JAMB UTME Biology Prep Test 1 Hi Welcome, you are about to start JAMB UTME Biology Prep Test 1 on September 8, 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 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 2. Biology In the kidney, the malpighian corpuscle is located in the pelvis hilum medulla cortex None 3. Biology The absence of anti-diuretic hormone in humans results in ___ decreasing dehydration eliminating dehydration drastic dehydration increasing dehydration None 4. Biology A samara differs from a cypsela by having an extended pericarp a hard pericarp some hairy outgrowths on the pericarp a pericarp fused with the seed coat None 5. Biology The pineapple fruit is best described as multiple, succulent and dehiscent aggregate, succulent and indehiscent multiple, succulent and indehiscent aggregate, succulent and dehiscent None 6. 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 Dominant trait Sex linked Non heritable Recessive trait None 7. Biology Examples of organisms in which extracellular digestion occurs are roundworm, tapeworm and hydra rhizopus, sponges and earthworm fungus, Ioranthus and housefly rhizopus, housefly and hydra None 8. Biology The rate of transpiration of a leafy shoot would be highest under dry, warm, moving air damp, warm, moving air dry warm, still air damp, cold, still air dry, cold, moving air None 9. 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 2:1 1:2 1:1 1:3 None 10. Biology Which of the following correctly summarizes the life cycle of a fern plant? Spore→thallus→spermatozoa+ovum → sporangium Spore→prothallus→thallus→sporangium Prothallus→spermatozoid→+ egg cell → leafy plant → sporangium →spore. Male and female gametangia→zygospore→sporangium→spores None 11. Biology Which of the following is NOT true of wind-pollinated flowers? Scented petals Small inconspicuous flowers Large amount of pollen produced Light smooth pollen grains Large pendulous anthers None 12. Biology When the original king and queen of termites die, they are replaced by Some adult reproductive from the same colony none of the options the king and queen of another colony developing nymphs nurtured as secondary reproductive. some adult workers which are specially fed to breed None 13. Biology Which of the following structures is adapted for feeding in a bird of prey? Hooked beak an sharp claws Pointed beak and strong claws Smooth beak and strong claws Big beaks and strong feet None 14. 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? 55.6 75.0 22.2 25.0 35.7 None 15. Biology Which of the following groups of cells is devoid of true nuclei? Fungi Viruses Algae Monera None 16. Biology The annulus of fern sporangium helps in A. spore dispersal B. conduction of mineral salts C. trapping of light energy D. water retention. trapping of light energy conduction of mineral salts spore dispersal water retention. None 17. 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. different strata have remains of organisms of the same kind the deposits have remains of organisms characteristic of when they were formed only organisms with strong parts are fossilized None 18. Biology The correct increasing order of size for the cell components responsible for heredity is DNA→gene→nucleus→chromosome chromosome →DNA→nucleous→gene DNA→gene→chromosome→nucleus chromosome→nucleus→DNA → gene None 19. Biology The three blood vessels that supply the mammalian alimentary canals are Segmented artery, hepatic artery and coeliac artery B. coeliac artery, anterior artery and coeliac artery coeliac artery, segmental artery and hepatic artery. coeliac artery, anterior artery and coeliac artery hepatic portal vein, anterior mesenteric artery and posterior mesenteric artery hepatic artery, anterior mesenteric artery and posterior mesenteric artery None 20. Biology The blood circulatory system of vertebrates consists of: heart, aorta, capillaries and veins B. C.D. heart, aorta, arteries, veins heart, vena cava, arteries and veins heart, arteries, capillaries and veins None 21. Biology Which of the following food chains is in the correct sequence? Tadpoles→Beetles→ Weeds → Man→Fish Weeds → Tadpoles→ Beetles→ Fish → Man Weeds→Tadpoles→Fish→ Beetles→Man Man→ Fish→Beetles → Tadpoles →Weeds Fish →Beetles→ Weeds → Man →Tadpoles None 22. Biology Which of the following statements on the mammalian circulatory system is NOT true? Blood flow is controlled by valves in the veins Fibrin helps in the formation of blood clot. 