Science

Question 1

Hierarchy level of biological organization

Answer 1

1. Kingdom
2. Phylum
3. Class
4. Order
5. Family
6. Genus
7. Species

Question 2

What is the order of cell division

Answer 2

1. G1
2. S Phase
3. G2
4. M Phases

Question 3

Which antibody mediates the body’s reaction to an allergen?

Answer 3

IgE

Question 4

Which electrolyte plays an essential role in the clotting of blood?

Answer 4

Calcium

Question 5

Blood pH is measured by what?

Answer 5

Loss and gain of Hydrogen ions

Question 6

Which of the following is the function of angiotensin II in the regulation of blood pressure?

Answer 6

If blood pressure falls too low, angiotensin II causes vasoconstriction, which in turn causes an increase in blood pressure.

Question 7

What is the pacemaker of the heart?

Answer 7

Sinoatrial node

Question 8

What is the function of the small intestine?

Answer 8

peristalsis, digestion, and absorption of nutrients into the bloodstream

Question 9

What is the function of the gall bladder?

Answer 9

stores and releases bile when fat is in the duodenum

Question 10

What is the function of the pancreas?

Answer 10

produces glucogon and insulin to regulate metabolism

Question 11

What is the function of the stomach?

Answer 11

digestion of food begins in the stomach