2014 Biology

The ability of organisms to maintain a constant internal environment is known as

The relationship between a herbivore and the bacteria which live in their caecum is known as

Loamy is the best type of soil for crop production because

Which of the following can be considered as a direct evidence of evolution’?

An organism which operates at the cellular level of organisation carries out its physiological activities by using its

A typical plant cell is mainly distinguished from an animal cell by the possession of

Excretion in Paramecium sp. is by diffusion because

A pulse is best described as

The relationship between the retina and the brain is similar to that between the

Transportation of water in the xylem tissue involves the following except

The distribution of organisms in a fresh water habitat like a stream or pond is determined by the following factors except

Renewable natural resources of the Environment that can be conserved include the following except

The following are greenhouse gases except

Rural-urban migration in developing countries can be prevented by

The parameters of size, height, weight and colour in a population of living things are examples of

Fingerprints are useful in crime detection because

A man heterozygous for albino gene marries a woman who is al heterozygous for the gene. Both h normal skin colour. The probability they will have an albino child is

Which of the following statement reflects the mechanism of natural selection?

In evolution, analogous structures significant because they show

The bicuspid valve is located between the _____

The pigment in the malpighian layer responsible for skin colourtion is known as

The brain and the spinal cord make up the

Which of the following specialised structures are stimulated by touch, pressure, pain, heat and cold?

Which of the following does not- occur during photosynthesis?

Even though some flowering plant contain accessory pigments wh. h give them colours, they still contain the pigment

In a water cultured experiment a plant showed poor growth and flowering of the leaves. These symptoms were probably due to the absence of

Terrestrial organisms which are capable of maintaining their body temperatures constant within fairly close limits are referred to as

During blood transfusion, agglutination may occur as a result of the reaction between

Which of the following is not a constituent of DNA

Species can be defined as the group of Organisms that

Which of the following has the most primitive respiration system?

Which of the following constitutes the main internal tissue of a leaf? ____

Which of the following organisms is at the tissue level of organization?

A dehiscent fruit formed from several fused carpels with many seeds is classified as

Pests can be controlled without the subsequent danger of polluting the ecosystem by

The term used in describing the effective management of natural resources by man is ­­­­___

One of the methods of preventing measles is by

Group instinct or social behaviour is not displayed in

The scientist who discovered the honeycomb structure of cell was

Which of the following is not true about a bacterial colony growing on an agarplate?

Hydra is able to perform all the following functions except

When a person’s urine contains a high concentration of urea, it could be as a result of

How many conjugants are involved in sexual reproduction of?

Biosphere is best described as

An importance of food web is that  living organism

Which of the following features enables tapeworm to live successfully in small intestine of human?

If a piece of abandoned farmland through a series of floral and faunal changes and become established with permanent plant and animal population it could be said to have undergone

Which of these physiological variations is sex-linked? ­­­____

The ability of some individuals to phenylthiocarbamide (PTC) is a

The theory of evolution by natural selection was first put forward by

Which of the following statements is correct about the chromosomes in the gametes? At the end of the second meiotic division

Which of the following traits in human can be affected by environmental factors?

The role of ATP include all the following activities except

Which of the following statement defines plasmolysis?

Which of the following instruments is to measure the speed of a stream?

Which of the following factors is not associated with aquatic habitats?

Which of the following juices contains the enzyme ptyalin?

A faster colour change of a dry cobalt chloride paper affixed to the lower surface of a leaf than the upper indicate that

Which of the following describes an example of fertilization in higher organism?

Trees in savannah habitats usually have heavy thick bark which mainly

The epidermis of the mammalian skin is an example of a tissue because the cells

During the process of osmosis, a semi permeable membrane allows

Support in young herbaceous plants is provided by

The ventricles of the mammalian heart have thicker muscular walls than the auricles because the

Which of the following organisms is not considered as a parasitic plant?

Siphons and gills are structures in aquatic organisms used for

The first step in carrying out ecological studies in a terrestrial habitat is

Which of the following substances is not an excretory product in mammals?

The long necks and legs of the present day giraffes were some of the basis of ____

If a heterozygous red flowered plant (Rr) was self fertilized, the offspring would be expected to be

The blood group in humans referred to as a universal recipient is

Which of the following diseases cannot be spread by an insect?

Variation is a factor which

If a pond contains water weed, tad Tap-minnows (fish) and is visited Heron (bird), what would be the possible food chain?

Gaseous exchange occurs through the following structures in some organism except ____ 

A change in the environment of organism is termed

Organisms that interbreed to prod fertile offspring belong to the same

Yeast is added to the dough during the preparation of bread because it produces

The fine adjustment of the light microscope is used to

Which of the following blood vessels have valves?

The main function of a queen in a termite colony is

The amount of energy passed from one trophic level to the next decreases because ____

Which of the following enzymes does not belong to proteases?

The site of production of ATP in a cell is ____

In testing for starch in a leaf, the leaf is boiled in alcohol to ____

Which of the following statements about White blood cells (WBC) is true? They ____

A termite with a relatively large head and powerful jaws is likely to be a ____

The character that is manifested in an organism in the presence of a contrasting character is known as ____

Which of the following protozoans feed parasitically?

The phenotype of an organism is a function of ____

Which of the following inherited conditions usually shows incomplete dominance?

The effect of chlorofluorocarbon is ____

The order of evolutionary trend in plants is ____

Which of the following cannot be taken as a direct observation of Natural selection in recent times?

To avoid over-fishing in a lake the following measures may be helpful except ____

Filaments of Spirogyra placed in a beaker of tap water in a dark cupboard died because

Shrubs do not survive on newly weathered soils because ____

The passage of nerve impulse across a Synapse is facilitated by the secretion of ____

What is the correct hierarchy in the classification of organisms?

