JAMB UTME - Biology - 1987

Ajụjụ 1 Ripọtì

Most cells in higher animals retain their power of division EXCEPT

lymphocytes

nerve cells Azịza ziri ezi

malpighian cells

germ cells

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

Lee Azịza

Ajụjụ 2 Ripọtì

The ratio of carriers to sicklers in the F1 generation derived from a parental cross of two carriers of haemoglobin S gene is

3 : 1

1 : 3

2 : 1 Azịza ziri ezi

1 : 2

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Heredity (JAMB)

Heredity

Lee Azịza

Ajụjụ 3 Ripọtì

One of the functions of UNICEF is to

prevent and control major disease

prevent diseases outbreak by administering vaccines

improve the health and nutrition of children and nursing mothers

Azịza ziri ezi

monitir enviromental pollution

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Crime Detection (WAEC)

Gụọ akwụkwọ nkuzi na Microorganisms Around Us (WAEC)

Crime Detection

Microorganisms Around Us

Lee Azịza

Ajụjụ 4 Ripọtì

The functions of endoplasmic reticulum is

protein synthesis

intracellular transport of materials Azịza ziri ezi

digestion and destruction of foreign bodies

production of energy from glucose

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nucleic Acids (WAEC)

Gụọ akwụkwọ nkuzi na Cell Structure (WAEC)

Nucleic Acids

Cell Structure

Lee Azịza

Ajụjụ 5 Ripọtì

The plantain reproduces asexually by

suckers Azịza ziri ezi

buds

fragments

spores

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Reproduction (Physical Changes In Males And Females) (WAEC)

Reproduction (Physical Changes In Males And Females)

Lee Azịza

Ajụjụ 6 Ripọtì

The function of the clitellum in the earthworm is to

aid digestion

prevent desiccation

assist locomotion

secrete cocoon Azịza ziri ezi

Akọwa Nkọwa

Lee Azịza

Ajụjụ 7 Ripọtì

The process by which lime is added to clay soil is known as

sedimentation

flocculation Azịza ziri ezi

leaching

manuring

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nutrient Cycling In Nature (WAEC)

Gụọ akwụkwọ nkuzi na Soil (JAMB)

Gụọ akwụkwọ nkuzi na Soil (WAEC)

Nutrient Cycling In Nature

Soil

Lee Azịza

Ajụjụ 8 Ripọtì

In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to

prevent alga growth in culture solution Azịza ziri ezi

allow root growth

prevent breakdown of mineral elements

prevent photosynthesis in the root

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Plant Nutrition (WAEC)

Plant Nutrition

Lee Azịza

Ajụjụ 9 Ripọtì

The vitamin which is important in the formation of the retina pigment is

vitamin A Azịza ziri ezi

vitamin B

vitamin C

vitamin D

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Population Studies By Sampling (WAEC)

Population Studies By Sampling

Lee Azịza

Ajụjụ 10 Ripọtì

In the standard experiment to show that oxygen is given off during photosynthesis, sodium bicarbonate is used to

neutralize the acid in water

supply mineral salt to water plant Azịza ziri ezi

supply carbondioxide for photosynthesis

kill micro-organisms in water

Akọwa Nkọwa

Lee Azịza

Ajụjụ 11 Ripọtì

In the life history of butterfly, destruction of crops is caused by the

maggot

nymph

caterpillar Azịza ziri ezi

pupa

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

The Cell And Its Environment: Physical And Biophysical Processes

Lee Azịza

Ajụjụ 12 Ripọtì

The flower shown above is

complete, regular, hermaphroditic with superior ovary

incomplete, regular, staminate with inferior ovary

complete, regular, hermaphroditic with inferior ovary

Azịza ziri ezi

incomplete, irregular, pistillate with superior ovary

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Internal Structure Of A Flowering Plant (JAMB)

Internal Structure Of A Flowering Plant

Lee Azịza

Ajụjụ 13 Ripọtì

One cubic centimeter of lymph is richer than an equal volume of blood in

erythrocytes

leucocytes Azịza ziri ezi

amino acid

glucose

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Sense Organs (Nose, Tongue & Skin) (WAEC)

Gụọ akwụkwọ nkuzi na Excretory Systems And Mechanisms; Types Of Excretory Systems (WAEC)

Sense Organs (Nose, Tongue & Skin)

Excretory Systems And Mechanisms; Types Of Excretory Systems

Lee Azịza

Ajụjụ 14 Ripọtì

Which of the following lists of organs is directly involved in nutrition?

