NECO SSCE - Biology - 2001 (Objective)

Pergunta 1 Relatório

The genotype of a species with respect to a particular trait can be determined by carrying out

a back cross with a pure stock known to be recessive for that trait Resposta correta

a cross between two F, generations that are heterozygous for the trait

a testcross with a pure stock known to be dominant for the trait

in-breeding among the members of the species

out-breeding with an exotic variety of the species

Detalhes da Resposta

Ler a nota de aula em Genetic Terminologies (WAEC)

Genetic Terminologies

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Pergunta 2 Relatório

The structure that hydra uses to immobilize its prey is called

Enteron

Osteoblasts

Osteocysts Resposta correta

Pneumatocysts

Pneumatophores.

Detalhes da Resposta

Ler a nota de aula em Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

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Pergunta 3 Relatório

Which plant stores food in its roots?

Cassava Resposta correta

Cocoyam

Irish potato

Onion

Yam

Detalhes da Resposta

Ler a nota de aula em Plant Nutrition (WAEC)

Plant Nutrition

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Pergunta 4 Relatório

Bacteria; which derive energy by oxidizing certain inorganic compounds, are said to be

Chemosynthetic Resposta correta

Holozoic

Parasitic

Photosynthetic

Saprophytic

Detalhes da Resposta

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

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

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Pergunta 5 Relatório

Which organism is NOT a filter feeder?

Adult mosquito Resposta correta

Copepod

Mosquito larva

Oyster

Whale

Detalhes da Resposta

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Pergunta 6 Relatório

The scientist who propounded the theory of inheritance of acquired characters via use and disuse was

August Weismann

Charles Darwin

Gregory Mendel

Jean Lamarck Resposta correta

Thomas Morgan

Detalhes da Resposta

Ler a nota de aula em Heredity (JAMB)

Heredity

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Pergunta 7 Relatório

The toad’s long sticky tongue is an adaptation for

Catching insects Resposta correta

Conserving water

Escaping from its predators

Regulating, body temperature

Securing mates

Detalhes da Resposta

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Pergunta 8 Relatório

The movement of food in soluble form within the vascular bundles to all parts of the plant is known as

Diffusion

Evaporation

Transportation

Translocation Resposta correta

Transpiration

Detalhes da Resposta

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Pergunta 9 Relatório

Which disease is caused by a virus?

Cholera

Measles Resposta correta

Tetanus

Typhoid

Tuberculosis

Detalhes da Resposta

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

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

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Pergunta 10 Relatório

Which element is a micro element?

Iron

Magnesium

Manganese Resposta correta

Phosphorus

Potassium.

Detalhes da Resposta

Ler a nota de aula em Organization Of Life (WAEC)

Organization Of Life

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Pergunta 11 Relatório

The tissue which carries organic food from its site of production to all other parts of the plant is called the

Cambium

Epidermis

Phloem Resposta correta

Sclerenchyma

Xylem

Detalhes da Resposta

Ler a nota de aula em Transport System (WAEC)

Ler a nota de aula em Tissues And Supporting Systems: (WAEC)

Transport System

Tissues And Supporting Systems:

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Pergunta 12 Relatório

The process through which excess amino acids in the body are broken down into urea and a carbohydrate is called

deamination Resposta correta

denaturation

detoxication

emulsification

excretion

Detalhes da Resposta

Ler a nota de aula em Excretory System (WAEC)

Ler a nota de aula em Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Excretory System

Excretory Systems And Mechanisms; Types Of Excretory Systems

Ver Resposta

Pergunta 13 Relatório

What is NOT an abiotic factor?

Humidity

predators Resposta correta

temperature

turbidity

wind

Detalhes da Resposta

Ler a nota de aula em Respiration (JAMB)

Ler a nota de aula em Classification (WAEC)

Ler a nota de aula em Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Ler a nota de aula em Movement (WAEC)

Ler a nota de aula em Food Webs And Trophic Levels (WAEC)

Respiration

Classification

Excretory Systems And Mechanisms; Types Of Excretory Systems

Movement

Food Webs And Trophic Levels

Ver Resposta

Pergunta 14 Relatório

Which part of the brain regulates and co-ordinates muscular movements?

