2023 WASSCE Biology Questions for Candidates

Get ready for the Biology paper by taking a look at these 2023 WASSCE Biology Questions for Candidates. Revise these questions before the examination.

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Answer three questions in all; two questions in section A and one compulsory question in section B

2023 WASSCE Biology Questions – SET 1

1 (a) (i) What are phototrophs?
(ii) Give three (3) differences between photosynthesis and chemosynthesis
(b) (i) Describe the functional unit of the mammalian kidney
(ii) Name the organs in the human body that are concerned with homeostasis

2 (a) Explain the following:
(i) Food chain
(ii) Food web
(iii) Pyramid of numbers
(b) (i) Mention any three biotic factors that may affect a bee in its habitat
(ii) Mention five (5) characteristics of monosaccharides
(c) (i) Describe how blood capillaries in the skin enable a mammal to maintain a constant Body temperature.

3. (a) (i) Describe the bone of the lower arm of a human
(ii) Give the locomotory structures for the following organisms
(α) Crayfish
(β) Bat
(γ) Earthworm
(µ) Chlamydomonas(b)(i) Differentiate between a permeable membrane and semi-permeable membrane
(ii) Give three (3) importance of turgidity to plants
(c) (i) Give five characteristics of class Aves

2023 WASSCE Biology Questions for Candidates – SET 2

4. (a) (i) What is a gene?
(ii) Differentiate between phenotype and genotype
(b) In a garden pea seeds, a smooth seed coat is dominant over a rough seed coat. Determine the result expected if a homozygous rough pea is crossed with smooth seed coat plant whose parents were rough-coated.

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SECTION B
Answer all the questions in this section

5. (a) State five ways in which protein is important to animals.
(b) What is trophic level
(c) Mention four ways by which plants can reduce the high rate of transpiration
(d) Distinguish between hydrophytes and xerophytes
(e) Give three examples of insectivorous plant
(f) (i ) What is pollution?
(ii) Give three effects of water pollution
(g) (i) define dislocation
(ii) state four signs of dislocation

Do not revise without solving these 2023 WASSCE Biology Questions for Candidates