Oesophagus, bronchus, stomach, pancreas and anus

spleen, pharynx, duodenum, jejunum and rectum

Teeth, oesophagus, ileum lungs and large intestine

Salivary gland, liver, stomach, villi and colon Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nutrition (JAMB)

Gụọ akwụkwọ nkuzi na Alimentary System (WAEC)

Nutrition

Alimentary System

Lee Azịza

Ajụjụ 15 Ripọtì

A severe deficiency of thyroxin results in

diabetes mellitus

sexual underdevelopment

cretinism Azịza ziri ezi

gigantism

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Heredity (JAMB)

Heredity

Lee Azịza

Ajụjụ 16 Ripọtì

The oxidative part of the respiratory process takes place in the

mitochondria Azịza ziri ezi

ribosomes

endoplasmic reticulum

golgi bodies

Akọwa Nkọwa

Lee Azịza

Ajụjụ 17 Ripọtì

Sclerenchyma cells are lignified to

strengthen and support the plant Azịza ziri ezi

transport synthesized food

conduct water and salt

protect the plant from injury

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Adaptive Colouration (WAEC)

Gụọ akwụkwọ nkuzi na Cell Structure (WAEC)

Adaptive Colouration

Cell Structure

Lee Azịza

Ajụjụ 18 Ripọtì

In most true ferns sporangia are grouped into

indusium

fronds

prothalli

sari Azịza ziri ezi

Akọwa Nkọwa

Lee Azịza

Ajụjụ 19 Ripọtì

Which of the following features of euglena is found only in animals?

Paramylum granules

Flagellum

Pellicle Azịza ziri ezi

Pyrenoid

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Cell Structure (WAEC)

Cell Structure

Lee Azịza

Ajụjụ 20 Ripọtì

Poliomyelitis is an infectious diseases caused by

Virus Azịza ziri ezi

protozoan

bacterium

fungus

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

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

Lee Azịza

Ajụjụ 21 Ripọtì

Secondary thickening is initiated in a dicotyledonous stem by the

xylem parenchyma

secondary phloem

endodermis

cambium Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nutrition (JAMB)

Nutrition

Lee Azịza

Ajụjụ 22 Ripọtì

A characteristic that distinguishes bryophytes from flowering plants is the

possession of true stems and leaves

ability to reproduce asexually

absence of vascular tisssues Azịza ziri ezi

ability to grow in moist habitats

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Organization Of Life (WAEC)

Organization Of Life

Lee Azịza

Ajụjụ 23 Ripọtì

The hypha of Rhizopus is said to be non septate because it

does not contain chlorophyll

has no cross walls Azịza ziri ezi

is vacuolated

stores oil globules

Akọwa Nkọwa

Lee Azịza

Ajụjụ 24 Ripọtì

A good example of a disploblastic bryophytes from flowering plants is the

ameoba

hydra Azịza ziri ezi

earthworm

round worm

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Forms In Which Living Cells Exist (WAEC)

Gụọ akwụkwọ nkuzi na Amoeba, Paramecium, And Euglena (WAEC)

Forms In Which Living Cells Exist

Amoeba, Paramecium, And Euglena

Lee Azịza

Ajụjụ 25 Ripọtì

A samara differs from a cypsela by having

an extended pericarp Azịza ziri ezi

a hard pericarp

a pericarp fused with seed coat

some hairy outgrowth on the pericarp

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Regulation Of Internal Environment (WAEC)

Gụọ akwụkwọ nkuzi na Growth (JAMB)

Gụọ akwụkwọ nkuzi na Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Gụọ akwụkwọ nkuzi na The Ecology Of Populations (JAMB)

Gụọ akwụkwọ nkuzi na Ecosystem (WAEC)

Regulation Of Internal Environment

Growth

Morphology Of Monocotyledonous And Dicotyledonous Plants

The Ecology Of Populations

Ecosystem

Lee Azịza

Ajụjụ 26 Ripọtì

Nitrifying bacteria are important because they

release nitrogen to the atmosphere

convert atmospheric nitrogen to ammonia

combine ammonia with nitrgen

oxidize ammmonium salt to nitrates Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nitrogen Cycle (WAEC)

