Try 10 free Biology questions below, each with the answer explained. When you are ready, practise all 468 on a timed CBT screen.
The WASSCE (May/June) is the West African Examinations Council's final exam for secondary school students. Each subject has an objective (multiple-choice) paper and a theory or essay paper.
Tap an answer to check it and see the explanation.
Which of these is NOT an insect: butterfly, cockroach, crab or mosquito?
Answer: D. The crab is not an insect: insects have three body parts and six legs.
In pea plants, tall (T) is dominant over dwarf (t). What percentage of the offspring of a cross between tt and tt plants is expected to be dwarf?
Answer: D. The gametes t, t and t, t give four equally likely combinations, 4 of which are tt (dwarf): 1 = 100%.
In ecology, a biome is
Answer: C. A biome is a large region with a distinct climate and vegetation.
Which organelle contains chlorophyll?
Answer: C. Chloroplasts contain chlorophyll, which traps light for photosynthesis.
In the human body, the eardrum is responsible for
Answer: B. The eardrum is responsible for vibrating when sound waves strike it.
Bile is produced by the
Answer: A. Bile is made in the liver and stored in the gall bladder.
Which blood cells help the body fight infection?
Answer: A. White blood cells engulf germs and make antibodies.
The vector of elephantiasis is
Answer: D. Elephantiasis is spread by the Culex mosquito.
The xylem transports
Answer: A. Xylem carries water and minerals up from the roots.
The seeds or fruits of Balsam are mainly dispersed by
Answer: C. Balsam is dispersed by explosive mechanism.
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Create a free accountQuestions in the MyGradePrep bank for each topic.
| Topic | Questions |
|---|---|
| Classification | 193 |
| Coordination | 58 |
| Nutrition | 49 |
| Diseases | 38 |
| Genetics | 33 |
| Cell biology | 28 |
| Ecology | 27 |
| Transport | 13 |
| Reproduction | 13 |