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biomolecules

Total questions: 25

Worksheet time: 8mins

Name
Class
Date
1.

ORGANIC COMPOUNDS CONTAIN WHICH GROUPS

a)

AMINO GROUP

b)

SUGAR GROUP

c)

ACIDIC GROUP

d)

PHOSPHATE GROUP

2.

WHAT IS THE NAME OF GIVEN STRUCTURE

a)

GLYCINE

b)

SERINE

c)

ALANINE

d)

LYSINE

3.

HOW MANY CARBONS DOES PALMITIC ACID CONTAIN

a)

16

b)

20

c)

12

d)

24

4.

WHAT IS THE OTHER NAME OF TRIHYDROXY PROPANE

a)

LECITHIN

b)

GLYCEROL

c)

NONE OF THE ABOVE

5.

LIPIDS WHERE THE FATTY ACIDS ARE ESTERIFIED WITH GLYCEROL ARE CALLED

a)

MONOGLYCERIDES

b)

DIGLYCERIDES

c)

TRIGLYCERIDES

d)

ALL THE ABOVE

6.

WHICH OF THE FOLLOWING PERFORMS A PHYSIOLOGICAL FUNCTION

a)

SECONDARY METABOLITES

b)

ALKALOIDES

c)

PRIMARY METABOLITES

d)

NON-FUNCTIONAL ENZYMES

7.

LINEAR CHAINS OF AMINO ACIDS ARE LINKED BY

a)

HYDROGEN BOND

b)

PHOSPHODIESTER BOND

c)

GLYCOSIDIC BOND

d)

PEPTIDE BOND

8.

AS THERE ARE 21 TYPES OF AMINO ACIDS A PROTEIN IS A

(a)  

9.

MOST ABUNDANT PROTEIN IN THE WHOLE BIOSPHERE

a)

COLLAGEN

b)

RUBISCO

c)

ALL THE ABOVE

10.

MOLECULES WHICH WEIGHT LESS THAN 1000 DALTONS ARE CALLED

a)

BIOMOLECULES

b)

MICROMOLECULES

c)

MACROMOLECULES

11.

INULIN IS POLYMER OF

a)

SUCROSE

b)

FRUCTOSE

c)

LYSINE

d)

GLUCOSE

12.

WHICH OF FOLLOWING ARE MADE UP OF CELLULOSE

a)

PLANT CELL WALL

b)

PLANT PULP

c)

COTTON FIBRE

d)

ALL OF THE ABOVE

13.

WHICH OF THE FOLLOWING ARE CHEMICALLY DISTINCT COMPONENTS OF NUCLEOTIDE

a)

POLYSACCHARIDE

b)

MONOSACCHARIDE

c)

DISACCHARIDE

d)

ALL THE ABOVE

14.

STRUCTURE OF DEOXYRIBOSE SUGAR

a)
b)
15.

STRUCTURE OF RIBOSE SUGAR

a)
b)
16.

WHAT DOES THE FORMATION OF PEPTIDE BOND ELIMINATE

a)

O2

b)

CO2

c)

H2O

d)

NH2

17.

ESTER BONDS FORMS IN

a)

PROTEINS

b)

LIPIDS

c)

NUCLEIC ACIDS

d)

CARBOHYDRATES

18.

PEPTIDE BOND FORMS BY

a)

BINDING OF INDIVIDUAL MONOSACCHARIDE

b)

CARBOXY GROUP OF ONE AMINO ACID REACTS WITH AMINO GROUP OF NEXT AMINO ACID

c)

3-"C" OF ONE SUGAR OF NUCLEOTIDE LINKS TO 5-"C" OF SUGAR OF SUCCEEDING NUCLEOTIDE

d)

NONE OF THE ABOVE

19.

GLYCOSIDIC BOND IS FORMED BY

a)

HYDRATION

b)

CARBOXYLATION

c)

DEHYDRATION

d)

PRECIPITATION

20.

ENZYMES ARE

a)

CATALYST

b)

PROTEINS

c)

NONE OF THE ABOVE

d)

ALL OF THE ABOVE

21.

CONVERSION OF COMPLEX TO SIMPLER STRUCTURES INVOLVES

a)

DEGRADATION PATHWAY

b)

ANABOLIC PATHWAY

c)

BIOSYNTHETIC PATHWAY

d)

CONSUME ENERGY

22.

BLOOD CONCENTRATION OF GLUCOSE IS (a)   mM

23.

WHICH IS CHANGED BY ADDING CATALYST TO REACTION

a)

PH

b)

ACTIVE SITE

c)

TEMPERATURE

d)

RATE

e)

SUBSTRATE CONCENTARTION

24.

ONE FULL TURN OF HELICAL STRAND OF DNA INVOLVES

a)

12 BP

b)

8 BP

c)

10 BP

d)

14 BP

25.

IN QUATERNARY STRUCTURE OF PROTEINS THE LEFT END IS CALLED

a)

C- TERMINAL AMINO ACID

b)

1ST AMINO ACID

c)

2ND AMINO ACID

d)

ALL THE ABOVE

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