2018
Example Specimens List:A: TadpoleB: CaterpillarC: Bird's FeatherD: Fish ScaleE: Mammalian HairK: Flower (e.g., Hibiscus)L: Flower (e.g., Rose)Study specimens A and B and answer questions 1(a) to 1(c).1. (a)(i) Name the h…
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2018 WAEC SSCE Biology Past Questions
2018
LIST OF SPECIMENSSpecimen A - Fresh/wet preserved mosquito larva in a Petri dish containing water.Specimen B - Fresh/wet preserved maggot in a Petri dish containing water.Specimen C - Gill of fish (freshly procured) in a…
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2018
LIST OF SPECIMENSSpecimen A - Fresh/wet preserved mosquito larva in a Petri dish containing water.Specimen B - Fresh/wet preserved maggot in a Petri dish containing water.Specimen C - Gill of fish (freshly procured) in a…
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2018
LIST OF SPECIMENSSpecimen A - Fresh/wet preserved mosquito larva in a Petri dish containing water.Specimen B - Fresh/wet preserved maggot in a Petri dish containing water.Specimen C - Gill of fish (freshly procured) in a…
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2018
(a) Name five vertebrae in mammals with their corresponding locations in the table below. (b) State one function each of the following parts in a dicotyledonous leaf: (i) palisade; (ii) vascular bundle; (iii) epidermis.…
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2018
The diagrams below are illustrations of two organisms. Study them and answer question 3 (a) to (f)(a)(i) Identify organisms A and B. (ii) Name the parts labe…
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2018
Diagrams D, E and F are illustrations of tools used for ecological studies. Study them and answer questions (a) to (c). (a)(i) Identify diagrams D, E and F. Name the parts labeled I to VIII.…
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2018
Diagrams A, B and C are illustrations of different types of teeth in humans. Diagram D is a representation of the arrangement of teeth in the lower jaw of a human.Study them and answer questions (a) to (f). (a) (i) Name…
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2018
(a)(i) Identify organisms A and B. [2 marks] (ii) Name the parts labeled I to X. [5 marks] (b…
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2018
Diagrams A, B and C are illustrations of different types of teeth in humans. Diagram D is a representation of the arrangement of teeth in the lower jaw of a human.Study them and answer questions (a) to (f). (a) (i) Name…
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2018
(a) State five processes involved in the water cycle. (b) Name one instrument used for measuring each of the following physical factors:pH;light intensity;turbidity;temperature.…
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2018
(a)(i) State Mendel’s laws of inheritance. (ii) State five applications of genetics in medicine. (iii) State three disadvantages of inbreeding.…
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2018
(a) Explain briefly the following terms:ecosystem;abiotic environment. (b) List three ecological factors each which are specific to:aquatic habitats;terrestrial h…
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2018
(a)Describe briefly the process involved in the conversion of food to chyme in the stomach of a mammal. (b)Complet…
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2018
(a) State two roles each of the following compounds in respiration: (i) glucose; (ii) oxygen. (b) List two types of cellular respiration…
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2018
(a)(1) Explain briefly chemosynthesis as a mode of nutrition. (ii) Give two examples of organism that carry out chemosynthesis.(b) List three gases in the atmosphere with their percentage composition. Gases in the atmosp…
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2018
a. Explain briefly the following terms: i. gene; ii. Hybrid; iii. Trait.(b) Two heterozygous yellow flowers are crossed. Using a genetic diagram, state the phenotypic and genotypic ratios of the first filial generati…
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2018
(a). Explain briefly the following terms: (i) Renewable natural resources (ii) Non -renewable natural resources; (b) Give two examples each of: (i) Renewable natural resources (ii) Non -renewable natural resources(c) St…
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2018
(a). Name the gases involved in the photosynthesis of a plant.(b) State one role each of the gases named in 2 (a).(c) (i) What is a variegated leaf? (ii)Which part of the variegated leaf would test positive when treated…
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2018
(a) Explain briefly how the structure of each of the following cells relate to their functions: (i) Sperm cell (ii) Palisade cell.(b) Make a drawing, 8cm to -10cm long of the front view of the female reproductive syste…
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