Biology Past Questions v41 For JAMB/WAEC/NECO Students; These Biology past questions are for students who are sitting for the following examinations:

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• NECO GCE
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• NABTEB GCE

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#1. Which of the following is a behavioural adaptation that protects prey from predators?

A) Hibernation

A) Hibernation

B) Shedding of leaves

B) Shedding of leaves

C) Secreting irritating fluid

C) Secreting irritating fluid

D) Dormancy

D) Dormancy

#2. The period of inactivity seen in some animals during long period of heat or drought is

A) Migration

A) Migration

B) Aestivation

B) Aestivation

C) Hibernation

C) Hibernation

D) Adaptation

D) Adaptation

#3. The insect trapping movements of the leaves of the venus fly trap is a behavioural adaptation for

A) support

A) support

B) surviving adverse weather conditions

B) surviving adverse weather conditions

C) obtaining food

C) obtaining food

The insect trapping movements of the leaves of the venus fly trap is a behavioural adaptatD) dormancy

The insect trapping movements of the leaves of the venus fly trap is a behavioural adaptatD) dormancy

#4. Animals are said to gregarious when

A) they survive adverse conditions of cold weather

A) they survive adverse conditions of cold weather

B) they transmit information from one individual

B) they transmit information from one individual

C) they are of the same species moving together in a group

C) they are of the same species moving together in a group

D) they give an alarm to alert others to show the normal protective behaviour of the group when danger threatens

D) they give an alarm to alert others to show the normal protective behaviour of the group when danger threatens

#5. The type of nutrition shown by spirogyra is

A) Symbiosis

A) Symbiosis

B) Holozoic

B) Holozoic

C) Chemosynthetic

C) Chemosynthetic

D) Holophytic

D) Holophytic

#6. Raw materials required by green plants to manufacture their food are

A) mainly fluids

A) mainly fluids

B) inorganic substances

B) inorganic substances

C) living materials

C) living materials

D) mainly gases

D) mainly gases

#7. Which of the following pairs of organisms are photosynthetic?

A) Amoeba and paramecium

A) Amoeba and paramecium

B) Euglena and chlamydomonas

B) Euglena and chlamydomonas

C) Volvox and Rhizopus

C) Volvox and Rhizopus

D) Nostoc and plasmodium

D) Nostoc and plasmodium

#8. The type of nutrition in which two organisms of different species live together and derive nutrients from each other is

A) symbiotic nutrition

A) symbiotic nutrition

B) saprophytic nutrition

B) saprophytic nutrition

C) holozoic nutrition

C) holozoic nutrition

D) holophytic nutrition

D) holophytic nutrition

#9. Which of the following statement about the similarities in plant and animal transport is correct?

A) Materials and hormones are transported in fluid form

A) Materials and hormones are transported in fluid form

B) The transport medium is made up of only tissues

B) The transport medium is made up of only tissues

C) Their materials are transported in the same vessels

C) Their materials are transported in the same vessels

D) Diffusion is not required

D) Diffusion is not required

#10. Which of the following describes the function of lymph

A) Temperature regulation

A) Temperature regulation

B) Production of antibodies

B) Production of antibodies

C) Engulfing

C) Engulfing

D) Body defence

D) Body defence

#11. One of the major ways in which the blood is able to defend the body against disease causing organisms is

A) Absorption of fatty acids and glycerol

A) Absorption of fatty acids and glycerol

B) Clumping

B) Clumping

C) Single circulation

C) Single circulation

D) Translocation

D) Translocation

#12. Which of the following is not a transmitable character in plants

A) Habit of growth

A) Habit of growth

B) Resistance to environmental factors

B) Resistance to environmental factors

C) Life span

C) Life span

D) Haemophilia

D) Haemophilia

#13. Inheritable character/features possessed by an organism can be referred to as

A) Genes

A) Genes

B) Locus

B) Locus

C) Traits

C) Traits

D) Allelo morphs

D) Allelo morphs

#14. One of the following is a process of transmission of hereditary characteristics by chromosomes

A) Genes relating to the same character occupy identical locations on the chromosomes

A) Genes relating to the same character occupy identical locations on the chromosomes

B) Separation of homologous chromosomes into four daughter cells

B) Separation of homologous chromosomes into four daughter cells

C) Separation of gametes during fertilization

C) Separation of gametes during fertilization

D) Dictating the formation of a protein by a gene in a chromosome

D) Dictating the formation of a protein by a gene in a chromosome

#15. The attachment of the embryo to the wall of the uterus is called

A) Ovulation

A) Ovulation

B) Implantation

B) Implantation

C) Gametogenesis

C) Gametogenesis

D) Placentation

D) Placentation

#16. Which of the reproductive system in mammals secretes a part of the seminal fluid which raises the pH of the fluid in the female reproductive system?

