Biology 1 - Objective Test Questions
- The branch of biology that deals with the principles of classification of organisms is known as
- biological index
- nomenclature.
- taxonomy.
- ecology.
- Which of the following structures is a tissue?
- Vessel element
- Blood
- Sieve tube element
- Erythrocyte
- Which of the following cells are not regarded as specialized?
- Sperm cells
- Root tip cells
- Muscle cells
- Somatic cells
- Which of the following pairs of cells carry out the same function?
- Check cells and red blood cell
- Spermatozcan and ovum
- Palisade cell and epidermal cell
- Root tip cell and guard cell
- If amoeba is placed in a salt solution, the contractile vacuoles would
- be bursting more frequently.
- be more numerous.
- be formed less frequently.
- grow bigger before they burst.
- In which of the following habitats is Paramecium not found?
- Pond
- Aquarium
- Lake
- Puddle
- The following processes are involved in water movement in the endodermis except
- osmosis.
- vacuolar pathway
- diffusion
- active transport
- Cells that utilise a lot of energy are characterized by the presence of a large number of
- vacuoles.
- mitochondria
- endoplasmic reticulum.
- ribosomes.
- The part labelled II in the diagram is
- centriole.
- chloroplast.
- chromatid.
- tonoplast.
- The part labelled I in the diagram is
- nucleolus
- centromere
- centriole
- spindle
- Secondary growth is brought about by the activities of the
- phellogen and phelloderm.
- phellogen and procambium.
- vascular cambium and phelloderm.
- vascular cambium and phellogen.
- A monocot root is different from a dicot root by having
- endodermis.
- cambium.
- wide pith.
- root hair.
- Which of the following statements best describes haemoglobin? it is
- yellowish in colour.
- a red blood cell.
- an oxygen carrying pigment.
- needed for blood clotting.
- Inhaled air is made warm and moist in the
- epiglottis.
- nasal cavity.
- trachea.
- mouth.
- Which of the following structures is not involved in respiration?
- Lung books
- Mouth
- Stomach
- Trachea
- Filtrate in the Bowman's capsule contains vitamins because
- only a little amount is required by the body
- they can be reabsorbed into the blood.
- they have low molecular weight
- most of them are fat soluble.
- More sweat is produced during muscular exercise because
- the contracting muscles produce water.
- fermentation occurs in muscles.
- the temperature of the body rises.
- the muscle fatigues.
- Which of the following neurons may not have myelin sheath?
- Effects cells
- Intermediate neurons
- Motor neurons
- Sensory neurons
- Which of the following is an effector organ?
- Tongue
- Skin
- Nose bridge
- Ear glands
- During sexual reproduction in Paramecium, how many times does the zygote divide to produce eight nuclei?
- 1
- 2
- 3
- 4
- The testes in male mammals descend into the scrotal sac because
- there is congestion in the lower abdomen.
- they run the risk of being destroyed.
- they need special support.
- they require a relatively low temperature.
- Some animals return to water bodies to reproduce because
- natural enemies destroy their eggs on land.
- water nourishes their embryos and their young ones.
- they are close to their ancestors and imitate them.
- the temperature on land is not suitable for the development of their embryos.
- Which of the following methods is appropriate for the cultivation of cassava?
- Budding
- Fragmentation
- Root cutting
- Stem cutting
- What will be the chromosome number of the hybrid of two varieties of a plant with 36 chromosomes in the endosperm cell?
- 12
- 24
- 36
- 48
- Kreb's cycle occurs in the
- mitochondria.
- cytoplasm.
- nucleus.
- ribosomes.
- The process whereby electrons are emitted from chlorophyll and returned to it unchanged is known as
- non-cyclic phosphorylation.
- photochemical reaction.
- photophcrylation.
- cyclic photophcrylation
- Which of the following statements about photosynthesis is not true?
- Plants can photosynthesize without an increase
- Carbon dioxide is absorbed by the leaves in bright light
- Oxygen is produced during photosynthesis from the breakdown of water
- Photosynthesis occurs in green plants
- The equation below represents the process of glycolysis
- glucose diphosphate
- glucose phosphate
- glucose triphosphate
- fructose phosphate
- The removal of all the phloem tissues of the stem of a plant close to the root system for a long period of time is likely to
- provide more energy to the roots.
- accumulate more starch in the roots
- cause the underground roots to develop buds
- cause the plant to wither and die.
- The conversion of glucose to starch in the leaf during the day Boncpelly
- enables photosynthesis.
- prevents osmotic problems.
- enables the leaf to store the starch.
- enables glucose to be used up.
- 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
The diagram below represents the phenomenon of growth in a meristematic cell of a plant.
Use it to answer questions 9 and 10
the diagram
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