Waec Biology Past Questions and Answers

Question 1861:

• WAEC 1996

Study the list
The vertebral column of mammals consists of the following:
I. Lumbar vertebrae II. Thoracic vertebrae III. Caudal vertebrae IV Cervical vertebrae V. Sacral
vertebrae.


Which of the following articulates with the pelvic girdle?

A. V
B. IV
C. III
D. II
E. I

Question 1862:

• WAEC 1996

Which of the following is more concentrated in the blood within the renal artery than the blood within the
renal vein?

A. Urea
B. Red blood cells
C. Glucose
D. Protein
E. White blood cells

Question 1863:

• WAEC 1996

Which of the following statements about the lymphatic system is not correct?

A. The lymph vessels are always larger in size than the arteries
B. The flow of lymph is assisted by general muscular movement
C. Lymph flows only in one direction due to the presence of valves
D. Lymph is emptied into the blood circulatory system through a vein
E. Lymph node becomes swollen during serious infections

Question 1864:

• WAEC 1996

In which of the following groups is nephridium found?

A. Crustaceans
B. Reptiles
C. Birds
D. Mammals
E. Annelids

Question 1865:

• WAEC 1996

The maintenance of a constant internal environment of an organism is known as

A. Homeostasis
B. Homeorhesis
C. Turgidity
D. Homoiothermy
E. Diuresis