JAMB UTME - Biology - 1979 | Green Bridge CBT

Vraag 1 Verslag

In the figure above the cell which controls the opening and closing of stomatal pore is

5 Juist antwoord

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Lees lesnotitie op Cell Structure (WAEC)

Cell Structure

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Vraag 2 Verslag

One significant difference between roots and stem is that

Branch roots originate in the pericycle while stem do not Juist antwoord

Stems are always bove the ground while root are always below the ground

Stems are positively geotropic while roots are negatively geotropic

Stem are sometime used for storage while roots are never used

Stems grow in both length and circumference while root grow only in length

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Lees lesnotitie op Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

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Vraag 3 Verslag

In which of the following tissue do the cells have the ability to divide?

Meristem Juist antwoord

Sclerenchyma

Phloem

Collenchyma

Pith

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Lees lesnotitie op Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

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Vraag 4 Verslag

Which one of the following is not an excretory product?

Urine

Sweat

Faeces Juist antwoord

Salts

Carbon-dioxide

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Lees lesnotitie op Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lees lesnotitie op Adaptive Colouration (WAEC)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Adaptive Colouration

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Vraag 5 Verslag

One of the following statement is not true of viruses

They are micro-organisms

They are smaller than bacteria

They can be seen with an ordinary light microscope Juist antwoord

They cause tobacco disease

They cause polio and smallpox

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Vraag 6 Verslag

An organism which lives on the remain of dead plant is

An endoparasite

Saprophyte Juist antwoord

Commensal

Symbiont

ectoparasite

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Lees lesnotitie op Classification (WAEC)

Lees lesnotitie op Adaptive Colouration (WAEC)

Classification

Adaptive Colouration

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Vraag 7 Verslag

The dry indehiscent, winged fruit formed from one one carpel is known as

Schizocarp

Caryopsis

Samara Juist antwoord

Nut

Follicle

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Lees lesnotitie op Ecology Of Population (WAEC)

Lees lesnotitie op Natural Habitats (JAMB)

Ecology Of Population

Natural Habitats

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Vraag 8 Verslag

The hepatic portal vein is characterized by

Beginning and ending with capillaries Juist antwoord

Connecting the liver and the kidney

Carrying deoxygenated blood

Ending with large capillaries

Having no capillaries

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Lees lesnotitie op The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

The Cell And Its Environment: Physical And Biophysical Processes

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Vraag 9 Verslag

The region of cell division in a root is

Root cap

Endodermis

Xylem

Piliferous layer

Meristem Juist antwoord

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Lees lesnotitie op Tissues And Supporting Systems: (WAEC)

Lees lesnotitie op Amoeba, Paramecium, And Euglena (WAEC)

Tissues And Supporting Systems:

Amoeba, Paramecium, And Euglena

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Vraag 10 Verslag

Which of these is not a type of soil?

Sand

Granite Juist antwoord

Loam

Clay

Sandy loam

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Lees lesnotitie op Soil (JAMB)

Lees lesnotitie op Soil (WAEC)

Soil

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Vraag 11 Verslag

Which of these is not true? grass in the above food chain

trap all the sunlight Juist antwoord

trap a small percent of the sun energy

are primary producers

are eaten by primary consumers

contains chlorophyll

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Lees lesnotitie op Factors Affecting The Distribution Of Organisms (JAMB)

Lees lesnotitie op Ecosystem (WAEC)

Factors Affecting The Distribution Of Organisms

Ecosystem

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Vraag 12 Verslag

Amoeba moves by means of

Cilia

Flagella

Pseudopodia Juist antwoord

Swimmerets

Setae

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Lees lesnotitie op Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

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Vraag 13 Verslag

If you cross breed a tall variety (Tt) of maize with a short variety (tt), the ratio of tall to short plants in the offspring will be

2:1

1:2

1:1 Juist antwoord

1:3

3:1

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Lees lesnotitie op Genetic Terminologies (WAEC)