Which of the following parts of the skeleton does not have a protective function?

Which of the following actions is not a function of adrenalin? It increases ____

The presence of glucose in the urine of a patient is an indication of malfunctioning of the

Which of the following structures is not a skeletal material?

The overall reaction in glycolysis can be summarized as ____

In plant cells the role of the membrane played by the ____

Evidence for evolution include the following except ____

Which of the following is not a function of the liver in mammals?

A situation whereby some mammals remain inactive throughout dry and hot seasons is known as

Root hairs absorb water from the soil by

During prolonged exercises, glucose the muscle is converted to ____

Euglena moves by the action of ________

In aerobic respiration oxidation phosphorylation takes place in the ____

The ability of organisms to maintain a constant internal environment is known as ____

The relationship between an herbivore and the bacteria which live in their caecum is known as ____

Which of the following is not an evidence of evolution?

Which of the following is not true of a fruit?

Which of the following are not causative organisms of plant diseases?

The haploid number of chromosome in Man is ____

Species can be defined as the group of organisms that ____

Which of the following is not true about gene mutation? It ____

Which of the following constitutes the main internal tissue of a leaf? ____

Which of the following is the function of the hormone secreted in the Islet of Langerhans? ____

Blood in mammals transport oxygen because it contains the pigment called ____

Which of the following is not an adaptation of the small intestine for absorption of digested food?

The translocation of food materials in plants takes place in the ____

Pest can be controlled without the subsequent danger of polluting the ecosystem by

The activities of an organism which affect the survival of another organism in  a habitat can be described as

All hereditary characters in a cell are Passed on from parent-cell to daughter- cell through the process of

Which of the following fixes atmospheric nitrogen? ____

The spaces between neurons through Which impulses cross by means of chemical reaction are called

The autonomic nervous system comparises _____ 

The scientist who discovered the honeycomb structure of the cell was ____

Which of the following processes will not introduce carbon dioxide into the atmosphere?

Which of the following is not true about a bacterial colony growing on an agar plate?

Which of the following  method  of production is common to paramecium and Amoeba?

Which of the following is not a function of the mammalian skeleton? It ____

The stems of young herbaceous plants are kept upright mainly by ____

Different tissues in plants contribute the support of the parts as a result of following characteristics except ____

Breathing movement in mammals accompanied by regular movement of diaphragm and the ____

The increase in width of blood vessels in the mammalian skin at high temperature is known as ____

Which of the following reagents is for the test for starch? ____

Changes in energy flow between organisms in a habitat can be represented by a

Thrombocytes are blood cells responsible for initiating ____

The genetic make up of an organism is described as its ____

A dry indehiscent fruit containing one seed and possessing a hairy pappus is described as

Which of the following statements is not associated with the theory of natural selection?

Which of the following statements about the modifications of pentadactyl forelimb is not correct? ____

The organelle which eliminates water from the body of protozoa is ____

Spirogyra is regarded as a multicellular plant because ____

Muscle are attached to bones by means of ____

The pulmonary vein carries _____

The upper part of the trachea in mammals is called ____

Growing radicles of seedlings are ____

Over-secretion of thyroxin is likely to lead to

The part of the brain responsible for the control of voluntary movement and interpretation of sensations is the

Which of the following is not seen in the transverse section of a young monocotyledonous stem?

In testing for a reducing sugar, the food substance is usually warmed with

The phenomenon whereby some organisms with certain features get established in an environment is known as

The part of the alimentary system of a bird where grinding of maize occurs is the?

Fewer number of trees is characteristics of the savannah zones of Nigeria because

Which of the following is not true of the nucleus of a living cell? It contains

The theory of use and disuse of organs was propounded by

Which of the following is not likely to be found in the cell of a ripe tomato fruit?

Which of the following is the function of bright coloration of petals in flowers?

Which of the following is the most sensitive spot of the retina?

Predation is an example of a factor in ecological system referred to as _____

Which of the following is not an example of a heterotrophic mode of nutrition?

Which of the following is not a structural adaptation of desert plants for water conservation?

The burning of farmlands should be discouraged because it _____

Blood groups and tongue- rolling examples of _____

How many chromosomes are found in human ovum?

Which of the following is the precise location of the gene?

Which of the following is not a type of finger prints?

The organ which is sensitive to light in Euglena is the

Which of the following disease is caused by deficiency of insulin in the body?

Which of the following organs is associated with deamination of proteins?

Ultrafiltration in the kidney takes place in the _____

The following agencies are responsible for conservation in Nigeria except _____

In which of the following processes is carbon dioxide not given out?

The property of clay soil that prevents it from supporting thick vegetation is its

The offspring produced when pure strains interbreed is described as

One of the factors that must be considered for safe blood transfusion is

Identical twins inherit their genes from

The order of evolutionary trend in plants is

Which of the following occurrences cannot be taken as a direct observation of Natural Selection in recent times?

Which of the following is not true of termite workers? They _____

In the binomial system of naming organisms the second name is known as _____

Which of the following features does not necessarily place Paramecium at a higher level of organisation over Amoeba?

Primary growth in plants is brought about by the activity of the _____

The passage of nerve impulse across a Synapse is facilitated by the secretion of

Which of the following parts of the skeleton does not have a protective function?

Analysis of the gut content of an animal showed that it contained small pieces of bone, seeds, roughage and, insects. The animal is likely to be a/an

Filaments of Spirogyra placed in a beaker of tap water in a dark cupboard died because