JAMB UTME - Biology - 1979 | Green Bridge CBT

Question 1 Rapport

The part of the mammalian brain responsible for maintaining balance is

Medulla oblongata

Cerebellum Bonne réponse

Optic lobe

Cerebrum

Olfactory lobe

Détails de la réponse

Voir la réponse

Question 2 Rapport

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 Bonne réponse

Reproduce asexually by producing a spore

Has no chlorophyll

Détails de la réponse

Voir la réponse

Question 3 Rapport

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 Bonne réponse

Constructing terraces

Détails de la réponse

Lisez la note de cours sur Soil (JAMB)

Lisez la note de cours sur Soil (WAEC)

Soil

Voir la réponse

Question 4 Rapport

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 Bonne réponse

Détails de la réponse

Lisez la note de cours sur Forms In Which Living Cells Exist (WAEC)

Lisez la note de cours sur Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

Voir la réponse

Question 5 Rapport

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

epicarp

endocarp

mesocarp Bonne réponse

seed

pericarp

Détails de la réponse

Lisez la note de cours sur Integrated Water Resources Management (WAEC)

Lisez la note de cours sur Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Integrated Water Resources Management

Ecological Management: Tolerance, Minimum And Maximum

Voir la réponse

Question 6 Rapport

The digestive enzyme that coagulates proteins in milk is

Ptyalin

Pepsin

Renin Bonne réponse

Trypsin

Amylase

Détails de la réponse

Lisez la note de cours sur Support And Movement (JAMB)

Lisez la note de cours sur Cell Structure (WAEC)

Support And Movement

Cell Structure

Voir la réponse

Question 7 Rapport

The region of cell division in a root is

Root cap

Endodermis

Xylem

Piliferous layer

Meristem Bonne réponse

Détails de la réponse

Lisez la note de cours sur Tissues And Supporting Systems: (WAEC)

Lisez la note de cours sur Amoeba, Paramecium, And Euglena (WAEC)

Tissues And Supporting Systems:

Amoeba, Paramecium, And Euglena

Voir la réponse

Question 8 Rapport

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

River blindness

Malaria

Polio Bonne réponse

Cholera

Bilharzia (shistosoma)

Détails de la réponse

Lisez la note de cours sur Animal Nutrition (WAEC)

Lisez la note de cours sur Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Animal Nutrition

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

Voir la réponse

Question 9 Rapport

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

Cell

Nucleus

Chromosome Bonne réponse

Chloroplast

Gene

Détails de la réponse

Lisez la note de cours sur Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

Voir la réponse

Question 10 Rapport

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

Symbiosis

Epiphytism

Commensalism

Parasitism Bonne réponse

Mutualism

Détails de la réponse

Voir la réponse

Question 11 Rapport

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 Bonne réponse

They cause tobacco disease

They cause polio and smallpox

Détails de la réponse

Voir la réponse

Question 12 Rapport

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

Parenchyma

Collenchymas

Sclerenchyma

Xylem Bonne réponse

Phloem

Détails de la réponse

Lisez la note de cours sur Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Voir la réponse

Question 13 Rapport

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

Lungs

Kidney

Leaf Bonne réponse

Large intestine

Skin

Détails de la réponse

Lisez la note de cours sur Respiration (JAMB)

Lisez la note de cours sur Animal Nutrition (WAEC)

Lisez la note de cours sur Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lisez la note de cours sur The Ecology Of Populations (JAMB)

Respiration

Animal Nutrition

Excretory Systems And Mechanisms; Types Of Excretory Systems

The Ecology Of Populations

Voir la réponse

Question 14 Rapport

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

Excretion

Germination

Transpiration

Digestion

Photosynthesis Bonne réponse

Détails de la réponse

Voir la réponse

Question 15 Rapport

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

grasses

grasshopper

lizards

snakes

hawks Bonne réponse

Détails de la réponse

Lisez la note de cours sur Food Webs And Trophic Levels (WAEC)

Lisez la note de cours sur Reproduction (Physical Changes In Males And Females) (WAEC)

Food Webs And Trophic Levels

Reproduction (Physical Changes In Males And Females)

Voir la réponse

Question 16 Rapport

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

Bulge

Contracts

Rotates

Flattens

Is rounded Bonne réponse

Détails de la réponse

Lisez la note de cours sur Cell Structure (WAEC)

Cell Structure

Voir la réponse

Question 17 Rapport

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

Diffusion Bonne réponse

Transpiration

Osmosis

Translocation

Plasmolysis

Détails de la réponse

Lisez la note de cours sur Movement Of Substances Into And Out Of Cells (WAEC)

Lisez la note de cours sur Nucleic Acids (WAEC)

Movement Of Substances Into And Out Of Cells

Nucleic Acids

Voir la réponse

Question 18 Rapport

Which of these is not an enzyme?

