In an angiosperm leaf, the xylem is

in separate bundles from the phloem

JAMB UTME - Biology - 1985 | Green Bridge CBT

Tambaya 1 Rahoto

Atmospheric nitrogen is directly replenished in nature through

the activities of denitrifying bacteria

the breakdown of ammonium salts in the soil

the activities of nitrifying bacteria

the activities of nitrogen-fixing bacteria in root nodules

egestion, death and decay Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Nitrogen Cycle (WAEC)

Nitrogen Cycle

Duba Amsa

Tambaya 2 Rahoto

For pollen to be released in Crotalaria the insect must depress the

wing

keel Amsar da ta dace

standard

antepetalous stamen

antesepalous stamen

Bayanin Amsa

Duba Amsa

Tambaya 3 Rahoto

The characters by which an organism is recognized are termed its

phenotype Amsar da ta dace

genotype

morphology

anatomy

physiology

Bayanin Amsa

Karanta bayanin darasi akan Genetic Terminologies (WAEC)

Genetic Terminologies

Duba Amsa

Tambaya 4 Rahoto

In lower plants like mosses, the structure which performs the functions of roots of higher plants is called

root hairs

rootlets

hypae

rhizoids Amsar da ta dace

thalli

Bayanin Amsa

Duba Amsa

Tambaya 5 Rahoto

Germination which results in the cotyledons being brought above ground is called

hypocotyl

epicotyl

epigeal Amsar da ta dace

hypogeal

plumule

Bayanin Amsa

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Duba Amsa

Tambaya 6 Rahoto

A relationship between living organisms which is of mutual benefit is

parasitism

saprophtism

ecosystem

symbiosis Amsar da ta dace

commensalism

Bayanin Amsa

Karanta bayanin darasi akan Symbiotic Interactions Of Plants And Animals (JAMB)

Symbiotic Interactions Of Plants And Animals

Duba Amsa

Tambaya 7 Rahoto

Movements and positions of the head in man are detected by the

cochlea

malleus

utriculus

semicircular canals Amsar da ta dace

outer ear

Bayanin Amsa

Karanta bayanin darasi akan Sense Organs (Nose, Tongue & Skin) (WAEC)

Karanta bayanin darasi akan Nervous Coordination (WAEC)

Sense Organs (Nose, Tongue & Skin)

Nervous Coordination

Duba Amsa

Tambaya 8 Rahoto

The mammalian endocrine system is responsible for

transmitting impulse

regulating body temperature

regulating osmotic pressure of blood

chemical co-ordination Amsar da ta dace

the manufacture of blood

Bayanin Amsa

Karanta bayanin darasi akan Hormonal Coordination (WAEC)

Hormonal Coordination

Duba Amsa

Tambaya 9 Rahoto

The initial volume of water poured into 60g bag of dry soil was 50ml and the amount that drained through was 35ml. The percentage water content of the fully soaked soil is therefore

46.7

25.0

20.0

30.0

Amsar da ta dace

58.3

Bayanin Amsa

Karanta bayanin darasi akan Soil (WAEC)

Soil

Duba Amsa

Tambaya 10 Rahoto

Tsetse fly is harmful to man because it is associated with the spread of

river blindness

malaria

sleeping sickness Amsar da ta dace

leprosy

dysentry

Bayanin Amsa

Duba Amsa

Tambaya 11 Rahoto

The primary and secondary hosts respectively of bilharzia are

fish and man

man and dog

snail and man

man and snail Amsar da ta dace

fish and snail

Bayanin Amsa

Karanta bayanin darasi akan Nitrogen Cycle (WAEC)

Karanta bayanin darasi akan Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Nitrogen Cycle

Excretory Systems And Mechanisms; Types Of Excretory Systems

Duba Amsa

Tambaya 12 Rahoto

A group of similar cells performing the same function is

an organ

a system

a tissue Amsar da ta dace

an organelle

an enzymes

Bayanin Amsa

Duba Amsa

Tambaya 13 Rahoto

A young plant showing yellow leaves is likely to be deficient in

calcium

magnesium Amsar da ta dace

potassium

boron

molybdenum

Bayanin Amsa

Karanta bayanin darasi akan Modes Of Nutrition (WAEC)

Karanta bayanin darasi akan Plant Nutrition (WAEC)

Modes Of Nutrition

Plant Nutrition

Duba Amsa

Tambaya 14 Rahoto

Which of the following is NOT caused by bacteria?

