Try 10 free Biology questions below, each with the answer explained. When you are ready, practise all 468 on a timed CBT screen.
The GCE is the version of the school-leaving exam for private candidates, usually held towards the end of the year. It follows the same syllabus as the May/June exam, with objective and theory papers.
Tap an answer to check it and see the explanation.
Which of these is NOT an insect: bee, butterfly, cockroach or spider?
Answer: B. The spider 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: C. The gametes T, T and T, t give four equally likely combinations, 0 of which are tt (dwarf): 0 = 0%.
In ecology, a community is
Answer: C. A community is all the populations of different species in an area.
Protein synthesis takes place in the
Answer: A. Ribosomes assemble amino acids into proteins.
In the human body, the iris is responsible for
Answer: B. The iris is responsible for controlling the size of the pupil.
The main function of the epiglottis is
Answer: C. The epiglottis: stopping food entering the windpipe.
What is the main job of plasma in the blood? To
Answer: A. The main job of plasma is to carry dissolved food, hormones and waste.
The vector of river blindness is
Answer: C. River blindness is spread by the blackfly (Simulium).
The change of a tadpole into a frog is called
Answer: C. Metamorphosis is a major change in body form during development.
The phloem transports
Answer: B. Phloem carries sugars made in the leaves to other parts of the plant.
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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 |