathe better
It makes our bones strong
It gives nutrients to be carried by blood
It pumps blood faster
What happens if the root system is damaged?
The plant will grow faster
The plant cannot absorb water well
The plant will produce more fruits
The plant becomes stronger
You saw a classmate running. Which two body systems are mainly helping him move?
Respiratory and digestive
Muscular and skeletal
Skeletal and circulatory
Digestive and muscular
After eating a meal, which system starts to work to digest the food?
Circulatory
Respiratory
Digestive
Skeletal
When a plant is exposed to sunlight, its shoot system helps by:
Storing water
Absorbing nutrients
Making food through photosynthesis
Keeping it upright in soil
You breathe in oxygen. Which system carries it to the rest of the body?
Respiratory
Digestive
Circulatory
Muscular
A plant has weak stems and droops easily. What part is not functioning well?
Root
Flower
Stem
Leaf
You feel your heart beating fast after running. Which two systems are working hard?
Skeletal and digestive
Respiratory and circulatory
Circulatory and muscular
Muscular and digestive
Which two systems are directly responsible for movement and structure?
Circulatory and respiratory
Skeletal and muscular
Muscular and digestive
Skeletal and circulatory
A plant’s leaves are turning brown even though the soil is wet. Which system might be failing?
Shoot system
Root system
Flower system
Both shoot and root system
If the lungs are not working properly, how might this affect the circulatory system?
Blood will carry more oxygen
The heart will beat slower
Blood may not carry enough oxygen
Muscles will grow stronger
Which is the most important system for providing oxygen to the body?
Muscular
Digestive
Skeletal
Respiratory
A plant's roots are damaged by insects. What is the best solution to save the plant?
Cut off the damaged leaves
Water the plant more
Remove insects and replant in healthy soil
Add more fertilizer
Imagine you are a science vlogger. What would be the best way to show how the digestive system works using materials at home?
Make a model using a plastic bag as a stomach to mash crackers and water to show digestion
Record a video of running to show breathing hard
Draw a picture of a tree's roots
Freeze water to show changes of state
What do we call animals that live on land?
Aquatic
Terrestrial
Aerial
Marine
A bird that flies in the air is classified as:
Aquatic
Terrestrial
Aerial
Amphibian
Which of the following animals lives in water?
Carabao
Eagle
Tilapia
Dog
Which of the following is a terrestrial plant?
Water lily
Seaweed
Mango tree
Algae
A fish is an example of which type of animal?
Aerial
Aquatic
Terrestrial
Amphibian
Where do aquatic animals live?
On land
In the air
In water
In the forest
Aerial animals move mostly by:
Swimming
Walking
Flying
Crawling
What habitat is best for a seahorse?
Forest
River
Sky
Seashore
Which of the following is an example of an aerial animal?
A. Ant
B. Pigeon
C. Turtle
D. Goat
Which part of the Philippines has mangrove swamps?
Desert areas
Coastal areas
Mountain tops
Grasslands
Why are aquatic animals not suited to live on land?
They can fly
They do not need food
They need water to breathe and move
They need soil to grow
How can we identify a terrestrial plant?
It floats on water
It grows on rocks
It grows on land and has roots in soil
It has no leaves
Why are mangroves important to aquatic animals?
They provide wood
They clean the air
They give shelter and food to aquatic life
They stop rain
Which best describes a seashore habitat?
A place high in the mountains
A place with trees and grass
A sandy area near the sea
A cold icy place
What makes a rice field a good habitat for frogs and snails?
It is dry and dusty
It has moving vehicles
It is wet and has many plants
It is rocky
Why do aerial animals have wings?
To dig soil
To fly and find food
To swim faster
To climb trees
What kind of animals live in mangrove swamps?
Camels and zebras
Crabs and mudskippers
Cows and goats
Snakes and mice
What happens if we destroy a seashore habitat?
More animals will live there
Aquatic life will improve
Some animals and plants may die or disappear
It will turn into a forest
You see a heron standing in shallow water. How will you classify it?
Terrestrial
Aerial only
Aquatic and aerial
Aquatic only
You are asked to list animals found in a rice field. Which of these should you include?
Whale, dolphin, tuna
Crab, starfish, octopus
Frog, duck, snail
Cat, dog, bird
Your class visited a mangrove swamp. Which of these would you most likely see?
Goats and cows
Clams and crabs
Lions and tigers
Butterflies and bees
Where should you place a bat in your diagram?
Aquatic
Terrestrial
Aerial
Plant group
If you want to observe aerial animals, where is the best place to go?
Underwater cave
On a mountain or open field
Rice field during harvest
Mangrove swamp
You are making a list of plants in a garden. Which should be included?
Seaweed
Coconut tree
Lotus
Corn plant
Look at this situation: A bird builds its nest on a tree but catches fish in the water. How should it be classified?