Cerebellum Resposta correta

Cerebrum

Hypothalamus

Medulla oblongata

ThaIamus

Detalhes da Resposta

Ler a nota de aula em Nervous Coordination (WAEC)

Nervous Coordination

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Pergunta 15 Relatório

Which is NOT a social animal?

Ant

Bee

Butterfly Resposta correta

Termite

Wolf

Detalhes da Resposta

Ler a nota de aula em Behavioural Adaptations In Social Animals (WAEC)

Behavioural Adaptations In Social Animals

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Pergunta 16 Relatório

Which is NOT a carnivorous plant?

Bladderwort

Dodder plant Resposta correta

Drosera

Pitcher plant

Venus flytrap

Detalhes da Resposta

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Pergunta 17 Relatório

The number of individuals of a species per unit area of the habitat can be best described as

Distribution

Frequency

Percentage cover

Population size

Population density Resposta correta

Detalhes da Resposta

Ler a nota de aula em Co-ordination And Control (JAMB)

Co-ordination And Control

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Pergunta 18 Relatório

The first bone of the vertebral column located in the neck region is called

Atlas Resposta correta

Axis

Caudal.

Cervical.

Thoracic

Detalhes da Resposta

Ler a nota de aula em Organization Of Life (WAEC)

Organization Of Life

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Pergunta 19 Relatório

What type of association does an epiphyte on a tree trunk illustrate?

Cannibalism

Commensalism Resposta correta

Parasitism

Saprophytism

Symbiosis

Detalhes da Resposta

Ler a nota de aula em Symbiotic Interactions Of Plants And Animals (JAMB)

Ler a nota de aula em The Ecology Of Populations (JAMB)

Symbiotic Interactions Of Plants And Animals

The Ecology Of Populations

Ver Resposta

Pergunta 20 Relatório

The gradient of land can be measured with an instrument called a/an

Aneroid barometer

Hygrometer

Metre rule

Secchi disc

Slope gauge Resposta correta

Detalhes da Resposta

Ler a nota de aula em Ecosystem (WAEC)

Ecosystem

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Pergunta 21 Relatório

What is NOT a reflex action?

Blinking of an eye

Jerking of the knee

Leaning Resposta correta

Salivating

Sneezing

Detalhes da Resposta

Ler a nota de aula em Nervous Coordination (WAEC)

Nervous Coordination

Ver Resposta

Pergunta 22 Relatório

Which is NOT an effect of the food shortage on a population?

Cannibalism

Competition

Increase in mortality

Increase in natality Resposta correta

migration

Detalhes da Resposta

Ler a nota de aula em Growth (JAMB)

Ler a nota de aula em Co-ordination And Control (JAMB)

Ler a nota de aula em Natural Habitats (JAMB)

Growth

Co-ordination And Control

Natural Habitats

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Pergunta 23 Relatório

What is NOT a kidney disease?

Cirrhosis Resposta correta

Kidney stones

Nephritis

Uraemia

Wilm’s tumour

Detalhes da Resposta

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Pergunta 24 Relatório

Evidence of organic evolution can be deduced from all the following EXCEPT

Antecology Resposta correta

Comparative anatomy

Embryology

Fossil records

Geographical distribution

Detalhes da Resposta

Ler a nota de aula em Theories Of Evolution (JAMB)

Ler a nota de aula em Evolution (Theories and Evidence) (WAEC)

Theories Of Evolution

Evolution (Theories and Evidence)

Ver Resposta

Pergunta 25 Relatório

Which pollutant is likely to cause cholera?

agricultural wastes

industrial wastes

nuclear fallouts

oil spillages

untreated sewage Resposta correta

Detalhes da Resposta

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Ler a nota de aula em Evolution (Recombination DNA) (WAEC)

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

Evolution (Recombination DNA)

Ver Resposta

Pergunta 26 Relatório

Which caste is NOT found in termites?

