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WorksheetsGeneral Biology II - 4th Summative Test
Total questions: 40
Worksheet time: 43mins
What structure in the leaf is the entry point of gases in plants?
Guard cells
Mesophyll
Palisade
Stomata
What is transported by the xylem vessels in the vascular bundle?
food
glucose
starch
water
What is the purpose of the coronary arteries in the circulatory system?
To regulate blood pressure in the heart
To carry oxygen-rich blood to the heart
To carry deoxygenated blood away from the heart
To supply the heart muscle with oxygen and nutrients
What structures are responsible for gas exchange in mammalian lungs?
Alveoli
Bronchioles
Spiracles
Tracheae
In pulmonary circulation, what organs does exchange of gases happens?
heart and the lungs.
lungs and the kidneys.
heart and the kidneys.
heart and the body parts.
Which of the following components is NOT found in blood?
Antibodies
Neurons
Plasma
Platelets
Which of the following is NOT a function of the respiratory system?
Cellular respiration
Muscle contraction
Odor detection
Voice generation
What type of blood vessel carries blood away from the heart?
Arteries
Capillaries
Veins
Venules
What is the function of red blood cells in the circulatory system?
Transportation of oxygen
Transportation of nutrients
Defense against pathogens
Formation of blood clots
Which of the following is NOT a function of the circulatory system?
Gas exchange
Digestion of food
Regulation of body temperature
Transport of hormones
What is the process of removing water from plants?
absorption
circulation
respiration
transpiration
What adaptation do birds have in their respiratory system to meet their metabolic requirements?
Air sacs
Alveoli
Gills
Spiracles
Which of the following animals, exhibit open circulatory system?
frog
insect
man
snake
Which of the following organs is NOT a component of the circulatory system?
Heart
Blood
Blood vessels
Lungs
Which of the following organisms exemplify gas exchange through the moist skin?
Earthworm
Fish
Human
Snake
Which chamber of the heart pumps oxygenated blood to the body?
Right atrium
Right ventricle
Left atrium
Left ventricle
What role does the diaphragm play in mammalian respiration?
Protecting the lungs from damage
Facilitating gas exchange in alveoli
Providing a separate chest cavity for breathing
Creating a partial vacuum in the lungs during inhalation
When you hold your breath, which of the following gas changes in the blood first leads to the urge to breathe?
Rising oxygen
Falling oxygen
Rising carbon dioxide
Rising carbon dioxide and falling oxygen
Which component of blood is responsible for clotting and preventing excessive bleeding?
Red blood cells
White blood cells
Platelets
Plasma
Which of the following is TRUE regarding transport systems in unicellular organisms?
They lack blood vessels.
They have closed circulatory systems.
They use simple diffusion for transport.
They rely on the cardiovascular system.
Which vertebrates possess folded lungs to increase surface area for gas exchange?
Birds
Fish
Mammals
Reptiles
What is the function of cilia in the respiratory system?
Vocalization
Gas exchange
Filtering dust and irritants
Temperature regulation
Which blood cell is responsible in bringing oxygen to the body cells?
erythrocyte
blood platelet
leucocyte
lymphocyte
Which chamber of the heart receives deoxygenated blood from the body?
Right atrium
Right ventricle
Left atrium
Left ventricle
What is the purpose of valves in the heart?
To produce red blood cells
To filter blood
To regulate blood pressure
To prevent backward flow of blood
What is the function of the spleen in the circulatory system?
Storage of blood
Production of red blood cells
Regulation of blood pressure
Filtering blood and removing old red blood cells
Which of the following is NOT a major type of blood vessel?
Artery
Capillary
Lymphatic vessel
Vein
Which of the following statement is the function of the lymphatic system in relation to the circulatory system?
Production of blood cells
Transport of oxygen
Fluid balance and immune response
Regulation of blood pressure
In the systemic circulation, where does oxygen diffuse from the blood?
From cells to veins
From veins to arteries
From arteries to capillaries
From capillaries to organs
What is the primary function of the circulatory system?
Digestion
Respiration
Transportation
Communication
Which of the following filters the air in the respiratory passage?
Cilia
Flagella
Epithelial tissue
Mucus
Which blood vessel carries oxygen-rich blood back to the heart from the lungs?
Aorta
Pulmonary vein
Pulmonary artery
Superior vena cava
What is the primary function of the upper vena cava?
To regulate blood pressure
To defend the body against pathogens
To carry oxygenated blood to the heart
To carry deoxygenated blood from the upper body to the heart
Which type of circulatory system is commonly found in invertebrates like crabs and snails?
Closed circulatory system
Open circulatory system
Pulmonary circulatory system
Semi-open circulatory system
Which structures in an arthropod allows the entry of gases into its body?
Gills
Lung
Skin
Spiracles
What would happen if the lower epidermis of the leaves of plants becomes too dusty?
Oxygen can readily exit from the plant.
Oxygen becomes abundant inside the plant.
Carbon dioxide is trapped in the leaves for respiration.
Carbon dioxide can hardly enter the plant resulting to reduced photosynthesis.
How do fish facilitate gas exchange?
Using gills
Via spiracles and tracheae
Through the use of lungs
By absorbing oxygen through their skin
What is the purpose of systemic circulation?
To defend the body against pathogens
To regulate blood pressure in the heart
To transport deoxygenated blood to the lungs
To supply oxygenated blood to the body's organs
What structure in the respiratory system protects us from choking?
Epiglottis
Larynx
Pharynx
Trachea
Which blood vessel allows gas exchange with the cell?
artery
capillaries
vein
none
