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Biology 2022 WAEC Past Questions

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56

    Study specimen D and E and answer questions
    (a) and (b).
    (a)i Name the specific habitats of each of specimens D and E.
           D:...........................................
           E:...........................................
   (i) State five observable structural difference between specimens D and E.
   (i) What is the behavioural adaptation that specimens D and E exhibit? (b) State two ways by which specimen E is of economic importance.

           

          Study specimen G and answer questions 2(c) to (e).
     (c) On the table below, name the types of teeth present in specimen G and state one function each of the types of teeth named.

             

types of teeth one function
   
   
   

(d)(i) Name the mode of feeding of the organism from which specimen G was obtained.

    (ii)(d) Name the mode of feeding of the organism from which specimen G was obtained.
     State three ways by which specimen G adapts its organism to the mode of feeding stated in (d)(i)
    

  (e) Name two mineral elements which are needed for the proper functioning of specimen G in the body.

 

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57

Study specimens H,K,L,M and N and answer questions a to f

{a} state two observable structural differences between:

{i}   specimens H and L
{ii}   specimens K and M

{b}i  state two ways each by which specimens H and M adapt the organisms to thier modes of life

H...............................         M.....................................

[ii] name two types of food that the organism that posseses specimen H feeds on 

[c] make a drawing , 8cm to 10cm long of specimen k.

[d] name one habitat of the organism that posseses specimen k

[e] name one feeding habit of each of the organisms that posseses specimen H  and L 

H...............................................      M....................................

[f] state two observable similarities between specimens:

i H and L

ii k and M

 

 

 

 

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58

Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.

Protease J would react with the particular illustrated substance because enzymes? 

  • A. k
  • B. L
  • C. M
  • D. N
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59

The process by which the amount of water and solutes in the blood is controlled is known as 

  • A. hemolysis
  • B. diffusion
  • C. turgidity
  • D. osmoregulation
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