Drone Resposta correta

King

Queen

Soldier

Worker

Detalhes da Resposta

Ler a nota de aula em Forms In Which Living Cells Exist (WAEC)

Ler a nota de aula em Organization Of Life (WAEC)

Ler a nota de aula em Classification (WAEC)

Ler a nota de aula em Tissues And Supporting Systems: (WAEC)

Forms In Which Living Cells Exist

Organization Of Life

Classification

Tissues And Supporting Systems:

Ver Resposta

Pergunta 27 Relatório

Relative humidity can be measured with a/an

Anemometer

Barometer

Hydrometer

Hygrometer Resposta correta

Photometer

Detalhes da Resposta

Ler a nota de aula em Classification (WAEC)

Classification

Ver Resposta

Pergunta 28 Relatório

Which statement about a nerve cell is NOT correct?

Sensory neurones have their cell bodies in the ganglia along dorsal wall

The axon conduct impulses away from the cell body

The cell body consists of the nucleus and cytoplasm.

The cell bodies of the motor neurones are located in the white matter of the spinal cord. Resposta correta

The dendrites transmit impulses towards the cell body

Detalhes da Resposta

Ler a nota de aula em Excretory System (WAEC)

Ler a nota de aula em Mosses And Ferns (WAEC)

Ler a nota de aula em Transmission And Expression Of Characteristics In Organisms (WAEC)

Ler a nota de aula em Nervous Coordination (WAEC)

Excretory System

Mosses And Ferns

Transmission And Expression Of Characteristics In Organisms

Nervous Coordination

Ver Resposta

Pergunta 29 Relatório

Which world biomes can be found in Nigeria?

Afro-alpine

Coniferous forest

Dessert

Savannah Resposta correta

Tundra

Detalhes da Resposta

Ler a nota de aula em Ecosystem (WAEC)

Ecosystem

Ver Resposta

Pergunta 30 Relatório

Soil fertility is NOT conserved by

continuous cropping Resposta correta

contour ridging

Crop rotation

Mulching

Terracing

Detalhes da Resposta

Ler a nota de aula em Ways Of Ensuring Conservation (WAEC)

Ler a nota de aula em Population Studies By Sampling (WAEC)

Ler a nota de aula em Soil (WAEC)

Ler a nota de aula em Movement (WAEC)

Ways Of Ensuring Conservation

Population Studies By Sampling

Soil

Movement

Ver Resposta

Pergunta 31 Relatório

The blood vessel that supplies blood rich in digested food to the liver is the

Hepatic artery

Hepatic portal artery

Hepatic portal vein Resposta correta

Hepatic vein

Renal artery

Detalhes da Resposta

Ler a nota de aula em Transport System (WAEC)

Transport System

Ver Resposta

Pergunta 32 Relatório

Which scientist did NOT contribute to the formulation of the cell theory?

Isaac Newton Resposta correta

Matthias Schleiden

Robert Hooke

Rudolf Virchow

Theodor Schwann

Detalhes da Resposta

Ler a nota de aula em Cell Theory (WAEC)

Cell Theory

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Pergunta 33 Relatório

Under secretion of thyroxine before maturity causes an abnormality known as

Cretinism Resposta correta

Gigantism

Dwarfism

Myxoedema

Obesity

Detalhes da Resposta

Ler a nota de aula em Heredity (JAMB)

Heredity

Ver Resposta

Pergunta 34 Relatório

Which is a morphological variation

Ability to taste PTC

Ability to roll the tongue

Behaviour

Blood group

Finger print Resposta correta

Detalhes da Resposta

Ler a nota de aula em Physiological Variations (WAEC)

