Font size
WorksheetsQuiz-2, Bio-12- Term-II.
Total questions: 10
Worksheet time: 35mins
Homeostasis is the ability to maintain internal body conditions _______ in changing external environment.
unsteady
inconsistent
constant
.........
Your heart speeds up or slows down and you breathe faster or slower, depending on your _____
age, gender, size and territory
age, gender, size and skin color
........
activity
Which of the following is the correct pathway through which air travels in the human respiratory system?
Nose, trachea, alveoli and bronchioles
.......
Nose, bronchioles, trachea and alveoli
Nose, trachea, bronchioles and alveoli
Which of the following correctly describes the method of inhalation?
.......
rib muscles and diaphragm contract, volume in chest cavity decreases, air pressure increases
rib muscles and diaphragm contract, volume of chest cavity increases, air pressure decreases
rib muscles and diaphragm relax, volume of chest cavity increases, air pressure decreases
The main functions of the Circulatory system___
Transports blood, carries away wastes and exchange gases
Transports blood, carries away wastes and maintains homeostasis
Transports blood, carries away wastes and provides food
.........
Explain why so much surface area is needed in the lungs.
What happens when you exhale?
How does the circulatory system keep blood circulating throughout the body?
How do the heart and blood vessels maintain a stable body temperature in hot and cold weather?
Enlist the three main functions of the criculatory system?
