UTME 2025 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
Gestation in mammals is the period
A. required for growth after birth
B. between the formation of the foetus and birth
C. of development from zygote to birth
D. before the formation of the zygote
Question 2
In his theory of evolution, Darwin implied that
A. the struggle for existence among living organisms is sporadic
B. the most successful organisms are those that best adapt to their environment
C. organs of the body which are not regularly used by an organism will disappear.
D. any traits acquired by an organism during its lifetime can be passed on to its offspring.
Question 3
The sequence of the biomes in Nigeria from Port Harcourt to Damaturu is
A. estuarine → rain forest → Guinea savannah → Sahel savannah
B. rain forest → Guinea savannah → estuarine → desert
C. estuarine → Guinea savannah → rain forest → Sahel savannah
D. rain forest → estuarine → Guinea savannah → desert
Question 4
A noticeable adaptation of the animal to its aquatic habitat is the possession of
A. a wide mouth
B. large eyes
C. webbed digits
D. fore limbs
Question 5
A man with a normal hemoglobin (AA) marries a woman who has sickle-cell haemoglobin (SS). They have a child who has a sickle-cell trait. Which of the following genotypes could be associated with the child's haemoglobin?
A. AA
B. OO
C. AO
D. AS
E. SS
Question 6
The biological factor that is unique to each individual is the
A. DNA
B. eye colour
C. blood group
D. RNA.
Question 7
A plant which grows on another plant without apparent harm to the host plant is called
A. a parasite
B. an epiphyte
C. a saprophyte
D. a predator
E. a hermaphrodite
Question 8
In a dicotyledonous stem, each companion cell is found beside the
A. endodermal cell
B. xylem vessel
C. sieve tube
D. pericyclic fibre
Question 9
During the bending of the arm, the biceps muscle
A. contracts and the triceps muscle relaxes
B. relaxes and the triceps muscle contracts
C. and the triceps muscle contract
D. and the triceps muscle relax.
Question 10
The type of vegetative reproduction illustrated in the diagram is
A. grafting
B. adventitious bud
C. sucker
D. aerial layering.
Question 11
What would be the result of the first filial generation (F₁) and the second filial generation (F₂) of a monohybrid cross between pure line normal-winged Drosophila flies and pure line short-winged flies, if the gene for the normal wing is dominant?
A. F₁ flies all short-winged and F₂ flies all normal-winged.
B. F₁ flies all normal-winged and F₂ flies all short-winged
C. F₁ flies all short-winged and three-quarters of F₂ flies are short-winged
D. F₁ flies all normal-winged and three-quarters of F₂ flies are normal-winged.
Question 12
The main waste products formed in plants are
A. alkaloids, tannins and resins
B. water, alkaloids and carbon dioxide
C. oxygen, carbon dioxide and alkaloids
D. water, carbon dioxide and oxygen
Question 13
Green plants are distinguished from other living organisms by their ability to
A. make use of water
B. make use of oxygen
C. respond to sunlight
D. manufacture their own food.
Question 14
Which of the following is true of leucocytes?
A. They are large and nucleated.
B. They are involved in blood clotting
C. They are respiratory pigments.
D. They are most numerous and ramify all cells.
Question 15
The type of protective adaptation exhibited by the animal is
A. disruptive colouration
B. flash colouration
C. countershading colouration
D. warning colouration.

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