31. Which muscle helps move your shoulders?
[A] Smooth muscle
[B] Deltoid muscle
[C] Quadriceps
[D] Tendons
Show Answer
Correct Answer: B [Deltoid muscle]
Notes:
The deltoid muscle is on the outside of your shoulder. It helps you move your hand forward, backward, and to the side.
32. What is the role of the atrioventricular valves?
[A] form a network between the arteries to veins
[B] supplying oxygenated blood away from the heart to all other parts of the body
[C] prevent blood from flowing back into the atria
[D] All of the above
Show Answer
Correct Answer: C [prevent blood from flowing back into the atria]
Notes:
When the ventricles contract, the atrioventricular valves close to prevent blood from flowing back into the atria.
33. It filters your blood, and the tube returns essential substances to your blood and removes waste, called __
[A] Secretion
[B] Tubular Reabsorption
[C] Glomerular Filtration
[D] None of these
Show Answer
Correct Answer: C [Glomerular Filtration]
Notes:
Glomerular Filtration filters your blood, and the tube returns essential substances to your blood and removes waste.
34. Which gland is also known as the “third eye”?
[A] Adrenal glands
[B] Gonads
[C] Pineal gland
[D] None of these
Show Answer
Correct Answer: C [Pineal gland]
Notes:
The pineal gland is also known as the “third eye”. It is located between the two halves of the brain.
35. What is the main cause of gout in the human body?
[A] too much uric acid in the body
[B] too much lactic acid in the body
[C] too much vitamins in the body
[D] too much iron in the body
Show Answer
Correct Answer: A [too much uric acid in the body]
Notes:
The main cause of gout is too much uric acid in the human body. This is a condition called hyperuricemia.
36. Which of the following are the important applications of biofertilizers?
[A] Seedling root dip
[B] Soil Treatment
[C] Both 1 and 2
[D] Neither 1 nor 2
Show Answer
Correct Answer: C [Both 1 and 2]
Notes:
Seedling root dip, Seed, and Soil Treatment are the important applications of biofertilizers.
37. Blood is a connective tissue embedded in which type of intercellular matrix?
[A] Jelly like
[B] Fluid
[C] Dense
[D] None of the above
Show Answer
Correct Answer: B [Fluid]
Notes:
Blood is a fluid connective tissue. It has two components: cells and fluid matrix in which it is embedded. The liquid matrix is known as the plasma, in which blood cells are present. Blood travels all around the body in specialized blood vessels.
38. DPT vaccine is categorized as which of the following?
[A] Anti viral vaccine
[B] Anti protozoan vaccine
[C] Anti ricket-sial vaccine
[D] A combined vaccine
Show Answer
Correct Answer: D [A combined vaccine]
Notes:
DPT refers to a class of combination vaccines against three infectious diseases in humans: diphtheria, pertussis (whooping cough), and tetanus. The vaccine components include diphtheria and tetanus toxoids and killed whole cells of the organism that cause pertussis (wP).
39. Night blindness is caused due to ____:
[A] Excess secretion of pineal gland
[B] Less drinking of water
[C] Vitamin A deficiency
[D] Inheritance by X-chromosome
Show Answer
Correct Answer: C [Vitamin A deficiency]
Notes:
Vitamin A deficiency results in night blindness, the inability or reduced ability to see in dim light or darkness. Also known as nyctalopia, night blindness is due to a disorder of the cells in the retina that are responsible for vision in dim light which is caused by Vitamin A deficiency.
40. For immediate energy production in cells, one should take ____:
[A] Glucose
[B] Proteins
[C] Sucrose
[D] Vitamin C
Show Answer
Correct Answer: A [Glucose]
Notes:
Glucose provides immediate energy for our brain and red blood cells. The most pressing need of all cells in the body is for an immediate source of energy. Some cells such as brain cells have severely limited storage capacities for either glucose or ATP, and for this reason, the blood must maintain a fairly constant supply of glucose.
