JAMB UTME Biology Prep Test 1 Hi Welcome, you are about to start JAMB UTME Biology Prep Test 1 on September 9, 2024 below are some instructions to get you started: This quiz is time-based, and you should assume you are in exam hall while taking the test. You can use the Chat button to make a complaint of any error during the test. Results will be displayed at the end of the test. Kindly press the START EXAM button to start. Make sure to SUBMIT AND LOGOUT when you are done. Results are displayed instantly after the test. Best of luck, from A. A. Badmus Educonsults Name Email 1. Biology In the root vascular system, the stele is directly surrounded by the _______ pericycle endodermis cortex parenchyma None 2. Biology A pyramid of numbers can be defined as the numerical relationships of a food chain the number of plants and animals in an ecosystem the number of plants and animals in a population an arrangement of organisms according to their habitats the total number of species and general in a community None 3. Biology Alkaline pyrogallol was used in an experiment. That experiment must have been connected with excretion transpiration photosynthesis digestion germination None 4. Biology When a color blind man marries a carrier woman. What is the probability of their offspring being color blind? 75% 100% 50% 25% None 5. Biology Viruses are considered to be living organisms because they possess transmittable characters respond to stimulation ingest food materials. move from one place to another None 6. Biology The type of interaction shown in the diagram is referred to as mutualism interspecific competition cooperation intraspecific intraspecific None 7. Biology The pineapple fruit is best described as multiple, succulent and indehiscent multiple, succulent and dehiscent aggregate, succulent and dehiscent aggregate, succulent and indehiscent None 8. Biology Which of the following sequences represents the process of blood clothing? 1. Fibrin forms a network of threads 2. Red blood cells are caught and a clot is formed 3. Fibrinogen in plasma changes into soluble fibrin 4. Blood is exposed to air 3, 1, 4, 2 3, 1, 2, 4 1, 2, 3, 4 4, 3, 2, 1 4, 3, 1, 2 None 9. Biology A fresh kolanut weighing 1g was put into salt solution. After 3 hours, the kolanut weighed 1.2g. This simple experiment demonstrates that the cell sap of the kolanut is more concentrated than the salt solution the salt solution has the same concentration as the cell sap of the kolanut the kolanut lost some water molecules to the salt solutions kolanut cells can multiply in water. the salt solution is more concentrated that the cell sap of the kolanut None 10. Biology 28g soil sample was heated to a constant weight of 24g. when further heated to red hot and cooled, it weighed 18g. what is the percentage of humus in the soil? 25.0 35.7 75.0 55.6 22.2 None 11. Biology The significance of a very large number of termites involved in nuptial swarming is to ensure that every individual gets a mate ensure their perpetuation despite predatory pressure provide birds with plenty of f ood search for a favourable place to breed None 12. Biology In a mammal, stimulus is transferred from the receptor muscle to the central nervous system through the effector muscles sensory neurons synapses dendrites motor neurons None 13. Biology The rate of transpiration of a leafy shoot would be highest under dry, cold, moving air damp, cold, still air dry warm, still air dry, warm, moving air damp, warm, moving air None 14. Biology The absence of anti-diuretic hormone in humans results in ___ decreasing dehydration increasing dehydration drastic dehydration eliminating dehydration None 15. Biology If you cross-breed a tall variety (Tt) of maize with a short variety (tt), the ratio of tall to short plants in the offspring will be 1:3 1:2 1:1 2:1 None 16. Biology Malaria symptoms are caused by the multiplication of the malaria sporozoites in the liver toxins released into the blood as a result of the destruction or red blood cells the development of merozoites into gametocytes. the invasion of the red blood cells by the trophozoites None 17. Biology The F1 of a cross between a tall and a dwarf plant was tall. The F1 was advanced to F2. How many of 120 F2 plants will be dwarf? 