Biology Past Questions and Answers

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 4062:

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 4063:

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 4064:

In which of the following groups is nephridium found?

A Crustaceans
B Reptiles
C Birds
D Mammals
E Annelids

Question 4065:

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

A Homeostasis
B Homeorhesis
C Turgidity
D Homoiothermy
E Diuresis