Biology 1 - Objective Test Questions
- The scientist who introduced binomial nomenclature in the classification of organisms was
- Charles Darwin
- Carolus Linnaeus
- John Ray
- Louis Pasteur
- Which of the following statements is true about arthropods?
- Prothorax bears only legs
- Mesothorax bears only legs
- Metathorax bears only wings
- Prothorax bears only wings
- What level of organization is Spirogyra?
- Organ system
- Organ
- Cell
- Tissue
- The streaming movement of cytoplasm within Paramecium is known as
- transpiration.
- digestion.
- cyclosis.
- Osmosis.
- Which of the following cell organelles is found only in plant cells?
- Mitochondria
- Ribosomes
- Lysosomes
- Plastids
- Active transport differs from diffusion in that active transport
- is a very fast process
- allows the movement of substances against concentration gradient.
- takes place in both light and dark reactions of photosynthesis.
- occurs in both plant and animal tissues.
- The type of response demonstrated is
- phototropism.
- geotropism.
- hydrotropism.
- thigmotropism.
- The conclusion drawn from the experiment is that
- shoots of plants are negatively thigmotropic.
- shoots of plants are negatively geotropic.
- leave of plants are positively phototropic.
- roots of plants are positively hydrotropic.
- The odontoid process is found on the
- axis vertebra.
- atlas vertebra.
- thoracic vertebra.
- sacral vertebra.
- A seedling was made to stand in a solution of red ink for three hours and a transverse section of the stem was examined under the microscope. The process being investigated was
- the importance of micro elements to plants.
- ascent of water through the xylem.
- diffusion of coloured substances.
- distribution of food in plants.
- Which of the following structures would carry out respiration
- germinating cowpea.
- decolorized leaf.
- dry leaf.
- boiled cowpea.
- Which of the following substances is not an excretory product of animals?
- Carbon dioxide
- Urea
- Sweat
- Oxygen
- An example of homeostasis in living organisms is
- cooling effect resulting from evaporation of water from the body surface.
- root hairs of a plant growing towards a source of light.
- changing of the body colour of chameleon to match the colour of the foliage on which it is resting.
- the release of phosphorus into the phloem of a plant growing in a phosphorus-deficient soil.
- Ultrafiltration in the kidney takes place in the
- renal vein.
- medulla.
- loop of Henle.
- Bowman's capsule.
- The thyroid gland is located at the base of the
- midbrain.
- kidney.
- neck.
- liver.
- Which of the following statements about the response of neurones to stimulus is correct?
- Neurones respond to stimulus of any strength
- Neurones respond to all stimuli applied in rapid succession
- Neurone respond more rapidly during the absolute refractory period
- Intensity of stimulus must reach a threshold value before the neurones can be excited.
- Which of the following practices may lead to infection of the eye? Use of
- contact lenses.
- Convex Lenses.
- biconcave lenses.
- concave lenses.
- The structures for gaseous exchange in breathing roots are
- stomata.
- lenticels.
- cuticle.
- mitochondria.
- The adult insect in this life cycle is
- housefly.
- butterfly.
- cockroach.
- mosquito.
- The larva is also known as
- nymph.
- maggot.
- caterpillar.
- chrysalis.
- The source of energy required by plants during food production is
- photosynthesis.
- chlorophyll.
- sunlight.
- microorganisms.
- One major difference between plant and animal nutrition is the ability plants to synthesize
- food for plants and animals.
- water for plants.
- water for animals.
- food for plants only.
- By what process is starch converted into maltose?
- Hydrolysis
- Condensation
- Translocation
- Photosynthesis
- The ascent of water in tall trees is mainly due to
- adhesive forces.
- transpiration pull.
- root Pressure.
- cohesive forces.
- The duodenum of a person was surgically removed. Which of the following food substances would have their digestion affected?
- Starch and protein only
- Starch and lipids
- Starch, peptones and maltose
- Starch, protein and lipids
- Which of the following dental formulae represents the dentition in rabbits?
- Option b
- Option c
- Option d
- The property of soil demonstrated is
- particle size.
- capillarity.
- colour.
- texture.
- Which of the following statements would be a correct observation at the end of the experiment? Water moves
- highest in sandy soil.
- lowest in loamy soil.
- to the same level in all soil types.
- highest in clayey soil.
- The most important factor(s) that influence(s) the ecological niche of an organism is/are the
- water, light and predator-prey relationship.
- food and water availability.
- physical environment.
- competition for food and space.
- The diagram below is an illustration of organisms in an air-tight aquarium. The most important factor needed by the organisms is
- light energy.
- low humidity.
- oxygen.
- nitrate.
- Question 31
- Option a
- Option b
- Option c
- Option d
- Question 32
- Option a
- Option b
- Option c
- Option d
- Question 33
- Option a
- Option b
- Option c
- Option d
- Question 34
- Option a
- Option b
- Option c
- Option d
- Question 35
- Option a
- Option b
- Option c
- Option d
- Question 36
- Option a
- Option b
- Option c
- Option d
- Question 37
- Option a
- Option b
- Option c
- Option d
- Question 38
- Option a
- Option b
- Option c
- Option d
- Question 39
- Option a
- Option b
- Option c
- Option d
- Question 40
- Option a
- Option b
- Option c
- Option d
- Question 41
- Option a
- Option b
- Option c
- Option d
- Question 42
- Option a
- Option b
- Option c
- Option d
- Question 43
- Option a
- Option b
- Option c
- Option d
- Question 44
- Option a
- Option b
- Option c
- Option d
- Question 45
- Option a
- Option b
- Option c
- Option d
- Question 46
- Option a
- Option b
- Option c
- Option d
- Question 47
- Option a
- Option b
- Option c
- Option d
- Question 48
- Option a
- Option b
- Option c
- Option d
- Question 49
- Option a
- Option b
- Option c
- Option d
- Question 50
- Option a
- Option b
- Option c
- Option d
Biology 2 - Theory Questions
Section A - For All Candidates
- Question 1
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
- Question 2
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
- Question 3
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
- Question 4
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
Section C - For Candidates In Nigeria Only
- Question 6
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
Biology 3 - Practical Questions
Section A - For All Candidates
- Question 1
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
- Question 2
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a
Section C - For Candidates in Nigeria Only
- Question 4
- Sub-question a
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question b
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question c
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question d
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question e
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question f
- Sub-question i
- Sub-question ii
- Sub-question iii
- Sub-question iv
- Sub-question v
- Sub-question a