Biology 1999 WAEC Past Questions

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The vessel that carries blood from the heart to the lungs is called an artery because it

A. contains oxygenated blood
B. contains more blood than the other vessels
C. carries blood away from the heart
D. has thick inelastic wall

View Answer & Discuss (5) WAEC 1999

During anaerobic respiration in skeletal muscles, pyruvic acid is

A. reduced to lactic acid
B. oxidized to ethanol
C. oxidized to lactic acid
D. reduced to water

View Answer & Discuss WAEC 1999

Use the information on the stages involved in conjugation to answer the 2 questions below

I. Transfer of one cell content into the adjacent cell ll. Formation of a conjugation tube III. Secretion of thick
wall to form a zygospore IV. Formation of a protuberance V. Germination of a filament

Which of the following organisms exhibits 'the stages listed above during conjugation?

A. Chlamydomonas
B. Euglena
C. Spirogyra
D. Volvox

View Answer & Discuss WAEC 1999

Which of the following arrangements is the correct sequence of the process?

A. II, I, IV, V and III
B. IV, II, I, III and V
C. IV, I, II, V and III
D. V, II, III, IV and I

View Answer & Discuss (1) WAEC 1999

The teeth used for tearing and cutting are

A. canine and molars
B. premolar and incisors
C. molar and incisors
D. canine and incisors

View Answer & Discuss WAEC 1999

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Biology 1999 WAEC Past Questions

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