AC-HPAT (BIOLOGY, CHEMISTRY,
PHYSICS, MATH) NEW EXAM 2024
COMPLETE 300 QUESTIONS WITH A+
GRADED ANSWERS
Which blood vessel provides oxygenated blood? -
....ANSWER...The aorta.
Which type of vessel contains valves? -
....ANSWER...Veins
What is the function of a valve in a vein? -
....ANSWER...To prevent reverse bloodflow
Which vessels supply the heart with blood? -
....ANSWER...The coronary arteries
Which type of cell carries oxygen around the body? -
....ANSWER...Red blood cells.
What is the function of white blood cells? -
....ANSWER...To act as part of the immune system
1
,Which type of vessel needs to withstand high blood
pressure? - ....ANSWER...An artery.
What does the pulse represent? - ....ANSWER...The
heartbeat.
A blood clot in the brain can cause which event? -
....ANSWER...A stroke.
Why is blood clotting essential? - ....ANSWER...To reduce
blood loss.
Which vessel carries deoxygenated blood from the heart? -
....ANSWER...The pulmonary artery.
Where does the right ventricle pump blood to? -
....ANSWER...The lungs
What is it called when plaque builds up in the arteries? -
....ANSWER...Artheriosclerosis.
What is plasma? - ....ANSWER...The liquid component of
blood.
What does the pulmonary vein supply the heart with? -
....ANSWER...Oxigenated blood from the lungs.
2
,Which component of blood is crucial to clotting? -
....ANSWER...The platelets.
What shape are red blood cells? -
....ANSWER...Biconcave disks.
What heart chamber does the vena cava empty into? -
....ANSWER...The right atrium.
The plasma membrane provides the outer boundary of: -
....ANSWER...The cell.
The cell membrane is made (mostly) from a double layer
of: - ....ANSWER...Phospholipids.
Which organelle digests other, worn-out organelles, as
well as food particles and engulfed viruses and bacteria? -
....ANSWER...Lysosomes.
Where are the cell's chromosomes stored? -
....ANSWER...The nucleus.
Which organelle is particularly important for the synthesis,
folding, modification, and transport of proteins within the
cell? - ....ANSWER...The endoplasmic reticulum.
3
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Which of the following has ribosomes attached to its
surface? - ....ANSWER...The rough endoplasmic
reticulum.
After transporting and modifying proteins and lipids, the
Golgi apparatus packages them into: -
....ANSWER...Vesicles.
Which organelle acts as an assembly line where proteins
are synthesised from RNA? - ....ANSWER...Ribosomes.
Which organelle generates energy for the cell? -
....ANSWER...Mitochondria.
Which of the following organelles could be described as 'a
compartment filled with water containing inorganic and
organic molecules'? - ....ANSWER...Vacuole.
Carbon dioxide and oxygen move across the plasma
membrane by the process of: - ....ANSWER...Diffusion.
What is the name for the process whereby the membrane
of a vesicle fuses with the plasma membrane, allowing it's
contents to be released from the cell? -
....ANSWER...Exocytosis.
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