JAMB UTME - Biology - 1979 | Green Bridge CBT

Ibeere 1 Ìròyìn

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

Diffusion Ìdáhùn tó tọ́

Transpiration

Osmosis

Translocation

Plasmolysis

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Movement Of Substances Into And Out Of Cells (WAEC)

Ka ìwé ẹ̀kọ́ nípa Nucleic Acids (WAEC)

Movement Of Substances Into And Out Of Cells

Nucleic Acids

Wo Idahun

Ibeere 2 Ìròyìn

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

Cell

Nucleus

Chromosome Ìdáhùn tó tọ́

Chloroplast

Gene

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

Wo Idahun

Ibeere 3 Ìròyìn

Which of these is not a type of soil?

Sand

Granite Ìdáhùn tó tọ́

Loam

Clay

Sandy loam

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Soil (JAMB)

Ka ìwé ẹ̀kọ́ nípa Soil (WAEC)

Soil

Wo Idahun

Ibeere 4 Ìròyìn

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

Meristem Ìdáhùn tó tọ́

Sclerenchyma

Phloem

Collenchyma

Pith

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Wo Idahun

Ibeere 5 Ìròyìn

Amoeba moves by means of

Cilia

Flagella

Pseudopodia Ìdáhùn tó tọ́

Swimmerets

Setae

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

Wo Idahun

Ibeere 6 Ìròyìn

One significant difference between roots and stem is that

Branch roots originate in the pericycle while stem do not Ìdáhùn tó tọ́

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

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

Wo Idahun

Ibeere 7 Ìròyìn

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 Ìdáhùn tó tọ́

The flowers are not scented

The pollen is light and smooth

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Nutrition (JAMB)

Ka ìwé ẹ̀kọ́ nípa Support And Movement (JAMB)

Nutrition

Support And Movement

Wo Idahun

Ibeere 8 Ìròyìn

The element nitrogen is utilized in

Formation of ATP

Formation of glucose

Formation of amino acid Ìdáhùn tó tọ́

Photosynthesis

None of the above

Awọn alaye Idahun

Wo Idahun

Ibeere 9 Ìròyìn

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 Ìdáhùn tó tọ́

Constructing terraces

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Soil (JAMB)

Ka ìwé ẹ̀kọ́ nípa Soil (WAEC)

Soil

Wo Idahun

Ibeere 10 Ìròyìn

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

Bulge

Contracts

Rotates

Flattens

Is rounded Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Cell Structure (WAEC)

Cell Structure

Wo Idahun

Ibeere 11 Ìròyìn

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

Excretion

Germination

Transpiration

Digestion

Photosynthesis Ìdáhùn tó tọ́

Awọn alaye Idahun

Wo Idahun

Ibeere 12 Ìròyìn

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 Ìdáhùn tó tọ́

a-d-b-c

b-a-c-d

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Protein Synthesis (WAEC)

Protein Synthesis

Wo Idahun

Ibeere 13 Ìròyìn

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 Ìdáhùn tó tọ́

Coelic artery

Awọn alaye Idahun

Wo Idahun

Ibeere 14 Ìròyìn

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

Schizocarp

Caryopsis

Samara Ìdáhùn tó tọ́

Nut

Follicle

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Ecology Of Population (WAEC)

Ka ìwé ẹ̀kọ́ nípa Natural Habitats (JAMB)

Ecology Of Population

Natural Habitats

Wo Idahun

Ibeere 15 Ìròyìn

The hepatic portal vein is characterized by

Beginning and ending with capillaries Ìdáhùn tó tọ́

Connecting the liver and the kidney

Carrying deoxygenated blood

Ending with large capillaries

Having no capillaries

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

The Cell And Its Environment: Physical And Biophysical Processes

Wo Idahun

Ibeere 16 Ìròyìn

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

grasses

grasshopper

lizards

snakes

hawks Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Food Webs And Trophic Levels (WAEC)

Ka ìwé ẹ̀kọ́ nípa Reproduction (Physical Changes In Males And Females) (WAEC)

Food Webs And Trophic Levels

Reproduction (Physical Changes In Males And Females)

Wo Idahun

Ibeere 17 Ìròyìn

A secchi disc is used in the determination of

Rainfall

Tides

Waves

Turbidity Ìdáhùn tó tọ́

Current velocity

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Relevance Of Biology To Agriculture (WAEC)

Relevance Of Biology To Agriculture

Wo Idahun

Ibeere 18 Ìròyìn

All living organism

Photosynthesize

Respire Ìdáhùn tó tọ́

Move

Feed

Transpire

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Transport: Guttation (WAEC)