Genetic Terminologies

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Vraag 14 Verslag

The complex relationship between the members of a community and between the community as a whole and its physical environment is

Ecosystem Juist antwoord

Habitat

Environment

Niche

Micro habitat

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Lees lesnotitie op Natural Habitats (JAMB)

Lees lesnotitie op Ecosystem (WAEC)

Natural Habitats

Ecosystem

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Vraag 15 Verslag

A secchi disc is used in the determination of

Rainfall

Tides

Waves

Turbidity Juist antwoord

Current velocity

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Lees lesnotitie op Relevance Of Biology To Agriculture (WAEC)

Relevance Of Biology To Agriculture

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Vraag 16 Verslag

The arrangements below are steps in protein digestion. Which is the correct sequence?
A. polypetides B.protein C. amino-acids D.peptones

a-b-c-d

c-d-a-b

b-d-a-c Juist antwoord

a-d-b-c

b-a-c-d

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Lees lesnotitie op Protein Synthesis (WAEC)

Protein Synthesis

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Vraag 17 Verslag

Which of these statement below is not a characteristic of wind pollinated flower?

Stigmas are usually large and feathery

Nectar is usually absent

The pollen grains have rough spiny surfaces Juist antwoord

The flowers are not scented

The pollen is light and smooth

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Lees lesnotitie op Nutrition (JAMB)

Lees lesnotitie op Support And Movement (JAMB)

Nutrition

Support And Movement

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Vraag 18 Verslag

Which of the substance listed below is a trace element of plants?

Potassium

Sodium

Copper Juist antwoord

Phosphate

Nitrate

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Lees lesnotitie op Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

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Vraag 19 Verslag

The one-seeded fuit in which the pericarp and the seed coat have become fused together is known as

achene

samara

caryopsis Juist antwoord

legume

drupe

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Lees lesnotitie op Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Vraag 20 Verslag

Which of these is not an enzyme?

Pepsin

Gastrin Juist antwoord

Amylase

Chymotrypsin

Trypsin

Antwoorddetails

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Vraag 21 Verslag

Alkaline pyrogallol was used in an experiment. That experiment must have been connected with

Excretion

Germination

Transpiration

Digestion

Photosynthesis Juist antwoord

Antwoorddetails

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Vraag 22 Verslag

The figure above is a section of a drupe. The part numbered 2 is

epicarp

endocarp

mesocarp Juist antwoord

seed

pericarp

Antwoorddetails

Lees lesnotitie op Integrated Water Resources Management (WAEC)

Lees lesnotitie op Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Integrated Water Resources Management

Ecological Management: Tolerance, Minimum And Maximum

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Vraag 23 Verslag

Bacteria inhabiting legume root nodules and which add atmospheric nitrogen to the soil are referred to as

Denitrifying bacteria

Nitrifying bacteria

Nitrogen fixing bacteria Juist antwoord

Nitrogen freeing bacteria

Nitrogen putrefying bacteria

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Lees lesnotitie op Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

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Vraag 24 Verslag

The major function of contractile vacuole in amoeba is

to secrete enzyme to digest food particles

to store excess food materials

to excrete nitrogenous waste

to absorb water from the surrounding

to collect and expel water in the cytoplasm Juist antwoord

Antwoorddetails

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Vraag 25 Verslag

The farmer cannot check soil erosion effectively by

Constructing is ridges of planting across the slope

Cultivating cover crops

Practising strip farming

Clearing the land of vegetation Juist antwoord

Constructing terraces

Antwoorddetails

Lees lesnotitie op Soil (JAMB)

Lees lesnotitie op Soil (WAEC)

Soil

Bekijk antwoord

Vraag 26 Verslag

The maize grain is regarded as a fruit and not a seed because

It is covered by a sheath of leaves

The testa and fruit wall fuse after fertilization Juist antwoord

It has both endosperm and cotyledon

It has coleorhiza and coleoptile

The pericarp and seed coat are separated

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Lees lesnotitie op Nutrition (JAMB)

Nutrition

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Vraag 27 Verslag

In which of these association is much harm done to one of the partners?