Pepsin

Gastrin Bonne réponse

Amylase

Chymotrypsin

Trypsin

Détails de la réponse

Voir la réponse

Question 19 Rapport

Root hair have their origin from

Endodermis

Pericycle

Cortex

Epidermis Bonne réponse

Xylem

Détails de la réponse

Lisez la note de cours sur Organization Of Life (WAEC)

Lisez la note de cours sur Cell Structure (WAEC)

Organization Of Life

Cell Structure

Voir la réponse

Question 20 Rapport

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 Bonne réponse

Détails de la réponse

Voir la réponse

Question 21 Rapport

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

Schizocarp

Caryopsis

Samara Bonne réponse

Nut

Follicle

Détails de la réponse

Lisez la note de cours sur Ecology Of Population (WAEC)

Lisez la note de cours sur Natural Habitats (JAMB)

Ecology Of Population

Natural Habitats

Voir la réponse

Question 22 Rapport

Magnesium is utilized in the formation of

ATP

Glucose

Amino acids

Chlorophyll Bonne réponse

Fats

Détails de la réponse

Voir la réponse

Question 23 Rapport

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

achene

samara

caryopsis Bonne réponse

legume

drupe

Détails de la réponse

Lisez la note de cours sur Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Voir la réponse

Question 24 Rapport

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 Bonne réponse

Lactose

Détails de la réponse

Voir la réponse

Question 25 Rapport

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

Ecosystem Bonne réponse

Habitat

Environment

Niche

Micro habitat

Détails de la réponse

Lisez la note de cours sur Natural Habitats (JAMB)

Lisez la note de cours sur Ecosystem (WAEC)

Natural Habitats

Ecosystem

Voir la réponse

Question 26 Rapport

A secchi disc is used in the determination of

Rainfall

Tides

Waves

Turbidity Bonne réponse

Current velocity

Détails de la réponse

Lisez la note de cours sur Relevance Of Biology To Agriculture (WAEC)

Relevance Of Biology To Agriculture

Voir la réponse

Question 27 Rapport

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

5 Bonne réponse

Détails de la réponse

Lisez la note de cours sur Cell Structure (WAEC)

Cell Structure

Voir la réponse

Question 28 Rapport

Which one of the following is not an excretory product?

Urine

Sweat

Faeces Bonne réponse

Salts

Carbon-dioxide

Détails de la réponse

Lisez la note de cours sur Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lisez la note de cours sur Adaptive Colouration (WAEC)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Adaptive Colouration

Voir la réponse

Question 29 Rapport

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 Bonne réponse

It has both endosperm and cotyledon

It has coleorhiza and coleoptile

The pericarp and seed coat are separated

Détails de la réponse

Lisez la note de cours sur Nutrition (JAMB)

Nutrition

Voir la réponse

Question 30 Rapport

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

Odontoid process Bonne réponse

Anterior zygapophysis

Posterior zygapophysis

Lateral spine

Centrum

Détails de la réponse

Lisez la note de cours sur Cell Structure (WAEC)

Cell Structure

Voir la réponse

Question 31 Rapport

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

trap all the sunlight Bonne réponse

trap a small percent of the sun energy

are primary producers

are eaten by primary consumers

contains chlorophyll

Détails de la réponse

Lisez la note de cours sur Factors Affecting The Distribution Of Organisms (JAMB)

Lisez la note de cours sur Ecosystem (WAEC)

Factors Affecting The Distribution Of Organisms

Ecosystem

Voir la réponse

Question 32 Rapport

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 Bonne réponse

a-d-b-c

b-a-c-d

Détails de la réponse

Lisez la note de cours sur Protein Synthesis (WAEC)

Protein Synthesis

Voir la réponse

Question 33 Rapport

An organism which lives on the remain of dead plant is

An endoparasite

Saprophyte Bonne réponse

Commensal

Symbiont

ectoparasite

Détails de la réponse

Lisez la note de cours sur Classification (WAEC)

Lisez la note de cours sur Adaptive Colouration (WAEC)

Classification

Adaptive Colouration

Voir la réponse

Question 34 Rapport

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 Bonne réponse

Détails de la réponse

Lisez la note de cours sur Support And Movement (JAMB)

Support And Movement

Voir la réponse

Question 35 Rapport

The plumule is best described as?

