Biochemistry Test 01

Total Questions: 22

2 - Which of the following is a disaccharide?

A ) glucose
B ) fructose
C ) sucrose ✅
D ) starch

3 - Photosynthesis process produces:

A ) Starch
B ) cellulose
C ) sucrose
D ) glucose ✅

4 - Which of the following is tasteless?

A ) starch ✅
B ) glucose
C ) fructose
D ) sucrose

5 - When glucose and fructose combine they produce:

A ) Starch
B ) cellulose
C ) sucrose ✅
D ) none of these

6 - Glucose is:

A ) hexahydroxy aldehyde
B ) hexahydroxy ketones
C ) pentahydroxy aldehyde ✅
D ) pentahydroxy ketones

7 - Thousands of amino acids polymerize to form:

A ) carbohydrates
B ) Proteins ✅
C ) lipids
D ) vitamins

8 - Which of the following is a triglyceride?

A ) Carbohydrates
B ) Proteins
C ) lipids ✅
D ) vitamins

9 - Enzymes r proteins which have the following properties accept:

A ) They catalyze reaction
B ) They are highly non-specific ✅
C ) They are highly efficient
D ) They are produced by living cells

10 - Which one of the following vitamins is water soluble?

A ) vitamin A
B ) vitamin C ✅
C ) vitamin D
D ) vitamin E

12 - Which one of the following is not the characteristics of monosaccharides?

A ) white crystalline solids
B ) soluble in water
C ) hydrolyzable ✅
D ) reducing in nature

13 - Which one of the following statements about glucose and sucrose is incorrect?

A ) Soluble in water
B ) naturally occurring
C ) carbohydrates
D ) disaccharides ✅

14 - Which of the following is a reducing sugar?

A ) glucose ✅
B ) maltose
C ) Sucrose
D ) starch

15 - The most important oligosaccharide is:

A ) Sucrose ✅
B ) glucose
C ) fructose
D ) maltose

16 - Night blindness is become of deficiency of:

A ) vitamin A ✅
B ) vitamin E
C ) vitamin C
D ) vitamin D

17 - The organic compounds used to drugs to control bleeding are:

A ) vitamins
B ) proteins ✅
C ) lipids
D ) glycerides

18 - Deficiency of Vitamin E cause:

A ) rockets
B ) scurvy
C ) anemia in babies ✅
D ) night blindness

19 - Lipids are macromolecules. They have characteristics except one of the following:

A ) they are high energy foods
B ) they are soluble in water ✅
C ) they are poor conductor of heat
D ) they are esters of fatty acids

20 - Vitamin are Accessory Growth Factors. They play important role in our body like:

A ) provide energy to the body.
B ) insulate our body from electric shock
C ) build brain cells
D ) regulate metabolic process ✅

21 - Carbohydrates are synthesized by plants through:

A ) Respiration
B ) Photosynthesis ✅
C ) Dehydration
D ) Evaporation

22 - Which one of the following cannot be hydrolyzed?

A ) polysaccharides
B ) monosaccharides ✅
C ) oligosaccharides
D ) all of the above