JAMB UTME - Biology - 1979 | Green Bridge CBT

Question 1 Report

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

Cell

Nucleus

Chromosome Correct answer

Chloroplast

Gene

Answer Details

Read lesson note on Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

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Question 2 Report

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 Correct answer

Reproduce asexually by producing a spore

Has no chlorophyll

Answer Details

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Question 3 Report

The hepatic portal vein is characterized by

Beginning and ending with capillaries Correct answer

Connecting the liver and the kidney

Carrying deoxygenated blood

Ending with large capillaries

Having no capillaries

Answer Details

Read lesson note on The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

The Cell And Its Environment: Physical And Biophysical Processes

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Question 4 Report

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 Correct answer

Constructing terraces

Answer Details

Read lesson note on Soil (JAMB)

Read lesson note on Soil (WAEC)

Soil

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Question 5 Report

A secchi disc is used in the determination of

Rainfall

Tides

Waves

Turbidity Correct answer

Current velocity

Answer Details

Read lesson note on Relevance Of Biology To Agriculture (WAEC)

Relevance Of Biology To Agriculture

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Question 6 Report

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

5 Correct answer

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Question 7 Report

All living organism

Photosynthesize

Respire Correct answer

Move

Feed

Transpire

Answer Details

Read lesson note on Transport: Guttation (WAEC)

Read lesson note on Nutrition (JAMB)

Read lesson note on Growth (JAMB)

Read lesson note on Alimentary System (WAEC)

Read lesson note on Ecological Components (WAEC)

Transport: Guttation

Nutrition

Growth

Alimentary System

Ecological Components

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Question 8 Report

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

Parenchyma

Collenchymas

Sclerenchyma

Xylem Correct answer

Phloem

Answer Details

Read lesson note on Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

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Question 9 Report

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 Correct answer

Answer Details

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Question 10 Report

Which one of the following is not an excretory product?

Urine

Sweat

Faeces Correct answer

Salts

Carbon-dioxide

Answer Details

Read lesson note on Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Read lesson note on Adaptive Colouration (WAEC)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Adaptive Colouration

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Question 11 Report

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

Denitrifying bacteria

Nitrifying bacteria

Nitrogen fixing bacteria Correct answer

Nitrogen freeing bacteria

Nitrogen putrefying bacteria

Answer Details

Read lesson note on Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

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Question 12 Report

An organism which lives on the remain of dead plant is

An endoparasite

Saprophyte Correct answer

Commensal

Symbiont

ectoparasite

Answer Details

Read lesson note on Classification (WAEC)

Read lesson note on Adaptive Colouration (WAEC)

Classification

Adaptive Colouration

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Question 13 Report

Magnesium is utilized in the formation of

ATP

Glucose

Amino acids

Chlorophyll Correct answer

Fats

Answer Details

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Question 14 Report

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

Symbiosis

Epiphytism

Commensalism

Parasitism Correct answer

Mutualism

Answer Details

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Question 15 Report

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

Meristem Correct answer

Sclerenchyma

Phloem

Collenchyma

Pith

Answer Details

Read lesson note on Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

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Question 16 Report

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

Oesophagus

Stomach

Rectum Correct answer

Colon

Appendix

Answer Details

Read lesson note on Alimentary System (WAEC)

Alimentary System

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Question 17 Report

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

Excretion

Germination

Transpiration

Digestion

Photosynthesis Correct answer

Answer Details

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Question 18 Report

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

Lungs

Kidney

Leaf Correct answer

Large intestine

Skin

Answer Details

Read lesson note on Respiration (JAMB)

Read lesson note on Animal Nutrition (WAEC)

Read lesson note on Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Read lesson note on The Ecology Of Populations (JAMB)

Respiration

Animal Nutrition

Excretory Systems And Mechanisms; Types Of Excretory Systems

The Ecology Of Populations

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Question 19 Report

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 Correct answer

The flowers are not scented

The pollen is light and smooth

Answer Details

Read lesson note on Nutrition (JAMB)

Read lesson note on Support And Movement (JAMB)

Nutrition

Support And Movement

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Question 20 Report

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

Ecosystem Correct answer

Habitat

Environment

Niche

Micro habitat

Answer Details

Read lesson note on Natural Habitats (JAMB)

Read lesson note on Ecosystem (WAEC)

Natural Habitats

Ecosystem

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Question 21 Report

The digestive enzyme that coagulates proteins in milk is

Ptyalin

Pepsin

Renin Correct answer

Trypsin

Amylase

Answer Details

Read lesson note on Support And Movement (JAMB)

Read lesson note on Cell Structure (WAEC)

Support And Movement

Cell Structure

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Question 22 Report

The element nitrogen is utilized in

Formation of ATP

Formation of glucose

Formation of amino acid Correct answer

Photosynthesis

None of the above

Answer Details

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Question 23 Report

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

trap all the sunlight Correct answer

trap a small percent of the sun energy

are primary producers

are eaten by primary consumers

contains chlorophyll

Answer Details

Read lesson note on Factors Affecting The Distribution Of Organisms (JAMB)

Read lesson note on Ecosystem (WAEC)