Symbiosis

Epiphytism

Commensalism

Parasitism Juist antwoord

Mutualism

Antwoorddetails

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Vraag 28 Verslag

All living organism

Photosynthesize

Respire Juist antwoord

Move

Feed

Transpire

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Lees lesnotitie op Transport: Guttation (WAEC)

Lees lesnotitie op Nutrition (JAMB)

Lees lesnotitie op Growth (JAMB)

Lees lesnotitie op Alimentary System (WAEC)

Lees lesnotitie op Ecological Components (WAEC)

Transport: Guttation

Nutrition

Growth

Alimentary System

Ecological Components

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Vraag 29 Verslag

The plumule is best described as?

Part of the cotyledon

Part of the endosperm

A miniature shoot Juist antwoord

Structure near the micropyle

Structure opposite the hilum

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Lees lesnotitie op Nutrition (JAMB)

Nutrition

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Vraag 30 Verslag

The movement of molecules from a region of higher concentration to one of lower concentration is

Diffusion Juist antwoord

Transpiration

Osmosis

Translocation

Plasmolysis

Antwoorddetails

Lees lesnotitie op Movement Of Substances Into And Out Of Cells (WAEC)

Lees lesnotitie op Nucleic Acids (WAEC)

Movement Of Substances Into And Out Of Cells

Nucleic Acids

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Vraag 31 Verslag

The blood vessel which carries digested food from the small intestine to the liver is the

Renal vain

Renal artery

Hepatic artery

Hepatic portal vein Juist antwoord

Coelic artery

Antwoorddetails

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Vraag 32 Verslag

Which one of the following option is not true for mucor of Rhizophus? it

Grows on moist dead organic matter

Is a plant

Has cellulose cell-wall Juist antwoord

Reproduce asexually by producing a spore

Has no chlorophyll

Antwoorddetails

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Vraag 33 Verslag

The digestive enzyme that coagulates proteins in milk is

Ptyalin

Pepsin

Renin Juist antwoord

Trypsin

Amylase

Antwoorddetails

Lees lesnotitie op Support And Movement (JAMB)

Lees lesnotitie op Cell Structure (WAEC)

Support And Movement

Cell Structure

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Vraag 34 Verslag

Which of the following statements is not true of paramecium?

It is slipper-shaped

The anterior end is blunt

The gullet is lined with cilia

It has an anal pore

Its vacuole is stationary Juist antwoord

Antwoorddetails

Lees lesnotitie op Forms In Which Living Cells Exist (WAEC)

Lees lesnotitie op Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

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Vraag 35 Verslag

Magnesium is utilized in the formation of

ATP

Glucose

Amino acids

Chlorophyll Juist antwoord

Fats

Antwoorddetails

Bekijk antwoord

Vraag 36 Verslag

Insect show consideration powers of water conservation. This is due to the fact that

The chitinous cuticle is impregnated with tanned protein

Nitrogenous waste is eliminated as urea

Chitin is impermeable to water Juist antwoord

The malpighian tubules are impermeable to water

The curticle is covered with wax

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Lees lesnotitie op Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lees lesnotitie op The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

Excretory Systems And Mechanisms; Types Of Excretory Systems

The Cell And Its Environment: Physical And Biophysical Processes

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Vraag 37 Verslag

Grasses grasshopper lizard snakes hawks. In the food chain, the organism which are the least in number are

grasses

grasshopper

lizards

snakes

hawks Juist antwoord

Antwoorddetails

Lees lesnotitie op Food Webs And Trophic Levels (WAEC)

Lees lesnotitie op Reproduction (Physical Changes In Males And Females) (WAEC)

Food Webs And Trophic Levels

Reproduction (Physical Changes In Males And Females)

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Vraag 38 Verslag

Which of the following is not an excretory organ in animals?

