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Biology Post UTME Past Questions | Olabisi Onabanjo University (OOU)



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Question 1

The muscle cell fluid of an athlete was tested immediately after a 100m race and was found to contain a high concentration of lactic acid .Explain what could have caused this. The

Options

A) athlete must have eaten food containing a lactic acid

B) athlete must have injected lactic acid into his blood just before the race

C) athlete must have carried out anaerobic respiration during the race

D) athlete must have inhaled lactic acid from the environment during the race

Comments (1)

Question 2

One of this is not a continuous variation

Options

A) height

B) weight

C) tongue rolling

D) skin colour

Comments (1)

Question 3

One of the following is usually worm-like, cylindrical or flattened

Options

A)
molluscs
B)
insects
C)
nematods
D)
annelids
Comments (1)

Question 4

The roots hairs are

Options

A) strength and support

B) conducting liquid

C) absorption of water and salt

D) penetration into the soil

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Question 5

The random way genes recombine during meiosis and fertilization leads to

Options

A) genetic variation

B) phenotype

C) genome

D) genotype

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Question 6

In a cell, the genes are carried by

Options

A) Nuclear membrane

B) Chromatin threads

C) lysosomes

D) Mitochondria

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Question 7

An ecosystem is composed of all of the following except:

Options

A) Plants

B) Animals

C) Temperature

D) Meadows

Comments (2)

Question 8

In a food web, tertiary consumers belong to which trophic level

Options

A) First

B) Second

C) Third

D) Fourth

Comments (2)

Question 9

The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the

Options

A) Veins

B) Right auricle

C) Arteries

D) Left ventricle

Comments (5)

Question 10

The cocoon into which an earthworm lays its egg is produced in the

Options

A) prostomium

B) peristomium

C) chaeta

D) clitellunm

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