Part of the cotyledon

Part of the endosperm

A miniature shoot Bonne réponse

Structure near the micropyle

Structure opposite the hilum

Détails de la réponse

Lisez la note de cours sur Nutrition (JAMB)

Nutrition

Voir la réponse

Question 36 Rapport

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

Potassium

Sodium

Copper Bonne réponse

Phosphate

Nitrate

Détails de la réponse

Lisez la note de cours sur Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Voir la réponse

Question 37 Rapport

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 Bonne réponse

The malpighian tubules are impermeable to water

The curticle is covered with wax

Détails de la réponse

Lisez la note de cours sur Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Lisez la note de cours sur 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

Voir la réponse

Question 38 Rapport

The element nitrogen is utilized in

Formation of ATP

Formation of glucose

Formation of amino acid Bonne réponse

Photosynthesis

None of the above

Détails de la réponse

Voir la réponse

Question 39 Rapport

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

Oesophagus

Stomach

Rectum Bonne réponse

Colon

Appendix

Détails de la réponse

Lisez la note de cours sur Alimentary System (WAEC)

Alimentary System

Voir la réponse

Question 40 Rapport

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 Bonne réponse

1:3

3:1

Détails de la réponse

Lisez la note de cours sur Genetic Terminologies (WAEC)

Genetic Terminologies

Voir la réponse

Question 41 Rapport

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 Bonne réponse

Coelic artery

Détails de la réponse

Voir la réponse

Question 42 Rapport

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

Denitrifying bacteria

Nitrifying bacteria

Nitrogen fixing bacteria Bonne réponse

Nitrogen freeing bacteria

Nitrogen putrefying bacteria

Détails de la réponse

Lisez la note de cours sur Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

Voir la réponse

Question 43 Rapport

The hepatic portal vein is characterized by

Beginning and ending with capillaries Bonne réponse

Connecting the liver and the kidney

Carrying deoxygenated blood

Ending with large capillaries

Having no capillaries

Détails de la réponse

Lisez la note de cours sur The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

The Cell And Its Environment: Physical And Biophysical Processes

Voir la réponse

Question 44 Rapport

All living organism

Photosynthesize

Respire Bonne réponse

Move

Feed

Transpire

Détails de la réponse

Lisez la note de cours sur Transport: Guttation (WAEC)

Lisez la note de cours sur Nutrition (JAMB)

Lisez la note de cours sur Growth (JAMB)

Lisez la note de cours sur Alimentary System (WAEC)

Lisez la note de cours sur Ecological Components (WAEC)

Transport: Guttation

Nutrition

Growth

Alimentary System

Ecological Components

Voir la réponse

Question 45 Rapport

One significant difference between roots and stem is that

Branch roots originate in the pericycle while stem do not Bonne réponse

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

Détails de la réponse

Lisez la note de cours sur Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

Voir la réponse

Question 46 Rapport

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

Meristem Bonne réponse

Sclerenchyma

Phloem

Collenchyma

Pith

Détails de la réponse

Lisez la note de cours sur Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Voir la réponse

Question 47 Rapport

Which of these is not a type of soil?

Sand

Granite Bonne réponse

Loam

Clay

Sandy loam

Détails de la réponse

Lisez la note de cours sur Soil (JAMB)

Lisez la note de cours sur Soil (WAEC)

Soil

Voir la réponse

Question 48 Rapport

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 Bonne réponse

The flowers are not scented

The pollen is light and smooth

Détails de la réponse

Lisez la note de cours sur Nutrition (JAMB)

Lisez la note de cours sur Support And Movement (JAMB)

Nutrition

Support And Movement

Voir la réponse

Question 49 Rapport

Amoeba moves by means of

Cilia

Flagella

Pseudopodia Bonne réponse

Swimmerets

Setae

Détails de la réponse

Lisez la note de cours sur Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

Voir la réponse

Question 50 Rapport

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 Bonne réponse

one ovum fertilized, twins formed shortly before birth

Two ova fertilized by one sperm

one ovum fertilized by two sperm

Détails de la réponse

Lisez la note de cours sur Genetic Terminologies (WAEC)

Genetic Terminologies

Voir la réponse






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