Ka ìwé ẹ̀kọ́ nípa Nutrition (JAMB)

Ka ìwé ẹ̀kọ́ nípa Growth (JAMB)

Ka ìwé ẹ̀kọ́ nípa Alimentary System (WAEC)

Ka ìwé ẹ̀kọ́ nípa Ecological Components (WAEC)

Transport: Guttation

Nutrition

Growth

Alimentary System

Ecological Components

Wo Idahun

Ibeere 19 Ìròyìn

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 Ìdáhùn tó tọ́

Reproduce asexually by producing a spore

Has no chlorophyll

Awọn alaye Idahun

Wo Idahun

Ibeere 20 Ìròyìn

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

River blindness

Malaria

Polio Ìdáhùn tó tọ́

Cholera

Bilharzia (shistosoma)

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Animal Nutrition (WAEC)

Ka ìwé ẹ̀kọ́ nípa Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Animal Nutrition

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

Wo Idahun

Ibeere 21 Ìròyìn

The plumule is best described as?

Part of the cotyledon

Part of the endosperm

A miniature shoot Ìdáhùn tó tọ́

Structure near the micropyle

Structure opposite the hilum

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Nutrition (JAMB)

Nutrition

Wo Idahun

Ibeere 22 Ìròyìn

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

Ecosystem Ìdáhùn tó tọ́

Habitat

Environment

Niche

Micro habitat

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Natural Habitats (JAMB)

Ka ìwé ẹ̀kọ́ nípa Ecosystem (WAEC)

Natural Habitats

Ecosystem

Wo Idahun

Ibeere 23 Ìròyìn

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 Ìdáhùn tó tọ́

It has both endosperm and cotyledon

It has coleorhiza and coleoptile

The pericarp and seed coat are separated

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Nutrition (JAMB)

Nutrition

Wo Idahun

Ibeere 24 Ìròyìn

Which one of the following is not an excretory product?

Urine

Sweat

Faeces Ìdáhùn tó tọ́

Salts

Carbon-dioxide

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Ka ìwé ẹ̀kọ́ nípa Adaptive Colouration (WAEC)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Adaptive Colouration

Wo Idahun

Ibeere 25 Ìròyìn

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

Denitrifying bacteria

Nitrifying bacteria

Nitrogen fixing bacteria Ìdáhùn tó tọ́

Nitrogen freeing bacteria

Nitrogen putrefying bacteria

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

Wo Idahun

Ibeere 26 Ìròyìn

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

Lungs

Kidney

Leaf Ìdáhùn tó tọ́

Large intestine

Skin

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Respiration (JAMB)

Ka ìwé ẹ̀kọ́ nípa Animal Nutrition (WAEC)

Ka ìwé ẹ̀kọ́ nípa Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Ka ìwé ẹ̀kọ́ nípa The Ecology Of Populations (JAMB)

Respiration

Animal Nutrition

Excretory Systems And Mechanisms; Types Of Excretory Systems

The Ecology Of Populations

Wo Idahun

Ibeere 27 Ìròyìn

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 Ìdáhùn tó tọ́

one ovum fertilized, twins formed shortly before birth

Two ova fertilized by one sperm

one ovum fertilized by two sperm

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Genetic Terminologies (WAEC)

Genetic Terminologies

Wo Idahun

Ibeere 28 Ìròyìn

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

trap all the sunlight Ìdáhùn tó tọ́

trap a small percent of the sun energy

are primary producers

are eaten by primary consumers

contains chlorophyll

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Factors Affecting The Distribution Of Organisms (JAMB)

Ka ìwé ẹ̀kọ́ nípa Ecosystem (WAEC)

Factors Affecting The Distribution Of Organisms

Ecosystem

Wo Idahun

Ibeere 29 Ìròyìn

Magnesium is utilized in the formation of

ATP

Glucose

Amino acids

Chlorophyll Ìdáhùn tó tọ́

Fats

Awọn alaye Idahun

Wo Idahun

Ibeere 30 Ìròyìn

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

5 Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Cell Structure (WAEC)

Cell Structure

Wo Idahun

Ibeere 31 Ìròyìn

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 Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Forms In Which Living Cells Exist (WAEC)

Ka ìwé ẹ̀kọ́ nípa Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

Wo Idahun

Ibeere 32 Ìròyìn

An organism which lives on the remain of dead plant is

An endoparasite

Saprophyte Ìdáhùn tó tọ́

Commensal

Symbiont

ectoparasite

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Classification (WAEC)

