Grade 7 Biology Questions and Answers
A free sample of Grade 7 Biology practice questions with the correct answer and an explanation, following the Lebanese curriculum. Useful for revision before school tests.
أسئلة علوم الحياة للصف 7 مع الأجوبة والشرح وفق المنهج اللبناني.
How to use this page: read each question, try to answer it yourself, then open the answer to check your reasoning. Questions are grouped by the chapter they belong to on EduRise, in the order of the Lebanese Grade 7 Biology programme.
15 Grade 7 Biology practice questions
Chapter: Feeding Behavior in Animals · easy
1. Which term matches this definition: "an organism (bacteria, fungi) that breaks down dead organisms"?
- A. producer
- B. decomposer
- C. omnivore
- D. scavenger
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Answer: decomposer
Explanation: Decomposer: an organism (bacteria, fungi) that breaks down dead organisms
Chapter: Feeding Behavior in Animals · easy
2. What is the meaning of "granivore"?
- A. an animal that feeds mainly on seeds
- B. a herbivore with a several-part stomach that brings food back to the mouth to chew it again
- C. an animal that eats the producers (a herbivore)
- D. the sharp cheek teeth of carnivores that cut meat like scissors
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Answer: an animal that feeds mainly on seeds
Explanation: Granivore: an animal that feeds mainly on seeds
Chapter: Nutrition in Plants · easy
3. Which term matches this definition: "the loss of water vapour by the leaves, which pulls the raw sap upwards"?
- A. transpiration
- B. chloroplast
- C. autotroph
- D. stomata
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Answer: transpiration
Explanation: Transpiration: the loss of water vapour by the leaves, which pulls the raw sap upwards
Chapter: Nutrition in Plants · easy
4. What is the meaning of "raw sap"?
- A. water and mineral salts rising from the roots to the leaves
- B. water and sugars made in the leaves, carried to all the organs of the plant
- C. the green pigment of plants that captures light energy
- D. fine extensions of root cells that absorb water and mineral salts
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Answer: water and mineral salts rising from the roots to the leaves
Explanation: Raw sap: water and mineral salts rising from the roots to the leaves
Chapter: Respiration in Animals and Gas Exchange in Plants · easy
5. What is the meaning of "bronchi"?
- A. the respiratory organs of mammals, birds and reptiles, made of millions of alveoli
- B. the small openings on the sides of an insect's body through which air enters the tracheae
- C. the two tubes that branch from the trachea and lead air into each lung
- D. gas exchange through a thin moist skin, as in the earthworm
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Answer: the two tubes that branch from the trachea and lead air into each lung
Explanation: Bronchi: the two tubes that branch from the trachea and lead air into each lung
Chapter: Respiration in Animals and Gas Exchange in Plants · easy
6. What is the meaning of "cellular respiration"?
- A. small openings in the bark of stems through which the plant exchanges gases
- B. the two tubes that branch from the trachea and lead air into each lung
- C. the reaction in cells that uses oxygen to release energy from glucose, producing CO₂ and water
- D. the respiratory organs of mammals, birds and reptiles, made of millions of alveoli
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Answer: the reaction in cells that uses oxygen to release energy from glucose, producing CO₂ and water
Explanation: Cellular respiration: the reaction in cells that uses oxygen to release energy from glucose, producing CO₂ and water
Chapter: Reproductive Behavior in Animals · easy
7. Which term matches this definition: "the ritual behaviour of a male and a female before mating"?
- A. internal fertilization
- B. courtship (parade)
- C. territory
- D. parental care
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Answer: courtship (parade)
Explanation: Courtship (parade): the ritual behaviour of a male and a female before mating
Chapter: Reproductive Behavior in Animals · easy
8. What is the meaning of "sexual dimorphism"?
- A. the joining of a sperm cell and an egg cell
- B. the difference in appearance between the male and the female of a species
- C. an animal whose young develop inside the mother and are born alive
- D. keeping the eggs warm until they hatch
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Answer: the difference in appearance between the male and the female of a species
Explanation: Sexual dimorphism: the difference in appearance between the male and the female of a species
Chapter: Fertilization and Development · easy
9. Which term matches this definition: "the time during which a viviparous young develops inside its mother"?
- A. gestation
- B. larva
- C. umbilical cord
- D. moult
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Answer: gestation
Explanation: Gestation: the time during which a viviparous young develops inside its mother
Chapter: Fertilization and Development · easy
10. Which term matches this definition: "the first divisions of the zygote into 2, 4, 8… cells"?
- A. foetus
- B. larva
- C. hatching
- D. cleavage
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Answer: cleavage
Explanation: Cleavage: the first divisions of the zygote into 2, 4, 8… cells
Chapter: Reproduction in Flowering Plants · easy
11. Which term matches this definition: "the part of the embryo that comes out of the seed first and forms the root"?
- A. pistil
- B. pollen
- C. pollination
- D. radicle
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Answer: radicle
Explanation: Radicle: the part of the embryo that comes out of the seed first and forms the root
Chapter: Reproduction in Flowering Plants · easy
12. What is the meaning of "cross-pollination"?
- A. pollination in which the pollen comes from another flower of the same species
- B. the structure in the ovary that contains the female gamete and becomes a seed
- C. the tiny grains made by the anthers that carry the male gametes
- D. the swollen base of the pistil that contains the ovules and becomes the fruit
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Answer: pollination in which the pollen comes from another flower of the same species
Explanation: Cross-pollination: pollination in which the pollen comes from another flower of the same species
Chapter: Ecosystem and Natural Equilibrium · easy
13. Which term matches this definition: "the state in which the populations of an ecosystem stay roughly stable over time"?
- A. biotope
- B. parasitism
- C. natural equilibrium
- D. habitat
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Answer: natural equilibrium
Explanation: Natural equilibrium: the state in which the populations of an ecosystem stay roughly stable over time
Chapter: Ecosystem and Natural Equilibrium · easy
14. Which term matches this definition: "the set of interconnected food chains of an ecosystem"?
- A. competition
- B. food web
- C. biocenosis
- D. natural equilibrium
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Answer: food web
Explanation: Food web: the set of interconnected food chains of an ecosystem
Chapter: Action of Man on Ecosystems · easy
15. Which term matches this definition: "treating used materials so that they can be used again"?
- A. soil erosion
- B. extinction
- C. recycling
- D. pollution
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Answer: recycling
Explanation: Recycling: treating used materials so that they can be used again
More practice
These are sample questions only. The full Grade 7 Biology course on EduRise includes every chapter, lessons, 1,248 questions and timed exams.
Biology questions in other grades
Other Grade 7 subjects
See also: Grade 7 Biology chapters · All question pages · Study guides
About these questions
Where do these Grade 7 Biology questions come from?
They are a sample from EduRise's Grade 7 Biology question bank (1,248 questions across 12 chapters), written to follow the Lebanese curriculum. Each chapter on EduRise has its own practice set and a timed exam.
Are the answers explained?
Yes. Every question on EduRise shows the correct answer and an explanation after you answer, in practice mode and in the exam review.
How do I get the full question bank?
Register at edurise.me and subscribe ($10/month) to practise every chapter of Grade 7 Biology, take the timed exams and track your progress.
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