Nitrogen Cycle

Lee Azịza

Ajụjụ 27 Ripọtì

An organism found on a bare rock surface has features of algae and fungi. The organism is

an epiphyte

a lichen Azịza ziri ezi

a bryophyte

a fern

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Forms In Which Living Cells Exist (WAEC)

Gụọ akwụkwọ nkuzi na Animal Nutrition (WAEC)

Gụọ akwụkwọ nkuzi na Mosses And Ferns (WAEC)

Forms In Which Living Cells Exist

Animal Nutrition

Mosses And Ferns

Lee Azịza

Ajụjụ 28 Ripọtì

Which of the plants is likely to have broad leaves and thin cuticle

R Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nutrition (JAMB)

Gụọ akwụkwọ nkuzi na Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Nutrition

Morphology Of Monocotyledonous And Dicotyledonous Plants

Lee Azịza

Ajụjụ 29 Ripọtì

The function of the loop of Henle is to

increase the flow of urine

concentrate amino acids in the kidney tissue

concentrate sodium chloride in the medulla of the kidney Azịza ziri ezi

increase the volume of urine

Akọwa Nkọwa

Lee Azịza

Ajụjụ 30 Ripọtì

Which of the following relates to edaphic factors?

The structure of the earth's surface

The influence of living organisms on each other

Temperature, rainfall and humidity

The influence of soils on plant and animals Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Ecosystem (WAEC)

Ecosystem

Lee Azịza

Ajụjụ 31 Ripọtì

The crayfish is an arthropod because

its body consist of a cephalothorax and an abdomen

it has a pair each of antennae and antennules

every segment of its body carries a pair of appendages

its body is covered with an exoskeleton made of chitin Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

Lee Azịza

Ajụjụ 32 Ripọtì

The growth of a coleoptile towards unilateral light source is due to

rapid rate of photosynthesis

unequal distribution of auxin Azịza ziri ezi

the effect of geotropism

the effect of photolysis

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Growth (JAMB)

Growth

Lee Azịza

Ajụjụ 33 Ripọtì

The correct sequence of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside is

pith, phloem, cambium, xylem, parenchyma, collenchyma and epidermis

xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis

pith, xylem, cambium, phloem, collenchyma, parenchyma and epidermis Azịza ziri ezi

phhloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Adaptation For Survival (WAEC)

Gụọ akwụkwọ nkuzi na Cell Cycle (WAEC)

Gụọ akwụkwọ nkuzi na Nutrition (JAMB)

Gụọ akwụkwọ nkuzi na Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Adaptation For Survival

Cell Cycle

Nutrition

Morphology Of Monocotyledonous And Dicotyledonous Plants

Lee Azịza

Ajụjụ 34 Ripọtì

Epiphytes growing on the branches of trees provide an example of the relationship known as

parasitism

commensalism Azịza ziri ezi

saprophytism

holophytism

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Reproductive System (WAEC)

Reproductive System

Lee Azịza

Ajụjụ 35 Ripọtì

Fatigue of leg muscles may occur after riding many kilometers on a bicycle because of

insufficient glucose

excess carbon dioxide

excess protein

insufficient oxygen Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Respiration (JAMB)

Gụọ akwụkwọ nkuzi na Cellular Respiration (WAEC)

Gụọ akwụkwọ nkuzi na The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

Respiration

Cellular Respiration

The Cell And Its Environment: Physical And Biophysical Processes

Lee Azịza

Ajụjụ 36 Ripọtì

Which of the following is not a characteristics of snail?

Bilateral symmetry

Chitinous exoskeleton Azịza ziri ezi

Muscular foot

soft unsegmented body in mantle

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Organization Of Life (WAEC)

Organization Of Life

Lee Azịza

Ajụjụ 37 Ripọtì

Which of the plants is likely to be desert species?

