5th Grade > Science
HUMAN BODY MCQs
Total Questions : 45
| Page 2 of 5 pages
Answer: Option A. ->
:
B
Out of the options, lemon tastes sour. It is because of the citric acid present in it. Chocolate, banana and coffee taste sweet.
:
B
Out of the options, lemon tastes sour. It is because of the citric acid present in it. Chocolate, banana and coffee taste sweet.
Answer: Option C. -> Eardrum
:
C
Vibration of ear drum by the sound help us to hear it.
:
C
Vibration of ear drum by the sound help us to hear it.
Answer: Option A. -> Oesophagus
:
A
The food pipe is the long, muscular tube that connects the mouth to the stomach. Itis also known as oesophagus.
:
A
The food pipe is the long, muscular tube that connects the mouth to the stomach. Itis also known as oesophagus.
Answer: Option B. -> Hydochloric acid
:
B
The stomach produces gastric juice which contains HCl.The role ofhydrochloric acid in the stomach is to break down foods and also kill germs present in the food.
:
B
The stomach produces gastric juice which contains HCl.The role ofhydrochloric acid in the stomach is to break down foods and also kill germs present in the food.
Answer: Option B. -> Breathing
:
B
The process during which oxygen is inhaled into the lungs through the noseand then carbon dioxide is exhaled out is called breathing. This process ensures the body gets sufficient supply of oxygen.
Respiration is a process that take place inside cells during which energy is released.
The heart pumps blood to all parts of the body and this process is called circulation.
:
B
The process during which oxygen is inhaled into the lungs through the noseand then carbon dioxide is exhaled out is called breathing. This process ensures the body gets sufficient supply of oxygen.
Respiration is a process that take place inside cells during which energy is released.
The heart pumps blood to all parts of the body and this process is called circulation.
Answer: Option B. -> Kidney
:
B
The excretory system consists of the kidneys, ureters, urinary baldder and the urethra.Thekidneysare responsible for getting rid of waste products like urea form our body.
:
B
The excretory system consists of the kidneys, ureters, urinary baldder and the urethra.Thekidneysare responsible for getting rid of waste products like urea form our body.
Answer: Option D. -> Skin
:
D
Skin is the protective layer which covers the entire external surface of the human body. As a result, skin is the largest external organ in the human body.
:
D
Skin is the protective layer which covers the entire external surface of the human body. As a result, skin is the largest external organ in the human body.
Answer: Option A. -> Tearing
:
A
Caninesare pointed teeth found at the side of the mouth. These are useful for tearing food apart. The incisors are useful for biting into food. The molars and the premolar are used for chewing or grinding food.
:
A
Caninesare pointed teeth found at the side of the mouth. These are useful for tearing food apart. The incisors are useful for biting into food. The molars and the premolar are used for chewing or grinding food.
Answer: Option B. -> Give support and shape to body
:
B
Skeletal system gives support and shape to our body.Without the skeletal system, the body will be a limp mass of organs, muscle, and skin. Bones facilitate movement by serving as points of attachment for the muscles.
:
B
Skeletal system gives support and shape to our body.Without the skeletal system, the body will be a limp mass of organs, muscle, and skin. Bones facilitate movement by serving as points of attachment for the muscles.
Answer: Option A. -> urea
:
A
The proteins that we consume are made up of amino acids. These amino acids are broken down in the liver and this results in the formation of ammonia.Becauseammoniais toxic, it is converted intourea immediately and then excreted out the body.
:
A
The proteins that we consume are made up of amino acids. These amino acids are broken down in the liver and this results in the formation of ammonia.Becauseammoniais toxic, it is converted intourea immediately and then excreted out the body.
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