120 30 90 60 None 18. Biology Which of the following groups of cells is devoid of true nuclei? Viruses Fungi Monera Algae None 19. Biology Water fleas, wood lice and barnacles belong to group Insect Arachnida Crustacean Chilopoda None 20. Biology A yellow maize is planted and all the fruit obtained are of yellow seeds. When they are cross-bred, yellow seeds and white seeds are obtained in the ratio 3:1. The yellow seeds is said to be Non heritable Recessive trait Dominant trait Sex linked None 21. Biology When the original king and queen of termites die, they are replaced by none of the options Some adult reproductive from the same colony the king and queen of another colony some adult workers which are specially fed to breed developing nymphs nurtured as secondary reproductive. None 22. Biology Tissue respiration is important for the exhalation of carbon(IV) oxide from the lungs release of carbon(IV) oxide into the lungs absorption of oxygen into the alveoli release of energy for the body use None 23. Biology The correct increasing order of size for the cell components responsible for heredity is DNA→gene→nucleus→chromosome DNA→gene→chromosome→nucleus chromosome→nucleus→DNA → gene chromosome →DNA→nucleous→gene None 24. Biology Identical twins are produced under one of the following conditions: One ovum fertilized by two sperms One ovum fertilized, divides to give two embryos Two ova fertilized at the same time by two sperms One ovum fertilized twins formed shortly before birth Two ova fertilized by one sperm None 25. Biology The parts used by the tapeworm to fasten itself to the host's intestine are rostellum and suckers neck and suckers rostellum, hook and suckers young proglottis and neck hook and suckers None 26. Biology Which of the following is NOT true of wind-pollinated flowers? Scented petals Large pendulous anthers Small inconspicuous flowers Light smooth pollen grains Large amount of pollen produced None 27. Biology Which of the following statements on the mammalian circulatory system is NOT true? Blood flow is controlled by valves in the veins Arteries are generally thicker and larger than veins The blood in the hepatic portal vein is the richest in food substances Blood in the pulmonary artery is richer in oxygen content than blood in the pulmonary vein Fibrin helps in the formation of blood clot. None 28. Biology Which of the following is true of the children of a haemophilic man who marries a woman that is not haemophilic and does not carry the trait? All their daughters will be carriers All their sons will be haemophilic B. all their daughters will be haemophilic All their sons will be carriers. all their daughters will be haemophilic None 29. Biology The three blood vessels that supply the mammalian alimentary canals are hepatic artery, anterior mesenteric artery and posterior mesenteric artery Segmented artery, hepatic artery and coeliac artery B. coeliac artery, anterior artery and coeliac artery hepatic portal vein, anterior mesenteric artery and posterior mesenteric artery coeliac artery, anterior artery and coeliac artery coeliac artery, segmental artery and hepatic artery. None 30. Biology The blood circulatory system of vertebrates consists of: heart, aorta, arteries, veins heart, arteries, capillaries and veins heart, vena cava, arteries and veins heart, aorta, capillaries and veins B. C.D. None 31. Biology Which of the following structures is adapted for feeding in a bird of prey? Big beaks and strong feet Pointed beak and strong claws Smooth beak and strong claws Hooked beak an sharp claws None 32. Biology The algae, bryophytes and pteridophytes are similar in that they are microscopic plants require moisture for fertilization have no vascular tissues are sea weeds None 33. Biology The following events take place during conjugation in Spirogyra 1. The protoplasm in each of the conjugating cells separate from the cell wall to form a gamete; the gamete of one filament passes through the conjugation tube to meet the gamete of the other filament 2. The zygote soon become surrounded by a thick brown wall to become zygospore which bursts after a short rest and germinates to produce a new filament 3. The nuclei of the gametes fuse to form a zygote. 4. The protuberances meet and where they touch the cell-wall disappears so that a conjugation tube joining the two cells is formed 5. Protuberances appear on the walls of cells of two filaments of Spirogyra lying side by side opposite one another. Now, what is the correct sequence in which the above events occur? 