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Worksheetsscience f2 chapter 3 and 4
Total questions: 40
Worksheet time: 20mins
The food component present in sugar is...
protein
carbohydrate
fat
vitamin
..................... provide more than double the energy provided by carbohydrates or proteins in human body.
Vitamins
Fats
Minerals
Starch
The component of food which helps our body to fight against infections is ..
proteins
fat
carbohydrates
starch
........... is essential for forming haemoglobin in the blood.
Calcium
Iron
Phosphorus
Magnesium
The disease caused by the deficiency of iodine is..............
Anaemia
Rickets
Goiter
Osteoporosis
The mineral which controls the functioning of thyroid is ....................
phosphorus
calcium
sodium
iodine
............. helps to maintain a constant body temperature in our body.
Fibre
Vitamins
Energy giving food
Water
Rickets is caused by the deficiency of ............
vitamin B1
vitamin D
vitamin C
vitamin A
Excessive body weight due over-nutrition leads to ................
rickets
scurvy
beri-beri
obesity
Iodine is to test the presence of ............ in the food.
carbohydrates
starch
fat
proteins
Night blindness is caused by the deficiency of .............
vitamin B
vitamin C
vitamin D
vitamin A
Fat is completely digested in the .....................
stomach
mouth
small intestine
large intestine
Water from the undigested food is absorbed mainly in the ...............
stomach
oesophagus
small intestine
large intestine
............... is the end product of fat which used as heat insulator and to protect internal organs.
Glucose
Amino acid
Fatty acid and Glycerol
Which statement is correct regarding the importance of fibre?
Helps to stimulate peristalsis and prevents constipation.
Controls and regulates the body temperature in our body.
The process of elimination of faeces from the body is called .................
assimilation
absorption of digested food.
chemical digestion
defecation
Measles, chicken pox, influenza is an examples of infectious diseases, yes or no.
Yes
No
What is the meaning of disease
An illness that cause by toxic chemical expose by our body.
Abnormal condition on body and mind that cause discomfort.
Normal condition by body react to certain foreign substance
Which of the following is disease that is not infectious?
Tinea
Tuberculosis
Dengue fever
cancer
" The organisms that can cause disease' is called _______
bacteria
pathogen
probiotic
biosome
Disease that can be transmitted from one individual to other individual is called _____________
non-infectious disease
infectious disease
genetic disease
sporadic disease
Not all viruses are pathogen. True of false
true
false
Infectious disease are spread by (i)__________ , transmitted by infected person called (ii) ______________.
pathogens, vector
vector, pathogens
pathogen, host
host, medium
What happen to the host when infected by pathogens?
show symptom of the disease like cough, fever, cold etc.
gain extra energy and power
do not show any sign of body deterioration
Based on the image, what is the true reason people need to wear that type of face mask.
wear by healthy person to protect from sick person.
to cover nose and mouth of sick person so that they cannot infect others
To filter small particle or smoke and dust from entering mouth
Sars-Cov2 virus that lead to Covid19 disease is example of (i)___________ disease that transmitted through (ii)_________ transmission.
(i) waterborne (ii) water
(i) touch (ii) parasite
(i) airborne (ii) droplet
Airborne disease can be prevented by practising the following, except
cover nose and mouth when sneezing or cough.
wash your hand with water only
avoid being in crowded places
avoid handshake
"Cholera, Typhoid, Amoebic dysentery"
is the common disease that transmitted through _____
air
touch
vector
water
The following skin disease can be prevented by...
Share and exchange cloth among friends
practice proper hygiene like showering.
eat and maintain proper and balance food.
Animal that transmit pathogen from one host to another is called __________
species
vector
predator
prey
This is the vector for...
zika virus
dengue virus
covid virus
hanta virus
In our body, the first line of defence consists of skin and mucous membrane.
True
False
This graph refer to
Passive natural immunity
Passive artificial immunity
Active natural immunity
Active artificial immunity
Which one is the correct statement for passive natural immunity?
temporary and short-lived
fast and temporary
occurs when a person recovers from an infection
occurs when a vaccine is injected into the body
Which of the following is a substance usually prepared from killed or weaken pathogens?
White blood cells
Antibodies
Lymph
Vaccines
This graph refer to
Passive natural immunity
Passive artificial immunity
Active natural immunity
Active artificial immunity
Two examples of diseases that can be transmitted through contact are ringworm and tinea.
True
False
Which way a pathogen can enter the body?
Nose
Injured skin
Mouth
All of the above
What is a vector?
pathogen
organism that carries pathogen
type of infectious disease
type of emerging disease
Rat carries pathogen named Salmonella typhi.
True
False
