JAMB

JAMB past question, Biology, 1994

Biola Emmanuel - Fri, 31st May, 2019 @ 08:40: AM

JAMB past question, Biology, 1994:

1. The membrane surrounding the vacuole in a plant cell is called the

  • A. plasmalemma
  • B. tonoplast
  • C. nuclear membrane
  • D. endoplasmic reticulum

 

2. The smallest living organisms which share the characteristics of both living and non-living matter are

  • A. bacteria
  • B. fungi
  • C. viruses
  • D. protozoa

 

3. Green plants are distinguished from other living organisms by their ability to

  • A. make use of water
  • B. make use of oxygen
  • C. respond to sunlight
  • D. manufacture their own food

 

4. The soil swallowed by the earthworm to form the worm cast is ground up in the

  • A. clitellium
  • B. prostosium
  • C. mouth
  • D. gizzard

 

5. Which isthe correct order in an evolutionary sequence for the following plant groups?

  • A. Bacteria >> ferns >> algae >> mosses >> seed plant
  • B. Bacteria >> ferns >> mosses >> algae >> seed plants
  • C. Bacteria >> algae >> mosses >> ferns >> seed plants
  • D. Bacteria >> mosses >> algae >> ferns >> seed plants

 

6. In Amoeba, osmoregulation is carried out by the

  • A. pseudopodium
  • B. food vacuole
  • C. contractile vacuole
  • D. nucleus

 

Use the diagram below to answer questions 7 and 8.

Head of a cockroach
7. The part used for feeling is labelled

  • A. I
  • B. J
  • C. K
  • D. L

 

8. The mouth part of the insect is adapted for

  • A. biting and chewing
  • B. sucking and chewing
  • C. biting and sucking
  • D. piercing and sucking


9. Which of the following combinations differentiates a bonyfish from a cartilaginous fish?

  • I. Presence of gills
  • II. Absence of gill slits
  • III. Possession of bony skeleton
  • IV. Possession of laterally compressed body
  • V. Possession of dorso ventrally compressed body
  • A. I,II and II
  • B. I, III and IV
  • C.II,III and IV
  • D. II,III andV

 

10. Which is the most important adaptation of a bony fish to life in water?

  • A. The possession of a streamlined shape
  • B. The presence of overlapping scales
  • C. The covering of the body by thin film of shine
  • D. The possession of a caudal fin

 

Use the diagram below to answer questions 11 and 12

11. Which of the labelled part allows for efficient absorption of water and mineral?

  • A. I
  • B. II
  • C. III 
  • D. IV

 

12. Starch is usually stored in the part labelled

  • A. I 
  • B. II
  • C. II 
  • D. IV

 

13. The failure of transport and respiratory systems in plants as well as the presence of reddish colour in stems and leaves result from the deficiency of

  • A. magnesium
  • B. nitrogen
  • C. potassium
  • D. phosphorus

 

14. The dental formula I=3, C=1, Pm=4M=3 is that of a

  • A. goat
  • B. rabbit
  • C. man
  • D. dog

 

15. The nitrifying bacteria,Nitrosomonas,convert ammonia to

  • A. nitrites
  • B. nitric acid
  • C. nitrates
  • D. nitrous oxide

 

16. The activity of ptyalin is likely to decrease with an increase in the concentration of

  • A. oxygen
  • B. starch
  • C. protein
  • D. acid

 

17. The phloem parenchyma is sometimes used for

  • A. food storage
  • B. supporting the stem
  • C. production of the sieve tube
  • D. transporting water

 

18. The process by which a red blood cell placed in distilled water absorbs water until it bursts and releases its contents into the surrounding is known as

  • A. osmosis
  • B. plasmolysis
  • C. turgidity
  • D. haemolysis

 

Use the diagram below to answer questions 19 and 20.

19. The most appropriate title for the set up is

  • A. quantitative measurement of respiration in plants and animals
  • B.measurement of respiratory rates in living organisms
  • C.comparison between photosynthesis and respiratory
  • D. comparison of respiratoryrates in plants and animals

 

20. The part labeled J is called

  • A. porosimeter
  • B. porometer
  • C. manometer
  • D. auxanometer

 

21. A circulatory system that does not allow mixing of oxygenated and de-oxygenated blood in mammalian heart is referred to as

  • A. open
  • B. haemocoelic
  • C. single
  • D. closed

 

22. Which of the following waste products in plant is excreted through the stomata and lenticels?

  • A. Carbondioxide
  • B. Alkaloids 
  • C. Tannins
  • D. Anthocyanins

 

Use the diagram below to answer questions 23 and 24.

23. The vertebra illustrated is

  • A. lumbar
  • B. thoracic
  • C. caudal
  • D. cervical

 

24. The neural arch is labelled

  • A. I.
  • B.II
  • C.III
  • D.IV

 

25. In animals, meiosis comes

  • A. after fertilization
  • B. after every mitotic division
  • C. before fertilization
  • D. before every mitotic division

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