Ka ìwé ẹ̀kọ́ nípa Adaptive Colouration (WAEC)

Classification

Adaptive Colouration

Wo Idahun

Ibeere 33 Ìròyìn

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

Oesophagus

Stomach

Rectum Ìdáhùn tó tọ́

Colon

Appendix

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Alimentary System (WAEC)

Alimentary System

Wo Idahun

Ibeere 34 Ìròyìn

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 Ìdáhùn tó tọ́

Awọn alaye Idahun

Wo Idahun

Ibeere 35 Ìròyìn

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

epicarp

endocarp

mesocarp Ìdáhùn tó tọ́

seed

pericarp

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Integrated Water Resources Management (WAEC)

Ka ìwé ẹ̀kọ́ nípa Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Integrated Water Resources Management

Ecological Management: Tolerance, Minimum And Maximum

Wo Idahun

Ibeere 36 Ìròyìn

The region of cell division in a root is

Root cap

Endodermis

Xylem

Piliferous layer

Meristem Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Tissues And Supporting Systems: (WAEC)

Ka ìwé ẹ̀kọ́ nípa Amoeba, Paramecium, And Euglena (WAEC)

Tissues And Supporting Systems:

Amoeba, Paramecium, And Euglena

Wo Idahun

Ibeere 37 Ìròyìn

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 Ìdáhùn tó tọ́

1:3

3:1

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Genetic Terminologies (WAEC)

Genetic Terminologies

Wo Idahun

Ibeere 38 Ìròyìn

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 Ìdáhùn tó tọ́

They cause tobacco disease

They cause polio and smallpox

Awọn alaye Idahun

Wo Idahun

Ibeere 39 Ìròyìn

Which of these is not an enzyme?

Pepsin

Gastrin Ìdáhùn tó tọ́

Amylase

Chymotrypsin

Trypsin

Awọn alaye Idahun

Wo Idahun

Ibeere 40 Ìròyìn

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

Potassium

Sodium

Copper Ìdáhùn tó tọ́

Phosphate

Nitrate

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Wo Idahun

Ibeere 41 Ìròyìn

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

achene

samara

caryopsis Ìdáhùn tó tọ́

legume

drupe

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Wo Idahun

Ibeere 42 Ìròyìn

The digestive enzyme that coagulates proteins in milk is

Ptyalin

Pepsin

Renin Ìdáhùn tó tọ́

Trypsin

Amylase

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Support And Movement (JAMB)

Ka ìwé ẹ̀kọ́ nípa Cell Structure (WAEC)

Support And Movement

Cell Structure

Wo Idahun

Ibeere 43 Ìròyìn

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

Parenchyma

Collenchymas

Sclerenchyma

Xylem Ìdáhùn tó tọ́

Phloem

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Wo Idahun

Ibeere 44 Ìròyìn

Root hair have their origin from

Endodermis

Pericycle

Cortex

Epidermis Ìdáhùn tó tọ́

Xylem

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Organization Of Life (WAEC)

Ka ìwé ẹ̀kọ́ nípa Cell Structure (WAEC)

Organization Of Life

Cell Structure

Wo Idahun

Ibeere 45 Ìròyìn

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 Ìdáhùn tó tọ́

The malpighian tubules are impermeable to water

The curticle is covered with wax

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Ka ìwé ẹ̀kọ́ nípa 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

Wo Idahun

Ibeere 46 Ìròyìn

The part of the mammalian brain responsible for maintaining balance is

Medulla oblongata

Cerebellum Ìdáhùn tó tọ́

Optic lobe

Cerebrum

Olfactory lobe

Awọn alaye Idahun

Wo Idahun

Ibeere 47 Ìròyìn

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 Ìdáhùn tó tọ́

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Support And Movement (JAMB)

Support And Movement

Wo Idahun

Ibeere 48 Ìròyìn

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

Odontoid process Ìdáhùn tó tọ́

Anterior zygapophysis

Posterior zygapophysis

Lateral spine

Centrum

Awọn alaye Idahun

Ka ìwé ẹ̀kọ́ nípa Cell Structure (WAEC)

Cell Structure

Wo Idahun

Ibeere 49 Ìròyìn

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

Symbiosis

Epiphytism

Commensalism

Parasitism Ìdáhùn tó tọ́

Mutualism

Awọn alaye Idahun

Wo Idahun

Ibeere 50 Ìròyìn

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 Ìdáhùn tó tọ́

Lactose

Awọn alaye Idahun

Wo Idahun






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