U Azịza ziri ezi

Akọwa Nkọwa

Lee Azịza

Ajụjụ 38 Ripọtì

An example of monohybride inheritance in man is

astigmatism

cretinism

hyperthyroidism

albinism Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Probability In Genetics (Hybrid Formation) (WAEC)

Gụọ akwụkwọ nkuzi na Genetic Terminologies (WAEC)

Gụọ akwụkwọ nkuzi na Chromosomes: The Basis Of Heredity (WAEC)

Gụọ akwụkwọ nkuzi na Linkage, Sex Determination And Sex Linked Characters (WAEC)

Probability In Genetics (Hybrid Formation)

Genetic Terminologies

Chromosomes: The Basis Of Heredity

Linkage, Sex Determination And Sex Linked Characters

Lee Azịza

Ajụjụ 39 Ripọtì

Growth can best be determined in a population of Spirogyra by measuring the

total length of the filament Azịza ziri ezi

total widths of the filaments

rate of photosynthesis in the population

dry weights of the organism

Akọwa Nkọwa

Lee Azịza

Ajụjụ 40 Ripọtì

A flower showing radial symmetry is said to be

pentamerous

protandrous

protogynous

actinomorphic Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Body Symmetry, Sectioning And Orientation (WAEC)

Body Symmetry, Sectioning And Orientation

Lee Azịza

Ajụjụ 41 Ripọtì

In which of the following crosses will all the female offspring be colour blind?

colour blind mother x colour blind father Azịza ziri ezi

colour blind mother x normal father

carrier mother x colour blind father

carrier mother x normal father

Akọwa Nkọwa

Lee Azịza

Ajụjụ 42 Ripọtì

In a plant exhibiting alternation of generations, the diploid multicellular stage is known as

gametophyte

spermatophyte

holophyte

sporophyte Azịza ziri ezi

Akọwa Nkọwa

Lee Azịza

Ajụjụ 43 Ripọtì

Unlike auxins, gibberellins

induces the formation of adventitious roots

do not affect leaf and fruit abscission Azịza ziri ezi

cannot stimulate stem elongation

are quite effective as herbicides

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Identification Of Organisms Using Biological Keys (WAEC)

Identification Of Organisms Using Biological Keys

Lee Azịza

Ajụjụ 44 Ripọtì

In tapeworm, the two structure that run throughout the length of the body are the

nerve cord and excretory duct Azịza ziri ezi

sperm duct and the nerve cord

genital pore and the excretory duct

sperm duct and the genital pore

Akọwa Nkọwa

Lee Azịza

Ajụjụ 45 Ripọtì

If a plant homozygous for round and yellow (RR : YY), is crossed with a wrinkle green type (rr : yy) all of the resulting seeds will be

blue and wrinkled

round and yellow Azịza ziri ezi

wrinkled and yellow

round and greenish yellow

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Probability In Genetics (Hybrid Formation) (WAEC)

Gụọ akwụkwọ nkuzi na Genetic Terminologies (WAEC)

Gụọ akwụkwọ nkuzi na Chromosomes: The Basis Of Heredity (WAEC)

Gụọ akwụkwọ nkuzi na Linkage, Sex Determination And Sex Linked Characters (WAEC)

Probability In Genetics (Hybrid Formation)

Genetic Terminologies

Chromosomes: The Basis Of Heredity

Linkage, Sex Determination And Sex Linked Characters

Lee Azịza

Ajụjụ 46 Ripọtì

The center for controlling body temperature in the brains is the

cerebrum

cerebellum

medulla

hypothalamus Azịza ziri ezi

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Nervous Coordination (WAEC)

Nervous Coordination

Lee Azịza

Ajụjụ 47 Ripọtì

In the reproduction of mosses, water is essential because

they live in moist habitats

they cannnot reproduce without water

the male ganetes must swim to fertilize the ovum Azịza ziri ezi

they produce spores

Akọwa Nkọwa

Lee Azịza

Ajụjụ 48 Ripọtì

The sequence of ear ossicles from the fenestra ovalis is

malleus, incus and stapes

malleus, stapes and incus

stapes, incus and malleus Azịza ziri ezi

stapes, malleuls and incus

Akọwa Nkọwa

Lee Azịza

Ajụjụ 49 Ripọtì

A gene which expresses itself only in the homozygous condition is

a mutant

dominant

recessive Azịza ziri ezi

lethal

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Genetic Terminologies (WAEC)

Genetic Terminologies

Lee Azịza

Ajụjụ 50 Ripọtì

The pineapple fruit is best described as

aggregate, succulent and indehiscent

aggregate, succulent and dehiscent

multiple, succulent and indehiscent Azịza ziri ezi

multiple, succulent and dehiscent

Akọwa Nkọwa

Gụọ akwụkwọ nkuzi na Natural Habitats (JAMB)

Natural Habitats

Lee Azịza






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