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jamb solutions...

1(a)out-of -hand
2(a)a possible idea
3(d)outlined
4(a)exclude
5(b)debunked
6(d)burst
7(d)used to work
8(a)whenever
9(b)fourtnight
10(c)ferreted about
11(a)does
12(b)scoured
13(a)what time it was
14(b)eclectic
15(b)in furtherance
16(c)pronunciation
17(a)pleading
18(d)naughtiest
19(c)carrier
20(b)makeup
21(b)seize
22(c)uphill
23(b)medddle
24(b)answering
25(a)certain reason
26(a)call
26(a)said
28(c)break
29(a)breathe
30(a)of
31(d)measure
32(c)bleat
33(c)part
34(c)cite
35(a)valeDICtory
36(b)congratuLAtion
37(b)conspiraCY
38(a)what did my mother buy yesterday
39(b)who went to Abuja by air
40(a)is musa staying in Enugu





The Joint Admissions and Matriculations Board (JAMB) is a Nigerian entrance examination board for tertiary-level institutions. The board conducts entrance examinations for prospective undergraduates into Nigerian universities.
OBJECTIVES
1. A noticeable adaptation of the animal to its aquatic habitat is the possession of
A. webbed digits B. four limbs C. a wide mouth D. large eyes
2. The similarity among organisms belonging to the same group will be least within each
A. order B. family C. species D. kingdom
3. Hermaphroditic reproduction can be found among the
A. annelids and molluscs B. pisces and amphibians C. coelenterates and platyhelminthes D. arthropods and nematodes
4. One distinctive feature in the life history of liverworts is that they exhibit
A. vegetative reproduction B. alternation of generation C. sexual reproduction D.asexual reproduction
5. The cell component that is present in a prokaryotic cell is the
A. ribosome B. mitochondrion C. chloroplast D. nuclear envelope
6. In the egg of a bird, the embryo is located in the
A. yolk B. embryo disc C. chalaza D. albumen
7. An insect whose economic importance is both harmful and benefit is the
A. butterfly B. mosquito C. blackfly D. tsetsefly
8. If water that has been coloured red is poured at the base of a wilting plant, it will appear as a red stain in the cells of the
A. phloem B. parenchyma C. xylem D. epidermis
9. The stunted growth of a leguminous plant suffering from nitrogen deficiency may be corrected by inoculating the soil with
A. saprophytic bacteria B. rhizobium C. denitrifying bacteria D. nitrosomonas
10. The part of the mammalian digestive system where absorption of nutrients takes place is the. A. duodenum B. colon C. ileum D. oesophagus
11. The dark reaction of photosynthesis involves the
A. release of oxygen and the splitting of water, B. photolysis of water and the production of starch, C. reduction of carbon (IV) oxide to organic compounds, D. splitting of water into hydrogen ions
JAMB Biology Questions 2017 | Check JAMB Biology Random Repeated Questions Here.
12. The most important hormone that induces the ripening of fruit is
A. Cytokinin B. Indole acetic acid C. Ethylene D. Gibberellin
13. Metabolic production of urea is carried out in the
A. urinary bladder and kidney B. pancreas C. kidney and malphigian tubule D. liver
14. In mammalian males, the excretory and reproductive system share the
A. ureter B. testes C. vas deferens D. urethra
15. The best method of propagating sugarcane is by
A. stem cuttings B. seed sowing C. layering D. grafting
16. The response of plants to external stimuli in a non-
directional manner is known as
A. nastic movement B. photropism C. tactic D. geotropism
17. Homologous pairs of chromosomes separate during
A. meiosis B. cytolysis C. mitosis D. cleavage
18. An example of a caryopsis is
A. coconut B. tomato C. guava D. maize grain
19. A limiting factor in a plant population near a chemical factory is likely to be
A. humidity B. pH C. wind D. light
20. The pioneer organisms in ecological succession are usually the
A. lichens B. algae C. ferns D. mosses
21. Mycorrhiza is an association between fungi and
A. roots of higher plants B. ilamentous algae C. bacteria D. protozoans
22. A density-dependent factor that regulates the population size of organisms is
A. sudden flood B. disease C. fire outbreak D. drought