Cholera

Gonorrhoea

Tuberculosis

Onchoceriasis Amsar da ta dace

Typhoid

Bayanin Amsa

Karanta bayanin darasi akan Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Karanta bayanin darasi akan Physiological Variations (WAEC)

Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals

Physiological Variations

Duba Amsa

Tambaya 15 Rahoto

Irish potato is a

bulb

tap root

rhizome

root tuber

stem tuber Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals

Morphology Of Monocotyledonous And Dicotyledonous Plants

Duba Amsa

Tambaya 16 Rahoto

Euglene is an autotrophic organism because it

has flagella

has plant and animal features

is found in water

can manufacture its food Amsar da ta dace

move fast

Bayanin Amsa

Duba Amsa

Tambaya 17 Rahoto

Irish potato is a

bulb

tap root

rhizome

root tuber

stem tuber Amsar da ta dace

Bayanin Amsa

A stem tuber forms from thickened rhizomes or stolons. The top sides of the tuber produce shoots that grow into typical stems and leaves and the under sides produce roots. They tend to form at the sides of the parent plant and are most often located near the soil surface. Irish potato is a stem tuber.

Karanta bayanin darasi akan Nitrogen Cycle (WAEC)

Karanta bayanin darasi akan Morphological Variations In The Physical Appearance Of Individuals (WAEC)

Karanta bayanin darasi akan Nutrition (JAMB)

Nitrogen Cycle

Morphological Variations In The Physical Appearance Of Individuals

Nutrition

Duba Amsa

Tambaya 18 Rahoto

In fish the sense organs which detect movements in water are located within the

gills

operculum

nostrils

median fin

lateral line Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Sense Organs (Nose, Tongue & Skin) (WAEC)

Sense Organs (Nose, Tongue & Skin)

Duba Amsa

Tambaya 19 Rahoto

Partially digested food ready to leave the stomach is referred to as

chyme Amsar da ta dace

curd

glycogen

paste

roughage

Bayanin Amsa

Karanta bayanin darasi akan Nutrition (JAMB)

Karanta bayanin darasi akan Growth (JAMB)

Nutrition

Growth

Duba Amsa

Tambaya 20 Rahoto

In which of the following groups of animals are flagella and cilia found?

Flatworms

Annelids

Coelenterates

protozoa

Amsar da ta dace

Nematodes

Bayanin Amsa

Flagella and cilia are found in protozoa. Flagella are slender thread-like structures, especially microscopic whip-like appendages which enables many protozoa, bacteria, spermatozoa, etc. to swim. Cilia are microscopic, hair-like structures that extend outwardfrom the surface of protozoan cells.

Karanta bayanin darasi akan Forms In Which Living Cells Exist (WAEC)

Karanta bayanin darasi akan Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

Duba Amsa

Tambaya 21 Rahoto

A food substance which produces red colouration with Sudan III contain

protein

sugar

starch

cellulose

fat Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Nutrition (JAMB)

Karanta bayanin darasi akan Nucleic Acids (WAEC)

Nutrition

Nucleic Acids

Duba Amsa

Tambaya 22 Rahoto

If a child can receive blood from all donors , he belongs to the blood group

AB Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Blood Transfusion (WAEC)

Blood Transfusion

Duba Amsa

Tambaya 23 Rahoto

If calcium is deficient in food this may cause

anaemia

retarded growth Amsar da ta dace

sterility

goitre

beri-beri

Bayanin Amsa

Calcium helps in the growth of bones and teeth.

Karanta bayanin darasi akan Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

Duba Amsa

Tambaya 24 Rahoto

Each of the following is an anthropod EXCEPT the

crab

spider

snail

Amsar da ta dace

milipede

cockroach

Bayanin Amsa

Karanta bayanin darasi akan Forms In Which Living Cells Exist (WAEC)

Karanta bayanin darasi akan Microorganisms: Man And Health (WAEC)

Karanta bayanin darasi akan Theories Of Evolution (JAMB)

Forms In Which Living Cells Exist

Microorganisms: Man And Health

Theories Of Evolution

Duba Amsa

Tambaya 25 Rahoto

Which of the following represents the sequence of protein hydrolysis? 1. polypeptides 2. Amino acides 3. Proteins 4. Peptones

3 → 1 → 2 → 4

3 → 2 →4 → 1

3 → 1 →2 → 4

3 → 4 → 1 → 2 Amsar da ta dace

3 → 1 → 4 → 2

Bayanin Amsa

Karanta bayanin darasi akan Protein Synthesis (WAEC)

Protein Synthesis

Duba Amsa

Tambaya 26 Rahoto

Which of the following food chains is in the correct sequence?

