UTME 2024 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
For heterotrophic organisms, competition is least caused by the inadequacy of
A. mates
B. space
C. light
D. nutrients
Question 2
After a heavy rainfall and the formation of a large pond, the most likely sequence of changes in the vegetation of the pond is
A. Euglena ← water lily ← Spirogyra ← grass
B. water lily ← Spirogyra ← grass ⟵ Euglena
C. Spirogyra ← Euglena ← grass ← water lily
D. Euglena ← Spirogyra ← water lily ⟵ grass.
Question 3
If the bark and phloem tissues of a woody shoot are peeled off by ringing, the whole plant will eventually die because
A. water does not reach the leaves
B. water and salts remain below the ringed portion
C. there is a withdrawal of water from the root by soil
D. manufactured food does not reach the roots
Question 4
The modes of nutrition in Nitrobacter, Ascaris and Homosapiens respectively are
A. photosynthetic, parasitic and holozoic
B. chemosynthetic, parasitic and holozoic
C. photosynthetic, parasitic and heterophytic
D. chemosynthetic, holophytic and holozoic
Question 5
In a positive phototropic response of a coleoptile, the region of greatest curvature is brought about by the
A. movement of auxins away from the region of curvature
B. even distribution of auxins in all parts of the coleoptile
C. inhibition of growth by auxins in the region of smaller curvature
D. concentration of auxins in the region of curvature.
Question 6
If a person is bitten by a snake on the leg, it is advisable for him to
A. keep moving so that the venom will ooze out with bleeding
B. Wash the wound with water containing antiseptic
C. bandage the wound so that germs do not get in through it
D. keep still and apply a tourniquet above the wound.
Question 7
In nature, plants and animals are perpectually engaged in mutualism because
A. they utilize respiratory wastes of each other
B. they are neighbours
C. they are rivals
D. all animals rely on food produced by plants.
Question 8
The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the
A. right auricle
B. arteries
C. left ventricle
D. veins
Question 9
Which of the following is INCORRECT? The prothallus of a fern
A. is a flattened heartshaped structure
B. is green because its cells contain chloroplasts
C. is the dominant plant
D. bears the sexual organs.
Question 10
The maize grain is a fruit and not a seed because it
A. has a large endosperm
B. is formed from an ovary
C. is a monocotyledon
D. has no plumule and radicle.
Question 11
The role of the Golgi complex in a eukaryotic cell is to
A. conduct ions in and out of the cell
B. transport genetic materials out of the cell
C. provide attachment for ribosomal granules
D. transport organic materials in and out of the cell
Question 12
A state in Nigeria that is most susceptible to desert encroachment is
A. Kwara
B. Taraba
C. Kaduna
D. Katsina.
Question 13
In an experiment to determine the percentage of air in a soil sample, the following readings were recorded: Volume of water in a measuring cylinder \( =500 \mathrm{~cm}^{3} \) Volume of soil added to water \( =350 \mathrm{~cm}^{3} \) Volume of water and soil after stirring \( =800 \mathrm{~cm}^{3} \) The percentage of air in the soil sample is
A. \( 6.25 \% \)
B. \( 10.36 \% \)
C. \( 14.28 \% \)
D. \( 43.28 \% \)
Question 14
The soil swallowed by the earthworm to form the worm cast is ground up in the
A. clitellum
B. prostomium
C. mouth
D. gizzard.
Question 15
Which of these groups of animals is likely to be found in fresh water?
A. Blood worm, pond skater and scorpion
B. Blood worm, pond skater and dragonfly larva
C. Pond skater, scorpion and dragonfly larva
D. Pond skater, blood worm and ant-lion.

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