Biology
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Life processes (Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition)
SubtopicLife processes (Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition) under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
An organism becomes taller and heavier. This is an example of:
A.Sensitivity
B.Respiration
C.Growth
D.Movement
- 2.
Which process involves getting rid of excess water and salts from the body?
A.Excretion
B.Nutrition
C.Reproduction
D.Growth
- 3.
The process of releasing energy from food happens in which parts of a living thing?
A.Only the stomach
B.Only the lungs
C.Every living cell
D.Only the skin
Download the worksheet for Biology - Life processes (Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition) to practice offline. It includes additional chapter-level practice questions.
Parts of a flowering plant and their functions
SubtopicParts of a flowering plant and their functions under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
Which part of the plant grows downwards due to gravity?
A.Flower
B.Leaf
C.Stem
D.Root
- 2.
What is the main role of the stem during the plant's life?
A.Anchoring
B.Transportation of water
C.Attracting bees
D.Producing seeds
- 3.
Which of these parts is NOT part of a typical flower?
A.Stamen
B.Carpel
C.Petal
D.Root hair
Download the worksheet for Biology - Parts of a flowering plant and their functions to practice offline. It includes additional chapter-level practice questions.
The human skeleton and muscular system
SubtopicThe human skeleton and muscular system under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
Which part of the skeletal system is made of bones that form the head?
A.Cranium
B.Carpals
C.Tarsals
D.Vertebrae
- 2.
How many pairs of ribs do most humans have?
A.5
B.12
C.20
D.2
- 3.
What is the name of the tissue that connects one bone to another bone at a joint?
A.Muscle
B.Ligament
C.Skin
D.Nerve
Download the worksheet for Biology - The human skeleton and muscular system to practice offline. It includes additional chapter-level practice questions.
Human digestive system and healthy diets
SubtopicHuman digestive system and healthy diets under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
Which organ helps to get rid of the solid waste that the body cannot use?
A.Stomach
B.Heart
C.Large Intestine
D.Lungs
- 2.
Which of these should be eaten in small amounts only?
A.Fruits
B.Vegetables
C.Sugary sweets
D.Proteins
- 3.
Why is it important to chew food into small pieces?
A.To make it taste salty
B.To make it easier to swallow and digest
C.To change its color
D.To make it colder
Download the worksheet for Biology - Human digestive system and healthy diets to practice offline. It includes additional chapter-level practice questions.
Habitats, ecosystems, and adaptations
SubtopicHabitats, ecosystems, and adaptations under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
Which of these would be a threat to a forest habitat?
A.Planting more trees
B.Cutting down all the trees for wood
C.Rain falling
D.Birds building nests
- 2.
What do we call a scientist who studies how living things interact with their environment?
A.A geologist
B.An ecologist
C.An astronomer
D.A chemist
- 3.
Which animal is a herbivore found in a grassland habitat?
A.Lion
B.Zebra
C.Leopard
D.Hyena
Download the worksheet for Biology - Habitats, ecosystems, and adaptations to practice offline. It includes additional chapter-level practice questions.
Food chains and energy flow
SubtopicFood chains and energy flow under Biology for Grade 4 IGCSE.
Preview questions (no answers)
- 1.
Which of these animals is a predator that lives in the Arctic?
A.Polar bear
B.Seal
C.Fish
D.Krill
- 2.
What is the source of energy that plants use to make their food?
A.Rain
B.Soil
C.Sunlight
D.Wind
- 3.
A chimpanzee eats fruits, leaves, and occasionally small monkeys. It is an:
A.Omnivore
B.Herbivore
C.Producer
D.Autotroph
Download the worksheet for Biology - Food chains and energy flow to practice offline. It includes additional chapter-level practice questions.