Factors Affecting The Distribution Of Organisms

Ecosystem

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Question 24 Report

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 Correct answer

1:3

3:1

Answer Details

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

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Question 25 Report

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 Correct answer

They cause tobacco disease

They cause polio and smallpox

Answer Details

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Question 26 Report

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

epicarp

endocarp

mesocarp Correct answer

seed

pericarp

Answer Details

Read lesson note on Integrated Water Resources Management (WAEC)

Read lesson note on Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Integrated Water Resources Management

Ecological Management: Tolerance, Minimum And Maximum

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Question 27 Report

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

grasses

grasshopper

lizards

snakes

hawks Correct answer

Answer Details

Read lesson note on Food Webs And Trophic Levels (WAEC)

Read lesson note on Reproduction (Physical Changes In Males And Females) (WAEC)

Food Webs And Trophic Levels

Reproduction (Physical Changes In Males And Females)

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Question 28 Report

Amoeba moves by means of

Cilia

Flagella

Pseudopodia Correct answer

Swimmerets

Setae

Answer Details

Read lesson note on Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

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Question 29 Report

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

achene

samara

caryopsis Correct answer

legume

drupe

Answer Details

Read lesson note on Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Question 30 Report

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 Correct answer

The malpighian tubules are impermeable to water

The curticle is covered with wax

Answer Details

Read lesson note on Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Read lesson note on 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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Question 31 Report

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

Diffusion Correct answer

Transpiration

Osmosis

Translocation

Plasmolysis

Answer Details

Read lesson note on Movement Of Substances Into And Out Of Cells (WAEC)

Read lesson note on Nucleic Acids (WAEC)

Movement Of Substances Into And Out Of Cells

Nucleic Acids

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Question 32 Report

The region of cell division in a root is

Root cap

Endodermis

Xylem

Piliferous layer

Meristem Correct answer

Answer Details

Read lesson note on Tissues And Supporting Systems: (WAEC)

Read lesson note on Amoeba, Paramecium, And Euglena (WAEC)

Tissues And Supporting Systems:

Amoeba, Paramecium, And Euglena

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Question 33 Report

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 Correct answer

Lactose

Answer Details

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Question 34 Report

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 Correct answer

It has both endosperm and cotyledon

It has coleorhiza and coleoptile

The pericarp and seed coat are separated

Answer Details

Read lesson note on Nutrition (JAMB)

Nutrition

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Question 35 Report

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 Correct answer

a-d-b-c

b-a-c-d

Answer Details

Read lesson note on Protein Synthesis (WAEC)

Protein Synthesis

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Question 36 Report

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

Odontoid process Correct answer

Anterior zygapophysis

Posterior zygapophysis

Lateral spine

Centrum

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Question 37 Report

The part of the mammalian brain responsible for maintaining balance is

Medulla oblongata

Cerebellum Correct answer

Optic lobe

Cerebrum

Olfactory lobe

Answer Details

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Question 38 Report

Root hair have their origin from

Endodermis

Pericycle

Cortex

Epidermis Correct answer

Xylem

Answer Details

Read lesson note on Organization Of Life (WAEC)

Read lesson note on Cell Structure (WAEC)

Organization Of Life

Cell Structure

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Question 39 Report

The plumule is best described as?

Part of the cotyledon

Part of the endosperm

A miniature shoot Correct answer

Structure near the micropyle

Structure opposite the hilum

Answer Details

Read lesson note on Nutrition (JAMB)

Nutrition

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Question 40 Report

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 Correct answer

Answer Details

Read lesson note on Forms In Which Living Cells Exist (WAEC)

Read lesson note on Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

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Question 41 Report

One significant difference between roots and stem is that

Branch roots originate in the pericycle while stem do not Correct answer

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

Answer Details

Read lesson note on Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

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Question 42 Report

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

Schizocarp

Caryopsis

Samara Correct answer

Nut

Follicle

Answer Details

Read lesson note on Ecology Of Population (WAEC)

Read lesson note on Natural Habitats (JAMB)

Ecology Of Population

Natural Habitats

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Question 43 Report

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 Correct answer

Coelic artery

Answer Details

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Question 44 Report

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

Bulge

Contracts

Rotates

Flattens

Is rounded Correct answer

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Question 45 Report

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 Correct answer

one ovum fertilized, twins formed shortly before birth

Two ova fertilized by one sperm

one ovum fertilized by two sperm

Answer Details

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

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Question 46 Report

Which of these is not an enzyme?

Pepsin

Gastrin Correct answer

Amylase

Chymotrypsin

Trypsin

Answer Details

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Question 47 Report

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

Potassium

Sodium

Copper Correct answer

Phosphate

Nitrate

Answer Details

Read lesson note on Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

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Question 48 Report

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

River blindness

Malaria

Polio Correct answer

Cholera

Bilharzia (shistosoma)

Answer Details

Read lesson note on Animal Nutrition (WAEC)

Read lesson note on 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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Question 49 Report

Which of these is not a type of soil?

Sand

Granite Correct answer

Loam

Clay

Sandy loam

Answer Details

Read lesson note on Soil (JAMB)

Read lesson note on Soil (WAEC)

Soil

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Question 50 Report

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 Correct answer

Answer Details

Read lesson note on Support And Movement (JAMB)

Support And Movement

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