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 Arteries are generally thicker and larger than veins None 23. Biology The significance of a very large number of termites involved in nuptial swarming is to provide birds with plenty of f ood search for a favourable place to breed ensure that every individual gets a mate ensure their perpetuation despite predatory pressure None 24. Biology 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 xylem, phloem, cambium, cortex, parenchyma, collenchyma and epidermis pith, xylem, cambium, phloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis None 25. Biology Banana, plantain and pineapple can be grouped together because they have runners produce small seeds are multiple fruits produce suckers have bulbils None 26. Biology Water fleas, wood lice and barnacles belong to group Chilopoda Crustacean Insect Arachnida None 27. Biology One significant difference between roots and stem is that stems are sometimes used for storage while roots and never so used stems are always above the ground while roots are always below the ground stems grow in both length and circumference while roots grow only in length branch roots originate in the pericycle while branch stems do not stems are positively geotropic while roots are negatively geotropic None 28. Biology Tissue respiration is important for the release of energy for the body use exhalation of carbon(IV) oxide from the lungs absorption of oxygen into the alveoli release of carbon(IV) oxide into the lungs None 29. Biology Malaria symptoms are caused by the multiplication of the malaria sporozoites in the liver the development of merozoites into gametocytes. the invasion of the red blood cells by the trophozoites toxins released into the blood as a result of the destruction or red blood cells None 30. 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 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 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 None 31. 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 haemophilic All their sons will be carriers. All their sons will be haemophilic B. all their daughters will be haemophilic All their daughters will be carriers None 32. Biology In the root vascular system, the stele is directly surrounded by the _______ parenchyma pericycle endodermis cortex None 33. Biology The structural adaptation of desert plants for water conservation is broad leaves with numerous stomata none is correct spiny leaves prominent stomata in leaves spongy mesophyll None 34. Biology The algae, bryophytes and pteridophytes are similar in that they have no vascular tissues are microscopic plants are sea weeds require moisture for fertilization None 35. Biology The lymphatic system of mammals rejoins the blood circulatory system at the common iliac vein subclavian vein renal vein hepatic vein None 36. Biology Identical twins are produced under one of the following conditions: One ovum fertilized, divides to give two embryos Two ova fertilized by one sperm One ovum fertilized by two sperms One ovum fertilized twins formed shortly before birth Two ova fertilized at the same time by two sperms None 37. Biology When a color blind man marries a carrier woman. What is the probability of their offspring being color blind? 25% 75% 100% 50% None 38. 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 away from the light the cut tips bent away from light the intact tips bent towards light. None 39. Biology Alkaline pyrogallol was used in an experiment. That experiment must have been connected with excretion germination transpiration digestion photosynthesis None 40. Biology In animals, cilia, flagella, pseudopodia, and chaetae, can be used for locomotion attachment to plants reproduction fighting enemies None 41. 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 42. Biology Viruses are considered to be living organisms because they possess transmittable characters respond to stimulation move from one place to another ingest food materials. None 43. 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 1,2,4,5,3 5,4,1,3,2 3,4,5,2,1 None 44. Biology The parts used by the tapeworm to fasten itself to the host's intestine are neck and suckers rostellum and suckers hook and suckers young proglottis and neck rostellum, hook and suckers None 45. Biology The type of interaction shown in the diagram is referred to as interspecific competition intraspecific intraspecific cooperation mutualism None 46. Biology The parts of the mammalian eye that strongly bend light rays are the cornea and lens lens and aqueous humour lens and vitreous humour cornea and aqueous humour cornea and vitreous humour None 47. Biology The path taken by glucose from the ileum to the heart is 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→ hepatic artery→vena cava →heart ileum→hepatic portal vein→ heaptic vein vena cava →heart None 48. 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 4, 3, 1, 2 1, 2, 3, 4 3, 1, 2, 4 4, 3, 2, 1 3, 1, 4, 2 None 49. 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? Only the tips of the seedlings received light The box containing the seedlings should have been placed on a laboratory bench The tips of the seedlings were rather been covered The seedlings were rather too young The light was not strong enough None 50. Biology In a mammal, stimulus is transferred from the receptor muscle to the central nervous system through the dendrites motor neurons effector muscles synapses sensory neurons 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
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