Science 9 Yearend Test (Remediation)
Quiz by Roxane Villanueva
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- Q1
Respiration refers to the exchange of oxygen and carbon dioxide in the body. Which part of the respiratory system does exchange of gases take place?
Bronchioles
Bronchi
Trachea
Alveoli
60sS9LT-la-b-26 - Q2
When swallowing, which structure closes to prevent food from entering the respiratory passage?
Trachea
Diaphragm
Epiglottis
Esophagus
60sS9LT-la-b-26 - Q3
Which process DOES NOT occur in the nasal cavity?
Exchange of gases
Warming of inhaled air
Humidification of inhaled air
Trapping of large foreign bodies
60sS9LT-la-b-26 - Q4
Which of the following is the function of cilia that line the walls of air passages?
move the inspired air to the alveoli
clean the inspired air
moisten the expired air
move the expired air to the nasal cavity
60sS9LT-la-b-26 - Q5
Which blood vessel carries carbon dioxide-rich blood to the heart?
Vein
Capillaries
Arteries
Septum
60sS9LT-la-b-26 - Q6
Which of the following refers to a hollow muscular organ, about the size of a fist and located at the center of the chest cavity between lungs?
Trachea
Liver
Heart
Kidney
60sS9LT-la-b-26 - Q7
Heart is a four-chambered structure separated by valves and septum. Which chamber is responsible for pumping the blood out to the body system?
Right Ventricle
Right Atrium
Left ventricle
Left Atrium
60sS9LT-la-b-26 - Q8
Circulatory and respiratory systems are linked with each other. Which statement BEST describes that they work together?
The heart pumps oxygenated blood from the lungs to the body, and oxygenated blood is carried back to the lungs.
The heart pumps deoxygenated blood from the lungs to the body, and oxygenated blood is carried back to the lungs.
A. The heart pumps deoxygenated blood from the lung to the body, and deoxygenated blood is carried back to the lungs.
The heart pumps oxygenated blood from the lungs to the body, and deoxygenated blood is carried back to the lungs.
120sS9LT-la-b-26 - Q9
Asthma occurs when the bronchial tubes that carry air in and out of the lungs are swollen. What are the possible symptoms that may be experienced when having this condition?
Having pain in the diaphragm
Having abdominal pain
Having a very high fever.
.Having shortness of breath.
120sS9LT -lc -27 - Q10
Elsa has been a chain smoker for 5 years; this made her complain of chest pain, shortness of breath, nausea, weakness, and dizziness. Which of the following diseases would perfectly fit her symptoms?
Coronary Heart Disease
Emphysema
Bronchitis
Stroke
120sS9LT -lc -27 - Q11
Nitrogen belongs to Group 5 and has 5 valence electrons. Neon belongs to Group 8. How many valence electrons does Neon have?
5
8
2
None
120sS9MT -IIb -14 - Q12
Which of the following statements correctly describes valence electrons?
These are the electrons that move to higher energy levels.
These are the electrons that are in the innermost shell.
These are the electrons that are in the outermost energy level.
These are the electrons that can be found in the nucleus of an atom.
120sS9MT -IIb -14 - Q13
Iron(Fe) has an electron configuration of 1s2 2s2 2p6 3s23p6 4s2 3d6. At which configuration will you find the valence electron of Iron?
4s2
A. 3s2
3d6
3p6
120sS9MT -IIb -14 - Q14
Which of the following describes the elements found in Group IA?
These elements have low electronegativity.
These elements are nonmetals.
These elements have high ionization energy.
These elements can form covalent bond.
120sS9MT -IIb -14 - Q15
Going from left to right across a period, except metalloids, ionization energy of the elements _________________.
decreases
multiplied by two
increases
diminished
120sS9MT -IIb -14