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Waec Biology 2000 Past Questions and Answers

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Waec 2000 Biology Past Questions

Question 11:


In which of the following organisms is ammonia excreted as a waste product?

A. Man
B. Bird
C. Amoeba
D. Spirogyra


Question 12:


The following are the functions of supporting tissues in plant except

A. Rigidity
B. Flexibility
C. Strengthening
D. Secretory


Question 13:


Which of the following organisms has the largest surface area-to-volume ratio?

A. Man
B. Earthworm
C. Amoeba
D. Grasshopper


Question 14:


Which of the following plant parts does not perform supportive function?

A. Parenchyma, xylem and . collenchyma
B. Epidermis, sclerenchyma and xylem
C. Parenchyma, collenchyma and sclerenchyma
D. Sclerenchyma, xylem and collenchyma


Question 15:


The following are useful effect of micro-organisms except

A. Production of vaccines
B. Curing of tobacco
C. Tanning of leather
D. Decay of meat






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