Biology
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Cells and Organisms
SubtopicCells and Organisms under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
Which of the following describes the function of muscle cells?
A.Transporting minerals
B.Absorbing sunlight
C.Contracting to help movement
D.Producing mucus
- 2.
Which calculation is used to find the magnification of a drawing?
A.B.C.D. - 3.
What is the correct way to carry a microscope?
A.By the eyepiece only
B.With one hand on the arm and one hand under the base
C.By the stage
D.Using the electric cord
Download the worksheet for Biology - Cells and Organisms to practice offline. It includes additional chapter-level practice questions.
Classification and Variation
SubtopicClassification and Variation under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
Which of the following is a characteristic of all living things represented by the 'N' in MRS GREN?
A.Nucleus
B.Nutrition
C.Nature
D.Nerves
- 2.
In a dichotomous key, how many choices are typically offered at each step?
A.One
B.Two
C.Three
D.Four
- 3.
What is the scientific name for the 'wise human'?
A.Homo sapiens
B.Panthera leo
C.Canis familiaris
D.Equus caballus
Download the worksheet for Biology - Classification and Variation to practice offline. It includes additional chapter-level practice questions.
Living Things in their Environment
SubtopicLiving Things in their Environment under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
What is the name for the study of how living things interact with each other and their environment?
A.Geology
B.Ecology
C.Chemistry
D.Astronomy
- 2.
Which of these is a way that humans can positively impact the environment?
A.Littering in the park
B.Cutting down forests for wood
C.Setting up wildlife conservation areas
D.Pouring oil down the drain
- 3.
What is an example of a structural adaptation in a fish?
A.Swimming in a school
B.Having gills to breathe underwater
C.Hiding in rocks
D.Migrating to warmer water
Download the worksheet for Biology - Living Things in their Environment to practice offline. It includes additional chapter-level practice questions.
The Human Digestive System
SubtopicThe Human Digestive System under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
What happens to the rate of enzyme activity if the temperature is slightly increased toward the optimum?
A.It decreases
B.It increases
C.It stays the same
D.The enzyme dies
- 2.
Which organ secretes enzymes into the duodenum via a duct?
A.Heart
B.Pancreas
C.Lungs
D.Kidney
- 3.
Which specific process occurs in the ileum part of the small intestine?
A.Ingestion of food
B.Production of bile
C.Absorption of digested nutrients
D.Storage of feces
Download the worksheet for Biology - The Human Digestive System to practice offline. It includes additional chapter-level practice questions.
The Human Respiratory System
SubtopicThe Human Respiratory System under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
What happens to the air pressure inside the lungs when the volume of the chest increases during inhalation?
A.The pressure increases
B.The pressure decreases
C.The pressure stays the same
D.The pressure disappears
- 2.
Which of the following is NOT a part of the human respiratory system?
A.Bronchus
B.Esophagus
C.Trachea
D.Alveolus
- 3.
What is the sheet of muscle that separates the thorax from the abdomen?
A.The rib cage
B.The diaphragm
C.The intercostal muscle
D.The trachea
Download the worksheet for Biology - The Human Respiratory System to practice offline. It includes additional chapter-level practice questions.
The Human Circulatory System
SubtopicThe Human Circulatory System under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
Which component of blood lacks a nucleus when mature to make more room for oxygen?
A.White blood cell
B.Red blood cell
C.Platelet
D.Plasma cell
- 2.
What is the main function of the coronary arteries?
A.To supply blood to the lungs
B.To supply oxygen and nutrients to the heart muscle itself
C.To carry blood to the brain
D.To carry blood from the legs
- 3.
What does a pulse represent?
A.The lungs breathing in
B.The expansion of an artery as the heart beats
C.The flow of plasma into the brain
D.The closing of the stomach
Download the worksheet for Biology - The Human Circulatory System to practice offline. It includes additional chapter-level practice questions.
Plants and Photosynthesis
SubtopicPlants and Photosynthesis under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
Which layer of the leaf is located at the very top and helps protect the internal tissues?
A.Lower epidermis
B.Upper epidermis
C.Spongy layer
D.Vein
- 2.
Which of the following is the correct word equation for photosynthesis?
A.Oxygen + Water -> Glucose + Carbon dioxide
B.Carbon dioxide + Water -> Glucose + Oxygen
C.Glucose + Oxygen -> Carbon dioxide + Water
D.Carbon dioxide + Glucose -> Water + Oxygen
- 3.
What is the primary function of the plant's stem in relation to photosynthesis?
A.To absorb carbon dioxide
B.To support the leaves and transport water
C.To store all the plant's oxygen
D.To make the plant green
Download the worksheet for Biology - Plants and Photosynthesis to practice offline. It includes additional chapter-level practice questions.
Reproduction in Plants and Humans
SubtopicReproduction in Plants and Humans under Biology for Grade 7 IGCSE.
Preview questions (no answers)
- 1.
In the human female, where does a zygote implant and grow into a fetus?
A.The wall of the uterus
B.Inside the ovary
C.In the vagina
D.In the cervix
- 2.
What is the name of the stalk that connects the stigma to the ovary?
A.Style
B.Filament
C.Petal
D.Ovule
- 3.
Which part of the stamen supports the anther?
A.Style
B.Filament
C.Sepal
D.Stigma
Download the worksheet for Biology - Reproduction in Plants and Humans to practice offline. It includes additional chapter-level practice questions.