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BIOLOGY POST UTME

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BIOLOGY POST UTME

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Category: BIOLOGY POST UTME

One of this is not a continuous variation

tongue rolling

height

skin colour

weight

2 / 50

Category: BIOLOGY POST UTME

The division of nucleus is known as

isogamy

cytokinesis

isopomy

karyokinesis

3 / 50

Category: BIOLOGY POST UTME

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

peristomium

prostomium

clitellum

chaeta

4 / 50

Category: BIOLOGY POST UTME

Octopus is popularly known as __________ fish

devil

jelly

cray

shark

5 / 50

Category: BIOLOGY POST UTME

One of this is not a shape of fingerprints

whorls

circles

loop

arches

6 / 50

Category: BIOLOGY POST UTME

Which of the following factors is not associated with aquatic habitat

Temperature

Humidity

Light intensity

Wave action

7 / 50

Category: BIOLOGY POST UTME

The random way genes recombine during meiosis and fertilization leads to

genotype

genome

genetic variation

phenotype

8 / 50

Category: BIOLOGY POST UTME

Maize is best stored against insect attack

while still on the cob

in humid metal tanks

in fumigated silos

on raised platform

9 / 50

Category: BIOLOGY POST UTME

One of the following is not an excretory structure

flame cell

blood

kidney

stomata

10 / 50

Category: BIOLOGY POST UTME

In plants, the structures that play roles similar to the arteries and veins of animals are the

Lenticels and phloem

Xylem and Phloem

roots and stems

Root hairs and xylem

11 / 50

Category: BIOLOGY POST UTME

Ribosomes are found in all living cells. What is their function?

excretion of waste products

synthesis of proteins

cellular respiration

intracellular transport

12 / 50

Category: BIOLOGY POST UTME

Which of the following is NOT a function of the nucleus of a cell?

It translates genetic information for the manufacture of proteins

It is a reservoir of energy for the cell

It controls the life processes of the cell

It stores and carries hereditary information

13 / 50

Category: BIOLOGY POST UTME

What is the term used to describe the sum total of biotic and abiotic factors in the environment of the organism?

biome

ecological niche

habitat

ecosystem

14 / 50

Category: BIOLOGY POST UTME

In bony fishes, the swim bladder is used for

extracting oxygen from water which enters the mouth of the fish

absorbing more water when the fish is about to descend to a lower level

adjusting the weight of the fish when swimming at different levels

equalizing fluid pressures between the fish and the surrounding water

15 / 50

Category: BIOLOGY POST UTME

The sexual reproductive units produced by mature individuals of sexually reproducing species of organism is called

gametes

sperms

zygotes

ova

16 / 50

Category: BIOLOGY POST UTME

The random way genes recombine during meiosis and fertilization leads to

genetic variation

genome

phenotype

genotype

17 / 50

Category: BIOLOGY POST UTME

In the mammal, the autonomic system consists of

spinal cord and spinal nerves

brain and cranial nerves

sympathetic and parasympathetic systems

brain and spinal nerves

18 / 50

Category: BIOLOGY POST UTME

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

nematods

annelids

insects

molluscs

19 / 50

Category: BIOLOGY POST UTME

The rhesus factor of blood was first identified in a category of

Chimpanzees

Human males

Human females

Monkeys

20 / 50

Category: BIOLOGY POST UTME

S phase in growth curve is known as?

rapid phase

long phase

end Phase

shot phase

21 / 50

Category: BIOLOGY POST UTME

The roots hairs are

strength and support

conducting liquid

penetration into the soil

absorption of water and salt

22 / 50

Category: BIOLOGY POST UTME

What happens to a man whose pancreas has been surgically removed?

his weight would increase appreciably

his blood pressure would decrease

the level of blood sugar would increase

the glycogen content of the liver would increase

23 / 50

Category: BIOLOGY POST UTME

Genetically modified food products have not become universally accepted because

their effect on human consumers is not yet fully understood

they are usually costlier than others produced by conventional means

the technology can be applied only in developed countries

they are not tasty as others produced by conventional means

24 / 50

Category: BIOLOGY POST UTME

Manufactured food in the plants is transported through the

xylem

cortex

phloem

cambium

25 / 50

Category: BIOLOGY POST UTME

An ecosystem is composed of all of the following except:

