Jss 1 Basic Science Second term examination


INSTRUCTION: Answer ALL the questions.
Organisms which are able to make their own food are said to be ___________. (a) autotrophic (b) commensal (c) heterotrophic (d) parasitic (e) saprophytic
Malaria is transmitted through the bite of ________mosquito. (a) aedes (b) female anopheles (c) female culex (d) male anopheles (e) male culex
Animals that feed on both plants and animals are called ______.(a) carnivores (b) frugivores (c) herbivores (d) omnivores (e) scavengers
Which of the following illustrates the life cycle of mosquito? (a) Adult—Larva—pupa—egg (b) egg—larva—adult (c) egg—larva—pupa—adult (d) egg—nymph—adult (e) egg—pupa—larva—adult.
Which of the following is not a natural source of water? (a) reservoir (b) river (c) spring (d) stream (e) well
Which of the following is not a member of the nuclear family? A) daughter (b) father (c) mother (d) son (e) uncle
The activities of the cell are controlled by_____. (a) Cell membranes (b) chloroplast (c) cytoplasm (d) nucleus (e) vacuole.
Which of the following is a type of movement? (a) Active movement (b) inactive movement (c) dancing movement (d) standing movement (e) docile movement.
If you fail to keep your hair clean and tidy, which of the following might result? I. Bad odor II. Bushy hair III. Lice in hair IV. Dandruff. (a) I only (b) II only (c) III only (d) IV only (e) I, II, III, and IV.
Which of the following might result from poor hygiene of the teeth? I. toothache II. Tooth decay III. Extracting of bad teeth IV. Falling out of teeth before old age. (a) II only (b) III only (c) I and II only (d) II and III only (e) I, II, III and IV
All these are characteristics of living things EXCEPT________. (a) evaporation (b) excretion (c) growth (d) irritability (e) movement
The ability of living things to respond to stimuli is described as______(a) growth (b) irritability (c) locomotion (d) reproduction (e) respiration
The following are parts of an animal cell EXCEPT________ (a) cell membrane (b) cell wall (c) cytoplasm (d) nucleus (e) vacuole
The process whereby solid changes to liquid is called_______(a) boiling (b) condensation (c) evaporation (d) freezing (e) melting
Which of the following is not a class of vitamin? (a) Vitamin B (b) Vitamin C (c) Vitamin K (d) Vitamin H (e) Vitamin D
Deficiency of Vitamin C causes ________. (a) Bone abnormality (b) shortage of red blood cells (c) scurvy (d) night blindness (e) sterility in animals.
The following are properties of a solid EXCEPT______ (a) definite shape (b) definite mass (c) definite volume (d) particles are closely packed (e) non of the above

Which of the following is a type of food?……(a) baked or boiled (b) fresh or stale (c) local or imported (d) ripe or unripe (e) big or small
The following are stages in the development of housefly EXCEPT_______ (a) adult (b) caterpillar (c) egg (d) maggot (e) pupa
Substances expand when _______energy is supplied. (a) chemical (b) heat (c) kinetic (d) light (e) sound
Which of the following classes of food is best for body building? (a) carbohydrates (b) fats (c) proteins (d) vitamins (e) water
The following factors are necessary for growth EXCEPT (a) occupation (b) disease (c) food (d) heredity (e) rest and exercise
Which of the following insects is NOT a vector of disease (a) butterfly (b) cockroach (c) housefly (d) mosquito (e) tsetse fly
Metals are malleable. This means that metals ______(a) are generally strong and hard (b) are good conductors of electricity (c) can be beaten into thin sheets (d) can be drawn into wires (e) can be painted in different colors
Which of the following is not a food item? (a) milk (b) spinach (c) rice (d) orange (e) alcohol
A disease that is inherited is called ________ (a) hereditary disease (b) a vitamin deficiency disease (c) a poverty illness (d) a hunger disease (e) kwashiorkor disease
Which of the following is a function of vitamins in the human body (a) for providing energy (b) for body building (c) for preserving health (d) none of the above (e) all of the above
Which of the following is a vaccine? (a) DPT (b) OGT (c) RTT (d) OPT (e) DTT
The primary source of the earth�s energy is the ______. (a) food (b) plants (c) sun (d) animals (e) petroleum
The path that ensures balance and continuous flow of Nitrogen from living to non living things is called ________.(a) evaporation (b) water cycle (c) carbon cycle (d) nitrogen cycle (e) condensation
Oxygen is removed from the atmosphere by ______. (a) breathing in(b) breathing out (c) photosynthesis (d) feeding by animals (e) the sun
The human activities that affect the environmental balance include_______, (a) agriculture (b) transportation (c) construction (d) growth of town (e) all of the above
Disease causing organisms can be passed from one person to another through______. I. water II. Food III. Body contact IV. Vectors. (a) IV only (b) I only (c) I and II only (d) III only (e) I, II, III, and IV.
Which of the following is a water borne disease? (a) tuberculosis (b) tetanus (c) cholera (d) malaria (e) cough
Which of the following is/are causes of drug abuse? I. search for excitement II. Curiosity III. Doing what others do IV. The desire to feel like a grown up. (a) II only (b) all of the above (c) III only (d) I and II only (e)I, II and III only.
Which of the following is not a class of drugs? (a) narcotics (b) sedatives (c) stimulants (d) tranquillizers (e) none of the above
The following are diseases caused by virus EXCEPT ________ (a) influenza (b) yellow fever (c) poliomyelitis (d) small pox (e) malaria.
Which of these is not an organ of excretion (a) kidney (b) liver (c) lungs (d) stomach (e) skin

A plant differs from an animal because a plant_________(a)respires (b) grows (c) moves (d)reproduces (e) makes its food
Which of the following statements is not true? (a) plants depend on oxygen only to make their food (b) respiration includes breathing and chemical breakdown of digested food substances to release energy (c) formation of new body materials indicates growth (d) excretory substances removed by lungs are carbon IV oxide and water vapor. (e) Excess salt and water are removed in sweat.
a. What is personal hygiene? 2mks
b. State three consequences of poor personal hygiene 3mks
c. Name three (3) classes of food and give one example of each 3mks
d. Mention two wildlife conservation centers in Nigeria 2mks

a. i. List 2 characteristics of living things 2mks
ii. State 2 differences between plant and animal cells 4mks
b. i. What is immunization? 2mks
ii. List 2 types of vaccines 2mks

a. State the full meaning of the following
AIDS 3mks
b. List 3 ways HIV/AIDS can be prevented 3mks
c. The process of sorting things into sets or groups is called _________ 2mks
d. List one example each of metals and non-metals 2mks

a. In a tabular form, state three (3) differences between metals
and non metals 6mks
b. Write two uses of both metals and non metals 4mks

a. What is gravitational pull? 2mks
b. Give 2 effects of gravitational force on objects 4mks
c. List two (2) commonly abused drug 2mks
d. What is melting point? 2mks

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