Terrestrial only
Aquatic only
Aerial and aquatic
Plant
You observed a mangrove tree growing in seawater. What does this tell you about its adaptation?
It cannot survive in salty water
It lives only on mountains
It is suited to live in salty, wet areas
It needs dry soil to grow
If a rice field becomes dry and polluted, what will most likely happen to the animals there?
They will grow faster
They will move to the city
They may die or leave the area
They will multiply more
Your group plans to protect a mangrove swamp. Which action is best?
Build houses near it
Cut down mangrove trees for wood
Organize a clean-up and planting activity
Throw trash where the water meets the trees
A classmate says a turtle is an aerial animal because it swims. How should you respond?
Agree and say all animals swim
Disagree and explain that turtles live in water, so they are aquatic
Say turtles are plants
Ignore the classmate
Imagine you are asked to create a chart showing animals in a garden, seashore, and mangrove swamp. What should you do first?
Draw random animals
Guess what lives there
Observe or research which animals are found in each habitat
Copy animals from a book without checking the habitat
What is the first stage in the life cycle of a butterfly?
Pupa
Caterpillar
Egg
Adult butterfly
Which animal lays eggs?
Human
Dog
Chicken
Cat
What is the term for animals that eat only plants?
Omnivores
Carnivores
Herbivores
Insectivores
What stage comes after the egg in a frog’s life cycle?
Adult frog
Tadpole
Froglet
Pupa
A lion is a carnivore because it eats:
Grass
Leaves
Meat
Fruits
What stage comes after caterpillar in a butterfly’s life cycle?
Adult
Egg
Pupa
Larva
Which of these animals is an omnivore?
Cow
Snake
Human
Deer
What is the last stage in a chicken’s life cycle?
Chick
Egg
Pullet
Adult chicken
Which of these is a carnivorous animal?
Goat
Horse
Tiger
Rabbit
What do herbivores mostly eat?
Insects
Fish
Meat
Plants
Why is a frog’s life cycle called metamorphosis?
It hatches only during the day
It changes in body form as it grows
It stays the same from egg to adult
It skips some stages
How is a butterfly different from a chicken in terms of life cycle?
A butterfly lays no eggs
A chicken has more legs
A butterfly goes through pupa stage, a chicken does not
Chickens fly during all stages
Why are cows classified as herbivores?
They eat only other animals
They eat both plants and animals
They eat only meat
They eat grass and plants only
What do humans eat that makes them omnivores?
Only vegetables
Only meat
Meat and plants
Insects
How does a chick become a chicken?
It skips growth
It becomes a puppy
It hatches and grows over time
It swims like a tadpole
Why do we need flowcharts in studying life cycles?
To add color to the lesson
To decorate the classroom
To show the order of stages
To skip confusing parts
What makes a tiger different from a cow in terms of food?
A tiger eats grass
A cow eats meat
A tiger eats meat, a cow eats plants
Both eat only fruits
Why are butterflies important in nature?
They only lay eggs
They become food for frogs
They help in pollination
They eat small animals
You saw a flowchart with four stages: egg → larva → pupa → adult. What animal is this most likely showing?
Chicken
Butterfly
Frog
Human
Your class made a flowchart of a human life cycle. Which should NOT be included?
Baby
Teen
Pupa
Adult
Your friend eats vegetables and meat. Which group does he belong to?
Carnivore
Herbivore
Omnivore
Insectivore
A goat is seen eating grass and leaves. What group should it be placed in?
Omnivore
Carnivore
Herbivore
Decomposer
You are labeling a frog’s life cycle. After tadpole, what should come next?
Froglet
Egg
Chick
Larva
You are using a book to classify animals. The book says “This animal eats fruits, leaves, and flowers.” What group is this animal?
Carnivore
Omnivore
Herbivore
Scavenger
A student showed a life cycle chart: egg → tadpole → froglet → adult. Another showed: egg → chick → pullet → adult. What do these charts tell us?
All animals grow the same way
Life cycles vary between animals
Only insects go through stages
Life cycles are not useful
You are classifying animals. Which two belong to the same group based on their food?
Cow and goat
Cat and goat
Lion and rabbit
Human and deer
You are comparing the life cycles of butterfly and human. Which stage is only in the butterfly’s life cycle?
Baby
Pupa
Adult
Teen
Your group is reviewing two flowcharts. One has the correct stages of a frog’s life cycle, while the other skips tadpole. What should you do?
Use both charts
Choose the colorful one
Choose the complete one with tadpole stage
Make a new one with random stages
A classmate says a dog is a carnivore. But you saw it eating rice and meat. What should you say?
That means it’s a plant!
It’s actually an omnivore, since it eats plants and meat.
Dogs only eat meat.
You're wrong because dogs are birds.
Your teacher asks you to make a flowchart of a butterfly's life cycle. What is the best way to begin?
Guess the order of the stages
Copy someone’s chart without thinking
Research or review the correct stages first
Make one big egg and skip the rest