5,4,3,1,2 1,2,3,4,5 5,4,1,3,2 3,4,5,2,1 1,2,4,5,3 None 34. Biology In the kidney, the malpighian corpuscle is located in the hilum pelvis cortex medulla None 35. Biology The correct sequence of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside is pith, xylem, cambium, phloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis xylem, phloem, cambium, cortex, parenchyma, collenchyma and epidermis xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis pith, phloem, cambium, xylem parenchyma, collenchyma and epidermis None 36. Biology Which of the following correctly summarizes the life cycle of a fern plant? Male and female gametangia→zygospore→sporangium→spores Spore→prothallus→thallus→sporangium Spore→thallus→spermatozoa+ovum → sporangium Prothallus→spermatozoid→+ egg cell → leafy plant → sporangium →spore. None 37. Biology Which of the following food chains is in the correct sequence? Tadpoles→Beetles→ Weeds → Man→Fish Weeds → Tadpoles→ Beetles→ Fish → Man Fish →Beetles→ Weeds → Man →Tadpoles Weeds→Tadpoles→Fish→ Beetles→Man Man→ Fish→Beetles → Tadpoles →Weeds None 38. Biology A samara differs from a cypsela by having a pericarp fused with the seed coat an extended pericarp some hairy outgrowths on the pericarp a hard pericarp None 39. Biology The structural adaptation of desert plants for water conservation is broad leaves with numerous stomata none is correct spongy mesophyll prominent stomata in leaves spiny leaves None 40. Biology In animals, cilia, flagella, pseudopodia, and chaetae, can be used for attachment to plants locomotion reproduction fighting enemies None 41. Biology The path taken by glucose from the ileum to the heart is ileum→hepatic portal vein→ hepatic artery→vena cava →heart ileum→hepatic portal artery→ hepatic arter→ vena cava→heart ileum→hepatic vein→vena cava→ heart ileum →hepatic portal vein → vena cava → heart ileum→hepatic portal vein→ heaptic vein vena cava →heart None 42. Biology The parts of the mammalian eye that strongly bend light rays are the lens and aqueous humour cornea and aqueous humour lens and vitreous humour cornea and vitreous humour cornea and lens None 43. Biology Examples of organisms in which extracellular digestion occurs are rhizopus, sponges and earthworm roundworm, tapeworm and hydra rhizopus, housefly and hydra fungus, Ioranthus and housefly None 44. Biology Banana, plantain and pineapple can be grouped together because they produce suckers produce small seeds have runners have bulbils are multiple fruits None 45. Biology The lymphatic system of mammals rejoins the blood circulatory system at the hepatic vein common iliac vein renal vein subclavian vein None 46. Biology In a phototropic experiment, young seedlings in a box were subjected to light from one direction. The seedlings continued to grow erect. Which of the following statements is correct? The seedlings were rather too young The light was not strong enough The box containing the seedlings should have been placed on a laboratory bench Only the tips of the seedlings received light The tips of the seedlings were rather been covered None 47. Biology The tips of some rice seedlings were cut off while some were left intact. Both were covered with a container which had only one small hole to allow light through. After twenty-four hours it was observed that the cut tips bent towards source of light the intact tips bent towards light. the intact tips bent away from the light the cut tips bent away from light None 48. Biology One significant difference between roots and stem is that stems grow in both length and circumference while roots grow only in length stems are positively geotropic while roots are negatively geotropic branch roots originate in the pericycle while branch stems do not stems are always above the ground while roots are always below the ground stems are sometimes used for storage while roots and never so used None 49. Biology The annulus of fern sporangium helps in A. spore dispersal B. conduction of mineral salts C. trapping of light energy D. water retention. water retention. spore dispersal trapping of light energy conduction of mineral salts None 50. Biology Fossil records found in sedimentary rocks offer some explanation for the theory of evolution because most animal and plant fossils bear little resemblance to present day living specimens. only organisms with strong parts are fossilized different strata have remains of organisms of the same kind the deposits have remains of organisms characteristic of when they were formed None Well-done. You just finished the JAMB UTME Biology Prep Test 1 and your results will be shown soon. A copy is also delivered to your email within 5mins. Click SUBMIT to view results. Time's upTime is Up! This Post Has One Comment Tacy April 25, 2023 Reply Awesome thanks Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ
Awesome thanks