23. The most effective method of dealing with non-biodegradable pollution is by
A. burying B. dumPINg C. incineration D. recycling
24. Soil fertility can best be conserved and renewed by the activities of
A. microbes B. earthwormsv C. man D. rodents
25. One example of fossil fuels is
A. coral B. limestone C. firewood D. coal
26. If the pair of allelels for baldness is given as Bb, a female carrier will be denoted by
A. XBXb B. XBXB C. XbY D. XBY
27. An organism that has been extensively used to test the chromosome theory of heredity is
A. Homo sapiens B. Drosophila melanogaster C. Zea Mays D. Musea domestica
30. A feature associated with the Y-chromosome in humans is
A. facial hairs B. prominent fingernails C. long eyelashes D. enlarged breast
31. A man and his wife are both heterozygous for the sickle-cell trait. The likely percentage of their offspring that will be either carriers or sicklers is
A. 50% B. 25% C. 75% D. 100%
32. The type of reproduction that leeds to variation in animal and plant populations is
A. budding B. vegetative C. asexual D. sexual
33. If a DNA strand has a base sequence TCA, its complementary strand must be
A. ATG B. GAT C. AGT D. TAG
34. Which of the following requires the use of carbon dating to prove that evolution has occurred?
A. Biochemical similarities B. Molecular records C. Fossil Records D. Comparative anatomy
35. The presence of sunken stomata and the folding of leaves are adaptations to
A. prevent entry of pathogens B. prevent guttation C. remove excess water D. reduce water loss
36. SPINes and shells on animals are adaptations for
A. physical defence B. camouflage C. chemical defence D. mimicry
37. The inactive state exhibited by an animal during hot dry seasons is termed
A. aestivation B. dormancy C. resting D. hibernation
38. An insect with a mandibulate mouth part will obtain its food by
A. chewing B. chewing and sucking C. sucking D. biting and chewing
39. An example of cryptic colouration is the
A.bright marks on a poisonous tropical frog on variegated leaves
B. bright colour of an insect-pollinated flower
C. mottled colours on moths that rest on lichens
D. green colour of a plant
40. An argument against Lamarck’s heory of evolution is that
A. acquired traits cannot be passed onto the offspring
B. disuse of body part cannot weaken the part
C. disused part is dropped off in the offspring
D. traits cannot be acquired through constant use of body parts.
41. The type of reproduction that is common to both Hydra and yeast is
A. grafting B. budding C. conjugation D. binary fission
42. Epigeal germination of a seed is characterized by
A. lack of growth of the hypocotyls
B. more rapid elongation of the hypocotyls than the epicotyl
C. more rapid elongation of the epicotyl than the hypocotyl
D. equal growth rate of both the .hypocotyl and epicotyl.
43. All living cells require water because it
A. is a medium that neutralizes acids in cells
B. is the main source of energy for the cells
C. prevents the development of diseases in cell
D. is a medium for all metabolic reactions.
44. The surface of an alveolus in a mammals is well supplied
with tiny blood vessels known as
A. capillaries B. arteries C. arterioles D. venules
45. Nervous control differs from hormonal control in that the former
A. is a slower process
B. involves only chemical transmission
C. has no specific pathway
D. produces short-term changes
46. Identical twins inherit their genes from
A. One egg and two sperms B. two eggs and a sperm C. the same egg and sperm D. different eggs and sperms
47. Paternity disputes can most accurately be resolved through the use of
A. DNA analysis B. fingerprinting C. tongue-rolling D. blood group tyPINg
48. Sex-linked genes are located on
A. X-and Y-chromosomes B. homologous chromosomes C. X- chromosomes D. Y- chromosome.
49. In a Mendelian cross of red and white varieties of the four o’clock plant, the Fgeneration expresses incomplete dominance by having flowers which are
A. multicoloured B. PINk C. red D. white
50. Insects are considered the most successful among the Invertebrates because they