Weeds → Tadpole → Beetles → Fish → Man Amsar da ta dace

Weeds → Tadpole → Fish → Beetles → Man

Tadpole → Beetles →Weeds → Man → Fish

Man → Fish → Beetles → Tadpole → Weeds

Fish → Beetles → Weeds → Man → Tadpoles

Bayanin Amsa

Karanta bayanin darasi akan Food Webs And Trophic Levels (WAEC)

Karanta bayanin darasi akan Ecosystem (WAEC)

Food Webs And Trophic Levels

Ecosystem

Duba Amsa

Tambaya 27 Rahoto

The maize grain is a fruit and not a seed because it

has a large endosperm

is formed from an ovary Amsar da ta dace

is a monocotyledon

has no plumule and radicle

has a hypogeal germination

Bayanin Amsa

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Karanta bayanin darasi akan Natural Habitats (JAMB)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Natural Habitats

Duba Amsa

Tambaya 28 Rahoto

Blood platelets are important because they are

amoeboid and nucleated

produce antitoxins

produce antibodies

digest harmful bacteria

release thrombin for blood clothing Amsar da ta dace

Bayanin Amsa

Duba Amsa

Tambaya 29 Rahoto

Which of the following events does NOT occur during anaerobic respiration of glucose?

Muscle cells produce lactic acid

Carbon dioxide is produced Amsar da ta dace

Milk bacteria produce lactic acid

Energy is not produced

Germinating seeds produced alcohol

Bayanin Amsa

Karanta bayanin darasi akan Cellular Respiration (WAEC)

Cellular Respiration

Duba Amsa

Tambaya 30 Rahoto

Identify which of the following are characteristics of the vertebrate respiratory surface 1. Moist 2. Vascularized 3. Semipermeable 4. Freely permeable 5. Dry

1, 2, 3 Amsar da ta dace

1, 2, 5

2, 3, 5

2, 4, 5

1, 3, 5

Bayanin Amsa

Karanta bayanin darasi akan Cellular Respiration (WAEC)

Karanta bayanin darasi akan Organization Of Life (WAEC)

Karanta bayanin darasi akan Movement (WAEC)

Cellular Respiration

Organization Of Life

Movement

Duba Amsa

Tambaya 31 Rahoto

Bowman's capsule is located in the part labeled

2 Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Cell Structure (WAEC)

Cell Structure

Duba Amsa

Tambaya 32 Rahoto

The appendicular skeleton is made up of the

limbs

skull and limbs

phalanges

ulna and radius

girdles and limbs Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Organization Of Life (WAEC)

Karanta bayanin darasi akan Tissues And Supporting Systems: (WAEC)

Organization Of Life

Tissues And Supporting Systems:

Duba Amsa

Tambaya 33 Rahoto

In mammals, the function of the sebaceous gland is to

produce sweat

secrete sodium choride

secrete water

produce an oily substance Amsar da ta dace

manufacture vitamin D for the skin

Bayanin Amsa

Karanta bayanin darasi akan Structural Adaptation For Survival (WAEC)

Karanta bayanin darasi akan Irritability As A Basic Characteristic Of Protoplasm (WAEC)

Structural Adaptation For Survival

Irritability As A Basic Characteristic Of Protoplasm

Duba Amsa

Tambaya 34 Rahoto

In mammals, stimulus is transferred from the receptor muscles to the central nervous system through the

motor neurons

effector muscles

dendrites

sensory neurons Amsar da ta dace

synapses

Bayanin Amsa

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Karanta bayanin darasi akan Properties And Functions Of The Living Cell (WAEC)

Karanta bayanin darasi akan Nucleic Acids (WAEC)

Karanta bayanin darasi akan Spirogyra And Rhizopus (WAEC)

Karanta bayanin darasi akan Nervous Coordination (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Properties And Functions Of The Living Cell

Nucleic Acids

Spirogyra And Rhizopus

Nervous Coordination

Duba Amsa

Tambaya 35 Rahoto

If a flower is protandrous then it

must be unisexual

has an undeveloped androecium

has no androecium

must be insect-pollinated

can prevent self pollination Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Nutrition (JAMB)

Nutrition

Duba Amsa

Tambaya 36 Rahoto

Which of the following is seed bearing?

