Fats Biochemistry Set 3

Test Your Knowledge and master Biochemistry

/25

Biochemistry (Fats And Fatty Acid Metabolism Set 3)

1 / 25

Minimum dietary fibre is found in

A) Dried apricot

B) Peas

C) Bran

D) Cornflakes

2 / 25

The percentage of linoleic acid in safflower oil is

A) 73

B) 57

C) 40

D) 15

3 / 25

Phrynoderma is a deficiency of

A) Essential fatty acids

B) Proteins

C) Amino acids

D) None of these

4 / 25

In glycinuria daily urinary excretion of glycine ranges from

A) 100–200 mg

B) 300–500 mg

C) 600–1000 mg

D) 1100–1400 mg

5 / 25

Tyrosinosis is due to defect in the enzyme:

A) Fumarylacetoacetate hydrolase

B) p-Hydroxyphenylpyruvate hydroxylase

C) Tyrosine transaminase

D) Tyrosine hydroxylase

6 / 25

The deficiency of both energy and protein
causes

A) Marasmus

B) Kwashiorkar

C) Diabetes

D) Beri-beri

7 / 25

An important finding in Histidinemia is

A) Impairment of conversion of α-Glutamate to α-ketoglutarate

B) Speech defect

C) Decreased urinary histidine level

D) Patients can not be treated by diet

8 / 25

The percentage of polyunsaturated fatty
acids in butter is

A) 60

B) 37

C) 25

D) 3

9 / 25

A bland diet is recommended in

A) Peptic ulcer

B) Atherosclerosis

C) Diabetes

D) Liver disease

10 / 25

Dietary fibres are rich in

A) Cellulose

B) Glycogen

C) Starch

D) Proteoglycans

11 / 25

Obesity generally reflects excess intake of energy and is often associated with the
development of

A) Nervousness

B) Non-insulin dependent diabetes mellitus

C) Hepatitis

D) Colon cancer

12 / 25

Dietary fibre denotes

A) Undigested proteins

B) Plant cell components that cannot be digested by own enzymes

C) All plant cell wall components

D) All non digestible water insoluble polysaccharide

13 / 25

Ochronosis is an important finding of

A) Tyrosinemia

B) Tyrosinosis

C) Alkaptonuria

D) Richner Hanhart syndrome

14 / 25

An inborn error, maple syrup urine
disease is due to deficiency of the enzyme:

A) Isovaleryl-CoAhydrogenase

B) Phenylalnine hydroxylase

C) Adenosyl transferase

D) α-Ketoacid decarboxylase

15 / 25

A characteristic feature of marasmus is

A) Severe hypoalbuminemia

B) Normal epinephrine level

C) Mild muscle wasting

D) Low insulin and high cortisol level

16 / 25

Kwashiorkar is characterized by

A) Night blindness

B) Edema

C) Easy fracturability

D) Xerophthalmia

17 / 25

Maple syrup urine disease becomes
evident in extra uterine life by the end of

A) First week

B) Second week

C) Third week

D) Fourth week

18 / 25

A dietary deficiency in both the quantity
and the quality of protein results in

A) Kwashiorkar

B) Marasmus

C) Xerophtalmia

D) Liver diseases

19 / 25

An important finding in glycinuria is

A) Excess excretion of oxalate in the urine

B) Deficiency of enzyme glycinase

C) Significantly increased serum glycine level

D) Defect in renal tubular reabsorption of glycine

20 / 25

Increased urinary indole acetic acid is
diagnostic of

A) Maple syrup urine disease

B) Hartnup disease

C) Homocystinuia

D) Phenylketonuria

21 / 25

A characteristic feature of Kwashiorkar is

A) Fatty liver

B) Emaciation

C) Low insulin level

D) Occurrence in less than 1 year infant

22 / 25

A high fibre diet is associated with reduced incidence of

A) Cardiovascular disease

B) C.N.S. disease

C) Liver disease

D) Skin disease

23 / 25

The percentage of polyunsaturated fatty
acids in soyabean oil is

A) 62

B) 10

C) 3

D) 2

24 / 25

An important feature of maple syrup
urine disease is

A) Patient can not be treated by dietary regulation

B) Without treatment death, of patient may occur by the end of second year of life

C) Blood levels of leucine, isoleucine and serine are increased

D) Excessive brain damage

25 / 25

Alkaptonuria occurs due to deficiency of
the enzyme:

A) Maleylacetoacetate isomerase

B) Homogentisate oxidase

C) p-Hydroxyphenylpyruvate hydroxylase

D) Fumarylacetoacetate hydrolase

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