A. survive in various environmental conditions B. possess the ability to change their forms C. possess exoskeletons D. have wing for flight.








The Joint Admissions and Matriculations Board (JAMB) is a Nigerian entrance examination board for tertiary-level institutions. The board conducts entrance examinations for prospective undergraduates into Nigerian universities.
OBJECTIVES
1. A noticeable adaptation of the animal to its aquatic habitat is the possession of
A. webbed digits B. four limbs C. a wide mouth D. large eyes
2. The similarity among organisms belonging to the same group will be least within each
A. order B. family C. species D. kingdom
3. Hermaphroditic reproduction can be found among the
A. annelids and molluscs B. pisces and amphibians C. coelenterates and platyhelminthes D. arthropods and nematodes
4. One distinctive feature in the life history of liverworts is that they exhibit
A. vegetative reproduction B. alternation of generation C. sexual reproduction D.asexual reproduction
5. The cell component that is present in a prokaryotic cell is the
A. ribosome B. mitochondrion C. chloroplast D. nuclear envelope
6. In the egg of a bird, the embryo is located in the
A. yolk B. embryo disc C. chalaza D. albumen
7. An insect whose economic importance is both harmful and benefit is the
A. butterfly B. mosquito C. blackfly D. tsetsefly
8. If water that has been coloured red is poured at the base of a wilting plant, it will appear as a red stain in the cells of the
A. phloem B. parenchyma C. xylem D. epidermis
9. The stunted growth of a leguminous plant suffering from nitrogen deficiency may be corrected by inoculating the soil with
A. saprophytic bacteria B. rhizobium C. denitrifying bacteria D. nitrosomonas
10. The part of the mammalian digestive system where absorption of nutrients takes place is the. A. duodenum B. colon C. ileum D. oesophagus
11. The dark reaction of photosynthesis involves the
A. release of oxygen and the splitting of water, B. photolysis of water and the production of starch, C. reduction of carbon (IV) oxide to organic compounds, D. splitting of water into hydrogen ions
JAMB Biology Questions 2017 | Check JAMB Biology Random Repeated Questions Here.
12. The most important hormone that induces the ripening of fruit is
A. Cytokinin B. Indole acetic acid C. Ethylene D. Gibberellin
13. Metabolic production of urea is carried out in the
A. urinary bladder and kidney B. pancreas C. kidney and malphigian tubule D. liver
14. In mammalian males, the excretory and reproductive system share the
A. ureter B. testes C. vas deferens D. urethra
15. The best method of propagating sugarcane is by
A. stem cuttings B. seed sowing C. layering D. grafting
16. The response of plants to external stimuli in a non-
directional manner is known as
A. nastic movement B. photropism C. tactic D. geotropism
17. Homologous pairs of chromosomes separate during
A. meiosis B. cytolysis C. mitosis D. cleavage
18. An example of a caryopsis is
A. coconut B. tomato C. guava D. maize grain
19. A limiting factor in a plant population near a chemical factory is likely to be
A. humidity B. pH C. wind D. light
20. The pioneer organisms in ecological succession are usually the
A. lichens B. algae C. ferns D. mosses
21. Mycorrhiza is an association between fungi and
A. roots of higher plants B. ilamentous algae C. bacteria D. protozoans
22. A density-dependent factor that regulates the population size of organisms is
A. sudden flood B. disease C. fire outbreak D. drought
23. The most effective method of dealing with non-biodegradable pollution is by
A. burying B. dumPINg C. incineration D. recycling
24. Soil fertility can best be conserved and renewed by the activities of
A. microbes B. earthwormsv C. man D. rodents
25. One example of fossil fuels is
A. coral B. limestone C. firewood D. coal
26. If the pair of allelels for baldness is given as Bb, a female carrier will be denoted by
A. XBXb B. XBXB C. XbY D. XBY
27. An organism that has been extensively used to test the chromosome theory of heredity is
A. Homo sapiens B. Drosophila melanogaster C. Zea Mays D. Musea domestica
30. A feature associated with the Y-chromosome in humans is
A. facial hairs B. prominent fingernails C. long eyelashes D. enlarged breast
31. A man and his wife are both heterozygous for the sickle-cell trait. The likely percentage of their offspring that will be either carriers or sicklers is
A. 50% B. 25% C. 75% D. 100%
32. The type of reproduction that leeds to variation in animal and plant populations is
A. budding B. vegetative C. asexual D. sexual
33. If a DNA strand has a base sequence TCA, its complementary strand must be
A. ATG B. GAT C. AGT D. TAG
34. Which of the following requires the use of carbon dating to prove that evolution has occurred?
A. Biochemical similarities B. Molecular records C. Fossil Records D. Comparative anatomy
35. The presence of sunken stomata and the folding of leaves are adaptations to
A. prevent entry of pathogens B. prevent guttation C. remove excess water D. reduce water loss
36. SPINes and shells on animals are adaptations for
A. physical defence B. camouflage C. chemical defence D. mimicry
37. The inactive state exhibited by an animal during hot dry seasons is termed
A. aestivation B. dormancy C. resting D. hibernation
38. An insect with a mandibulate mouth part will obtain its food by
A. chewing B. chewing and sucking C. sucking D. biting and chewing
39. An example of cryptic colouration is the
A.bright marks on a poisonous tropical frog on variegated leaves
B. bright colour of an insect-pollinated flower
C. mottled colours on moths that rest on lichens
D. green colour of a plant
40. An argument against Lamarck’s heory of evolution is that
A. acquired traits cannot be passed onto the offspring
B. disuse of body part cannot weaken the part
C. disused part is dropped off in the offspring
D. traits cannot be acquired through constant use of body parts.
41. The type of reproduction that is common to both Hydra and yeast is
A. grafting B. budding C. conjugation D. binary fission
42. Epigeal germination of a seed is characterized by
A. lack of growth of the hypocotyls
B. more rapid elongation of the hypocotyls than the epicotyl
C. more rapid elongation of the epicotyl than the hypocotyl
D. equal growth rate of both the .hypocotyl and epicotyl.
43. All living cells require water because it
A. is a medium that neutralizes acids in cells
B. is the main source of energy for the cells
C. prevents the development of diseases in cell
D. is a medium for all metabolic reactions.
44. The surface of an alveolus in a mammals is well supplied
with tiny blood vessels known as
A. capillaries B. arteries C. arterioles D. venules
45. Nervous control differs from hormonal control in that the former
A. is a slower process
B. involves only chemical transmission
C. has no specific pathway
D. produces short-term changes
46. Identical twins inherit their genes from
A. One egg and two sperms B. two eggs and a sperm C. the same egg and sperm D. different eggs and sperms
47. Paternity disputes can most accurately be resolved through the use of
A. DNA analysis B. fingerprinting C. tongue-rolling D. blood group tyPINg
48. Sex-linked genes are located on
A. X-and Y-chromosomes B. homologous chromosomes C. X- chromosomes D. Y- chromosome.
49. In a Mendelian cross of red and white varieties of the four o’clock plant, the Fgeneration expresses incomplete dominance by having flowers which are
A. multicoloured B. PINk C. red D. white
50. Insects are considered the most successful among the Invertebrates because they

A. survive in various environmental conditions B. possess the ability to change their forms C. possess exoskeletons D. have wing for flight.



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