Mosses

Whistling pine Amsar da ta dace

Algal filament

liverwort

Fern fronds

Bayanin Amsa

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Karanta bayanin darasi akan Cell Structure (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Cell Structure

Duba Amsa

Tambaya 37 Rahoto

Re-absorption of useful materials takes place in the part labelled

1 and 3

3 and 5

5 and 6

6 and 7

2 and 4 Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Karanta bayanin darasi akan Support And Movement (JAMB)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Support And Movement

Duba Amsa

Tambaya 38 Rahoto

Water retention is highest in soils which are rich in

sand, poor in humus and devoid of clay

clay and sand, but poor in humus

clay and humus, but poor in sand

clay, poor in humus and devoid of sand Amsar da ta dace

sand and humus, but poor in clay

Bayanin Amsa

Karanta bayanin darasi akan Soil (JAMB)

Karanta bayanin darasi akan Soil (WAEC)

Soil

Duba Amsa

Tambaya 39 Rahoto

The hereditary material in a cell is known as

ADP

CNS

RNA

ATP

DNA Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Identification Of Organisms Using Biological Keys (WAEC)

Identification Of Organisms Using Biological Keys

Duba Amsa

Tambaya 40 Rahoto

At what stage in the life history of a toad is its mode of breathing similar to that of fish?

Tadpole stage Amsar da ta dace

External gill stage

Adult stage

Internal gill stage

Larval stage

Bayanin Amsa

Karanta bayanin darasi akan Classification (WAEC)

Karanta bayanin darasi akan Movement (WAEC)

Classification

Movement

Duba Amsa

Tambaya 41 Rahoto

which of the following is NOT true of mucor? it

contains chlorophll Amsar da ta dace

grows saprophytically

bears spores in sporangium

consist of hypae

reproduces by conjugation

Bayanin Amsa

Duba Amsa

Tambaya 42 Rahoto

In spirogyra, the pyrenoid

excretes waste products

is suspended by cytoplasmic strands

is mainly used for respiration

usually contains starch Amsar da ta dace

makes the plants slimy to touch

Bayanin Amsa

Karanta bayanin darasi akan Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

Duba Amsa

Tambaya 43 Rahoto

The function of lymph nodes is to

supply oxygen

filter out bacteria Amsar da ta dace

form red blood cells

supply amino acids

supply simple sugars

Bayanin Amsa

Karanta bayanin darasi akan Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Karanta bayanin darasi akan Food Webs And Trophic Levels (WAEC)

Karanta bayanin darasi akan Natural Habitats (JAMB)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Food Webs And Trophic Levels

Natural Habitats

Duba Amsa

Tambaya 44 Rahoto

In which of the following groups of animals are flagella and cilia found?

Flatworms

Annelids

Coelenterates

protozoa Amsar da ta dace

Nematodes

Bayanin Amsa

Karanta bayanin darasi akan Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

Duba Amsa

Tambaya 45 Rahoto

Which of the following is common to a dicotyledonous stem and monocotyledonous root?

Medullary rays

Central pith Amsar da ta dace

Wide cortex

Narrow cortex

Pericycle fibres

Bayanin Amsa

Karanta bayanin darasi akan Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Karanta bayanin darasi akan Natural Habitats (JAMB)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Natural Habitats

Duba Amsa

Tambaya 46 Rahoto

The vein which returns blood from the head and arms to the heart is called

aorta

inferior vena cava

superior vena cava Amsar da ta dace

pulmonary vein

pulmonary artery

Bayanin Amsa

Karanta bayanin darasi akan Ecological Management (WAEC)

Ecological Management

Duba Amsa

Tambaya 47 Rahoto

The origin of mineral particles in the soil is

humus

water

micro-organisms

weathered rock

organic matter Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Soil (JAMB)

Karanta bayanin darasi akan Soil (WAEC)

Karanta bayanin darasi akan Internal Structure Of A Flowering Plant (JAMB)

Soil

Internal Structure Of A Flowering Plant

Duba Amsa

Tambaya 48 Rahoto

Bryophtes are different from flower because they

live in moist habita

are small plants

reproduce sexually and asexually

have small leaves

have no vascular tissue Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Forms In Which Living Cells Exist (WAEC)

Karanta bayanin darasi akan Physiological Variations (WAEC)

Forms In Which Living Cells Exist

Physiological Variations

Duba Amsa

Tambaya 49 Rahoto

Soil erosion CANNOT be controlled by

planting cover crops

contouring of sloping ground

terracing of slopes

laying of mulch

burning of bush

Amsar da ta dace

Bayanin Amsa

Karanta bayanin darasi akan Soil (JAMB)

Soil

Duba Amsa

Tambaya 50 Rahoto

An old man is likely to be long-sighted because age affects the

optic nerves

retina Amsar da ta dace

ciliary muscles

cornea

aqueous humour

Bayanin Amsa

Duba Amsa






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