Physiological Variations

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Pergunta 35 Relatório

Which plant hormone inhibits the development of lateral buds in plants

Abscisic acid

Auxins Resposta correta

Cytokinins

Florigen

gberelIins

Detalhes da Resposta

Ler a nota de aula em Classification (WAEC)

Classification

Ver Resposta

Pergunta 36 Relatório

The organelle which is contractile in function in Euglena is the

Chloroplast

Eyespot

Gullet Resposta correta

Myoneme

Paramylon

Detalhes da Resposta

Ver Resposta

Pergunta 37 Relatório

Which is NOT an adaptive feature of hydrophytes?

Air spaces in tissues for buoyancy

Broad leaves to enhance transpiration

Extensive root system for absorption of water Resposta correta

Fibrous root for absorption of water

Waxy cuticle on leaves to prevent wetting

Detalhes da Resposta

Ler a nota de aula em Plant Nutrition (WAEC)

Plant Nutrition

Ver Resposta

Pergunta 38 Relatório

The cell organelle, from which spindle fibers originate during cell division in animal cells is known as

Centrosome Resposta correta

Chromosome

Leucoplast

Lysosome

Ribosome

Detalhes da Resposta

Ler a nota de aula em Cell Structure (WAEC)

Cell Structure

Ver Resposta

Pergunta 39 Relatório

Which is NOT a benefit of conservation of natural resources?

Permits nature studies

Preserves the beauty of nature

Prosecutes poachers Resposta correta

Protects endangered species

Sources of revenue earning

Detalhes da Resposta

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

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

Ver Resposta

Pergunta 40 Relatório

A cell that is capable of self existence is a/an

Amoeba Resposta correta

Human cheek cell

Onion epidermal cell

ovum

spermatozoom

Detalhes da Resposta

Ler a nota de aula em Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

Ver Resposta

Pergunta 41 Relatório

The instrument used to measure the rate of transpiration in plants is called a/an

Anemometer

Barometer

Hydrometer

Photomer

Potometer Resposta correta

Detalhes da Resposta

Ver Resposta

Pergunta 42 Relatório

Which one is NOT an essential part of a flower?

Anther

Filament

Ovary

Peta Resposta correta

Stigma

Detalhes da Resposta

Ler a nota de aula em Internal Structure Of A Flowering Plant (JAMB)

Internal Structure Of A Flowering Plant

Ver Resposta

Pergunta 43 Relatório

The vector of the malaria parasite is the

female anopheles mosquito Resposta correta

female culex mosquito

male anopheles mosquito

male culex mosquito

Detalhes da Resposta

Ler a nota de aula em Evolution (Theories and Evidence) (WAEC)

Evolution (Theories and Evidence)

Ver Resposta

Pergunta 44 Relatório

Which is the most ecologically viable method of insect pest control?

Draining all stagnant pools of water

Eliminating one of the development stages of the insect Resposta correta

Employing a lot of labourers to physically handpick the insect pests

Erecting physical barriers against insect pests

Using stronger insecticides which can kill a greater number of insect.

Detalhes da Resposta

Ler a nota de aula em Integrated Water Resources Management (WAEC)

Ler a nota de aula em Ecological Factors (WAEC)

Integrated Water Resources Management

Ecological Factors

Ver Resposta

Pergunta 45 Relatório

The vector of trypanosome is the

black fly

cockroach

house –fly

mosquito

Tsetse fly Resposta correta

Detalhes da Resposta

Ler a nota de aula em Nitrogen Cycle (WAEC)

Ler a nota de aula em Microorganisms: Man And Health (WAEC)

Nitrogen Cycle

Microorganisms: Man And Health

Ver Resposta

Pergunta 46 Relatório

What percentage of oxygen is contained in exhaled air?

21%

16% Resposta correta

0.04%

Less than 0.01%

Detalhes da Resposta

Ler a nota de aula em Respiratory System (WAEC)

Respiratory System

Ver Resposta






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