Human Body And Health Test 1

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Human Body And Health Test 1

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Weekly Quiz Competition

Question 1
1 / -0

Select the incorrect statement out of the following.

A
Spices are obtained from plants.

B
Eating less amount of fibre rich food can lead to constipation.

C
Skull has no joints and encloses the brain.

D
Night blindness is caused by deficiency of vitamin A.

Solution

Skull has many joints but all of these are fixed joints which do not show any movement at all.
Question 2
1 / -0

In case of heat stroke, what should be done immediately?

A
Cover the patient with any cloth, preferably with woollen cloth.

B
Give the patient a solution of salt, sugar and lime or preferably juice of an unripe mango.

C
Make the patient lie down in a sunny place.

D
Give hot tea or coffee to the patient.

Solution

Heat stroke is the most serious form of heat injury and is considered a medical emergency. It can kill or cause damage to brain and other internal organs. It results from prolonged exposure to high temperatures usually in combination with dehydration which leads to failure of the body's temperature control system. In case of heat stroke, one should immediately rehydrate the person with a solution of salt, sugar and lime juice or juice of an unripe mango. This will replenish salt and water that the person has lost through sweating.
Question 3
1 / -0

____ nerves carry messages from the sense organs to the brain or spinal cord only while _____ nerves carry messages from the brain or spinal cord to the organs only.

A
Mixed, Sensory

B
Motor, Mixed

C
Sensory, Motor

D
Motor, Sensory.

Solution

We have three types of nerves: motor nerves that carry messages from brain or spinal cord to motor organs only, sensory nerves that carry messages from sensory organs to spinal cord or brain only and mixed nerves that carry messages to and from both sides.
Question 4
1 / -0

Identify the parts labelled as P, Q, R and S in the figure and select the correct option.

A

B

C

D
Question 5
1 / -0

X helps in the formation of teeth and bones. Select the option that gives name of X on unscrambling.

A
ONRI

B
IALCCUM

C
ULUSPHR

D
PPECOR

Solution

The options A, B, C and D on unscrambling give iron, calcium, sulphur and copper respectively. Out of these, calcium helps in formation of teeth and bones.
Question 6
1 / -0

Sania was asked to write about some actions which are voluntary in nature. She has written some involuntary actions too. Pick the involuntary actions written by Sania from the list given below.

(i) Chewing food
(ii) Sitting upright on a table
(iii) Digestion of food
(iv) Beating of heart
(v) Singing a song
(vi) Dancing
(vii) Breathing

A
(i), (iii) and (v)

B
(iii), (iv) and (vii)

C
(ii), (iii) and (vi)

D
(v) and (vii)

Solution

Voluntary actions are those actions which are under our control. Digestion of food, beating of heart and breathing are involuntary actions as they are not under our control.
Question 7
1 / -0

When a person faints, you should ___.

A
Wrap him in a blanket

B
Wrap his feet in ice pack

C
Tie a bandage around his head

D
None of these

Solution

Position the person on his or her back.

If there are no injuries and the person is breathing, raise the person's legs above heart level — about 12 inches (30 centimeters) — if possible. Loosen belts, collars or other constrictive clothing.
Question 8
1 / -0

Saurabh's mother called him for dinner. She prepared his thali as shown in the given figure. Which essential nutrient is significantly absent in his dinner thali?

A
Proteins

B
Carbohydrates

C
Fats

D
Vitamins
Question 9
1 / -0

Neha lives in a hostel and has six roommates. Out of them four fell ill. Which of them can make Neha fall ill?

A
Rati who has anaemia

B
Sashi who has scurvy

C
Nidhi who developed a dust allergy

D
Swati who has cold

Solution

Cold is a communicable disease thus, it may spread from Swati to Neha and other roommates also. Anaemia, scurvy, and allergy are non- communicable diseases.
Question 10
1 / -0

While brushing, Rohit's gums bleed. He is also feeling wobbly teeth, is tired most of the time and has pain in the joints. Select the disease he is suffering from and its cause?

A
Rickets, deficiency of vitamin D

B
Anaemia, deficiency of vitamin A

C
Scurvy, deficiency of vitamin C

D
Beri beri, deficiency of vitamin B

Solution

Scurvy is caused due to deficiency of vitamin C. It causes bleeding of gums, tiredness, swelling of joints etc.