Lungs

Kidney

Leaf Juist antwoord

Large intestine

Skin

Antwoorddetails

Lees lesnotitie op Respiration (JAMB)

Lees lesnotitie op Animal Nutrition (WAEC)

Lees lesnotitie op Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lees lesnotitie op The Ecology Of Populations (JAMB)

Respiration

Animal Nutrition

Excretory Systems And Mechanisms; Types Of Excretory Systems

The Ecology Of Populations

Bekijk antwoord

Vraag 39 Verslag

The part of the mammalian brain responsible for maintaining balance is

Medulla oblongata

Cerebellum Juist antwoord

Optic lobe

Cerebrum

Olfactory lobe

Antwoorddetails

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Vraag 40 Verslag

Which of these is the terminal portion of the alimentary canal of a mammal?

Oesophagus

Stomach

Rectum Juist antwoord

Colon

Appendix

Antwoorddetails

Lees lesnotitie op Alimentary System (WAEC)

Alimentary System

Bekijk antwoord

Vraag 41 Verslag

When the ciliary muscles of the eye contract, the eye lens

Bulge

Contracts

Rotates

Flattens

Is rounded Juist antwoord

Antwoorddetails

Lees lesnotitie op Cell Structure (WAEC)

Cell Structure

Bekijk antwoord

Vraag 42 Verslag

A gland in the human body secretes two hormones, one of which causes a disease called diabetes when there is a deficiency. Which of these organ produce the hormone?

spleen

Parathyroid

Adrenal body

Thyroid

Pancreas Juist antwoord

Antwoorddetails

Lees lesnotitie op Support And Movement (JAMB)

Support And Movement

Bekijk antwoord

Vraag 43 Verslag

Which of the structure listed below is peculiar to the axis vertebra?

Odontoid process Juist antwoord

Anterior zygapophysis

Posterior zygapophysis

Lateral spine

Centrum

Antwoorddetails

Lees lesnotitie op Cell Structure (WAEC)

Cell Structure

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Vraag 44 Verslag

A sugar solution was boiled with fehling’s solution A and B and the colour remained blue. The sugar tested was

Glucose

Maltose

Fructose

Sucrose Juist antwoord

Lactose

Antwoorddetails

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Vraag 45 Verslag

which of these diseases cannot be controlled by killing the vector?

River blindness

Malaria

Polio Juist antwoord

Cholera

Bilharzia (shistosoma)

Antwoorddetails

Lees lesnotitie op Animal Nutrition (WAEC)

Lees lesnotitie op Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Animal Nutrition

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

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Vraag 46 Verslag

Identical twins are produced under one of the following conditions

Two oval fertilized at the same time by two sperm

one ovum ferilized divides to give two embryos Juist antwoord

one ovum fertilized, twins formed shortly before birth

Two ova fertilized by one sperm

one ovum fertilized by two sperm

Antwoorddetails

Lees lesnotitie op Genetic Terminologies (WAEC)

Genetic Terminologies

Bekijk antwoord

Vraag 47 Verslag

The element nitrogen is utilized in

Formation of ATP

Formation of glucose

Formation of amino acid Juist antwoord

Photosynthesis

None of the above

Antwoorddetails

Bekijk antwoord

Vraag 48 Verslag

Which of these tissue serves the function of support and water conduction

Parenchyma

Collenchymas

Sclerenchyma

Xylem Juist antwoord

Phloem

Antwoorddetails

Lees lesnotitie op Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Bekijk antwoord

Vraag 49 Verslag

Root hair have their origin from

Endodermis

Pericycle

Cortex

Epidermis Juist antwoord

Xylem

Antwoorddetails

Lees lesnotitie op Organization Of Life (WAEC)

Lees lesnotitie op Cell Structure (WAEC)

Organization Of Life

Cell Structure

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Vraag 50 Verslag

The carrier of the hereditary character in plants and animal is the

Cell

Nucleus

Chromosome Juist antwoord

Chloroplast

Gene

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Lees lesnotitie op Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

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