Meadows

Temperature

Plants

Animals

26 / 50

Category: BIOLOGY POST UTME

Which of these animals is not metamerically segmented

centipede

tapeworm

shark

earthworm

27 / 50

Category: BIOLOGY POST UTME

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

First

Third

Second

Fourth

28 / 50

Category: BIOLOGY POST UTME

Daughters receives their X-chromosome from their

mother

father

relative

siblings

29 / 50

Category: BIOLOGY POST UTME

In a cell, the genes are carried by

Mitochondria

lysosomes

Chromatin threads

Nuclear membrane

30 / 50

Category: BIOLOGY POST UTME

The sterile individuals in the honey bee are known as

Queens

Drone

None of these

Workers

31 / 50

Category: BIOLOGY POST UTME

Spear grass has underground structure called

bulbs

corm

rhizomes

tap roots

32 / 50

Category: BIOLOGY POST UTME

Carbohydrates are stored in animal cells as

maltase

starch

glycogen

glucose

33 / 50

Category: BIOLOGY POST UTME

In insects, the structure that performs the same function as the kidney in man is the

Trachea

Flame cell

Nephridium

Malphigian tubule

34 / 50

Category: BIOLOGY POST UTME

Plants that are adapted to grow in dry land where water content is low are

Hydrophytes

Mesophytes

Xerophytes

Halophytes

35 / 50

Category: BIOLOGY POST UTME

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

Veins

Right auricle

Arteries

Left ventricle

36 / 50

Category: BIOLOGY POST UTME

Two plants with red flowers were back crossed, which of the following results indicates that the plants are heterozygous red flower, where red flowers are dominants?

75%red and 25% white

100% white

50% red and 50% white

100% red

37 / 50

Category: BIOLOGY POST UTME

The genetic make- up of an organism is called

variation

gene

genotype

phenotype

38 / 50

Category: BIOLOGY POST UTME

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

annelids

nematods

molluscs

insects

39 / 50

Category: BIOLOGY POST UTME

The order of food passage in the digestive system is

Ileum-Colon-Cecum-Rectum

Colon-Cecum-Ileum-Rectum

Colon-Ileum-Cecum-Rectum

Ileum-Cecum-Colon-Rectum

40 / 50

Category: BIOLOGY POST UTME

Circulation of blood to all parts of the body excepts the lungs is through

Systemic circulation

Pulmonary circulation

The pulmonary artery

The lymphatic system

41 / 50

Category: BIOLOGY POST UTME

The reproduction of cell is controlled by which of the following:

DNA

mRNA

RNA

Mitosis

42 / 50

Category: BIOLOGY POST UTME

The hereditary factor of the material for inheritance is

organ

ovum

gene

sex

43 / 50

Category: BIOLOGY POST UTME

The theory that new organs or characteristics develop in organisms when there is a need for them was postulated by

Lean Lamarck

Charles Darwin

Gregor Mendel

Wallace

44 / 50

Category: BIOLOGY POST UTME

Principles of heredity can be applied in one of these

medicine

biology

law

chemistry

45 / 50

Category: BIOLOGY POST UTME

Which of the following constitutes the main internal tissue of leaf?

Lower epidermis

Mesophyll

Vascular bundle

Cuticle

46 / 50

Category: BIOLOGY POST UTME

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

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

athlete must have carried out anaerobic respiration during the race

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

athlete must have eaten food containing a lactic acid

47 / 50

Category: BIOLOGY POST UTME

A sudden change in a gene or genes is called

heredity

mutation

fertilization

variation

48 / 50

Category: BIOLOGY POST UTME

Which of these does not have respiratory and circulatory systems

nematods

molluscs

insects

annelids

49 / 50

Category: BIOLOGY POST UTME

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

Fourth

Third

Second

First

50 / 50

Category: BIOLOGY POST UTME

Which of the following is used mainly for balancing in fish?

The caudal fin

The anal fin

The pectoral fin

The dorsal fin

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