A) Cowper's gland

A) Cowper's gland

B) Prostate gland

B) Prostate gland

C) Vas deferens

C) Vas deferens

D) Seminal Vesicle

D) Seminal Vesicle

#17. The part labelled a in the above diagram is used for

A) Detection of pressure in water

A) Detection of pressure in water

B) Maintaining buoyancy in water

B) Maintaining buoyancy in water

C) Gaseous exchange

C) Gaseous exchange

D) Movement in water

D) Movement in water

#18. The above organism can be classified under which phylum in the animal kingdom

A) Nematoda

A) Nematoda

B) Chordata

B) Chordata

C) Porifera

C) Porifera

D) Annelida

D) Annelida

#19. One important characteristics of green plant is that they

A) possess specialized sense organs

A) possess specialized sense organs

B) Are usually motile

B) Are usually motile

C) Are autotropic

C) Are autotropic

D) Respond slowly to stimuli

D) Respond slowly to stimuli

#20. A virus can sometimes be regarded as a living organism because it

A) causes diseases in plants and animals

A) causes diseases in plants and animals

B) It exists in a variety of shapes

B) It exists in a variety of shapes

C) Is easily visible with the aid of an electron microscope

C) Is easily visible with the aid of an electron microscope

D) Reproduces in living cells

D) Reproduces in living cells

#21. A population is best described as

A) A group of the same species of organisms living together

A) A group of the same species of organisms living together

B) A group of animals and plants living together

B) A group of animals and plants living together

C) A group of insects and grasses

C) A group of insects and grasses

D) Different species of wild animals

D) Different species of wild animals

#22. The number of times an organism occurs within a given area of a habitat is referred to as

A) Population growth rate

A) Population growth rate

B) Population frequency

B) Population frequency

C) Population growth rate

C) Population growth rate

D) Population density

D) Population density

#23. Reading the verdict of a case by a magistrate is an example of

A) A reflex action

A) A reflex action

B) An instinct

B) An instinct

C) A conditioned reflex

C) A conditioned reflex

D) A voluntary action

D) A voluntary action

#24. Which of the following structures controls the activities of the living cell?

A) Nucleus

A) Nucleus

B) Centrosome

B) Centrosome

C) Mitochondrion

C) Mitochondrion

D) Golgi body

D) Golgi body

#25. The sum total of adaptive changes from pre-existing form that have taken place over a long time resulting in diversity of forms, structures and functions among organism is referred to as

A) Specification

A) Specification

B) Inorganic Evolution

B) Inorganic Evolution

C) Evolution

C) Evolution

D) Organic Evolution

D) Organic Evolution

#26. The specific portion of a habitat which is occupied by a particular species is referred to as

A) Ecological population

A) Ecological population

B) Ecological niche

B) Ecological niche

C) Biotic community

C) Biotic community

D) Ecosystem

D) Ecosystem

#27. In plants, respiration occurs in

A) The stomata and lenticel only

A) The stomata and lenticel only

B) Mesophyll cells only

B) Mesophyll cells only

C) All living cells

C) All living cells

D) The root only

D) The root only

#28. Which of the following is an example of discontinous variatio?

A) The range in height of a pea plant from 30cm to 50cm

A) The range in height of a pea plant from 30cm to 50cm

B) Offsprings including two male cats and three female cats

B) Offsprings including two male cats and three female cats

C) The colour of pear plants grown in the dark

C) The colour of pear plants grown in the dark

D) The adult body weight ranging from 50kg to 95kg

D) The adult body weight ranging from 50kg to 95kg

#29. Which of the following type of soil has the highest water retaining capacity?

A) Loam

A) Loam

B) Laterite

B) Laterite

C) Clay

C) Clay

D) Sand

D) Sand

#30. Rabbits cannot survive in an aquatic habitat because they have

A) fore and hind limbs

A) fore and hind limbs

B) no gills

B) no gills

C) no fins

C) no fins

D) no scales

D) no scales

#31. Which of the following substances pass through the root cell membrane by osmosis?

A) Ceil sap

A) Ceil sap

B) Carbon dioxide

B) Carbon dioxide

C) Oxygen

C) Oxygen

D) Water

D) Water

#32. Trees in Savanna habitats usually have thick bark which mainly.

A) Reduces the rate of transpiration

A) Reduces the rate of transpiration

B) Protect them from scorching sun

B) Protect them from scorching sun

C) Protect them from heavy winds

C) Protect them from heavy winds

D) Resist bush fires

D) Resist bush fires

#33. Competition among individuals of a population increases the

A) Number of organisms

A) Number of organisms

B) Availability of nutrient supplied

B) Availability of nutrient supplied

C) Survival of the fittest

C) Survival of the fittest

D) Enlargement of the territory

D) Enlargement of the territory

#34. In natural selection, Darwin proposed that evolution occurred because of the following conditions except

A) that nature selects those that will survive to reproduce their kind

A) that nature selects those that will survive to reproduce their kind

B) there is a fierce competition among the offspring

B) there is a fierce competition among the offspring

C) that the weaker offspring are eliminated

C) that the weaker offspring are eliminated

D) food and other needs are abundant

D) food and other needs are abundant

#35. Which of the following substances has the highest amount of energy in joules per unit weight?

A) Carbohydrates

A) Carbohydrates

B) Fats

B) Fats

C) Proteins

C) Proteins

D) Vitamins

D) Vitamins

#36. Which of the following pairs of scientists discovered the Rhesis factor in human blood?

A) Hooke and Lavine

A) Hooke and Lavine

B) Darwin and Landsteiner

B) Darwin and Landsteiner

C) Landsteiner and Lavine

C) Landsteiner and Lavine

D) Hooke and Darwin

D) Hooke and Darwin

#37. Which of the following is a nitrifying bacterium?

A) Rhizobium

A) Rhizobium

B) Nictrobacter

B) Nictrobacter

C) Azotobacter

C) Azotobacter

D) Pseudomonas

D) Pseudomonas

#38. Which of the following is the effect of using artificial pollination in plant breeding?

A) Production of healthy crops

A) Production of healthy crops

B) Lengthening the maturity time of crops

B) Lengthening the maturity time of crops

C) Making crops susceptible to disease

C) Making crops susceptible to disease

D) Improvement of the variety of crops

D) Improvement of the variety of crops

Finish

Practice other questions here

Practice other biology questions here