human and social bio.docx

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Human And Social Biology

Name: ____________________________

Circle the LETTER beside the correct answer.

1. The quality and quantity of food that we consume is called our:

a) Meal c) health

b) diet d) enery

!. "hich of the followin is #$T classified as a nutrient%

a) rouhae c) &rotein

b) carbohydrate d) fat

'. "hich of the followin elements is &resent in (LL &roteins but #$T incarbohydrates and fats%

a) $yen c) hydroen

b) Carbon d) nitroen

*. "hich of the followin has the hihest enery +alue%

a) 1 ram of bread c) 1 ram of sucrose

b) 1 ram of &eanut d) 1 ram of yam

,. "hich of the followin is the -ET source of &rotein% a) &eas and beans c) cornmeal

b) rice d) fish

/. Carbohydrates consist of basic units called:

a) reducin suars c) amino acids

b) non reducin suars d) fatty acids

0. "hich of the followin is #$T a ty&e of carbohydrate%

a) lycoen c) cellulose

b) lycerol d) starch

. 2lycoen is stored in the:

a) li+er only c) small intestines and stomach

b) muscles only d) li+er and muscles



3. Cellulose is found in which of the followin%

a) cell membrane c) cell wall

b) chloro&last d) cyto&lasm

14. The reaent that is used to test for reducin suar is:

a) iodine solution c) co&&er sul&hate solution b) sodium hydroide solution d) benedict5s solution

11. "hich of the followin shows the &resence of suar in a food sam&le%

a) a bric6red &reci&itate c) a +iolet colour

b) a blue7blac6 colour d) a cloudy white &reci&itate

1!. "hich of the followin elements is found in (LL &roteins%8

a) sul&hur c) calcium

b) &hos&horous d) nitroen

1'. 9roteins consist of basic units called:

a) amino acids c) sim&le suars

b) fatty acids d) li&ids

1*. "hich of the followin contains the widest rane of amino acids%

a) soyabean c) 6idney bean

b) mil6 d) corn

1,. ( deficiency lac6) of carbohydrate in the diet of children results in: a) 6washior6or c) anaemia

b) marasmus d) obesity

1/. ( deficiency lac6) of &rotein in the diet of children causes:

a) ric6ets c) 6washio6or

b) maras d) beri7beri

10. "hen a sam&le of food is mied with sodium hydroide solution and a

few dro&s of dilute co&&er sul&hate solution added to it. The colour thatindicates the &resence of &roteins is:

a) +iolet &ur&le) c) blue

b) orane d) cloudy white

1. ( few dro&s of iodine solution was added to some crushed &otato. The

colour that should result is:



a) orane c) +iolet

b) blue7blac6 d) bric6red

13. 9roteins are #$T needed for ma6in:

a) haemolobin c) insulin

b) en;ymes d) lycoen

!4. The brea6in down of com&le molecules into sim&ler molecules by the

addition of water is called:

a) dissol+in c) &eristalsis

b) hydrolysis d) lycolysis

!1. "hich of the followin is #$T a function of fats in the body%

a) insulatin the body aainst heat loss c) formation of cell membrane

b) storin enery d) rowth and re&air of body tissues

!!. "hich of the followin is #$T dissol+ed by fats%

a) +itamin ( c) +itamin <

b) +itamin C d) +itamin <

!'. "hich of the followin is the -ET source of rouhae in the diet%

a) white rice c) whole meal bread

b) &otato d) white bread

!*. Rouhae is im&ortant in the diet because it:

a) su&&lies enery c) &romotes rowth b) aids &eristalsis d) aids clothin

!,. "hich of the followin is a reducin suar%

a) maltose c) fructose

b) sucrose d) lactose

!/. "hich of the followin is #$T a function of water in the body%

a) =t aids the trans&ort of materials

b) =t is a ma>or com&onent of &lasma and &roto&lasm c) =t &ro+ides the medium for many chemical reactions

d) =t acts as a sol+ent for +itamins ( and ?

!0. "hich of the followin minerals is necessary for the clottin of blood%

a) sodium c) &hos&herous

b) calcium d) iodine



!. lac6 of calcium in children results in a deficiency disease called:

a) anaemia c) ric6ets

b) scur+y d) oiter

!3. ( lac6 of iron in the diet results in:

a) scur+y c) beri7beri b) anaemia d) ric6ets

'4. iron is needed in the body:

a) to build stron bones and teeth c) to ma6e haemolobin

b) to aid clothin d) for the contraction of muscles

'1. "hich of the followin is richest source of iron%

a) mil6 c) li+er b) fish d) &eas and bean '!. "hich of the followin minerals is sometimes added to drin6in water to

9re+ent tooth decay%

a) 9hos&horous c) chlorine

b) odium d) fluorine

''. =odine is needed in the diet for the &ro&er functionin of the:

a) &ituitary land c) adrenal land

b) thyroid land

'*. ( lac6 of iodine in the diet causes:

a) oitre c) beri7beri

b) ric6ets d) anaemia

',. (nother name for hih blood &ressure is:

a) diabetes c) anaemia

b) hy&ertension d) >aundice

END OF TEST

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human and social bio.docx