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Worksheets

E- BAP 5.0

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

Which of the mechanism below involve in algae wastewater remediation?

a)

i and ii

b)

ii and iii

c)

i and iii

d)

all option above

2.

Carbon, Nitrogen & X are trace element that will be accumulate in algae wastewater treatment. What is X?

a)

Cellulose

b)

Starch

c)

Protein

d)

Phosphorus

3.

What algae type that can be used as biofuel?

a)

Gracillaria verucosa

b)

Emiliana huxleyi

c)

Cryptomonas sp.

d)

Ceratium sp.

4.

What is the process to produce biofuel?

a)

Esterification

b)

Transesterification

c)

Transduction

d)

Extraction

5.

Which statement are wrong about the speciality of algae as a source of biofuels

a)

Contains high lipid content

b)

Has a high growth rate

c)

Alternative to fossil fuels which are a non-renewable energy source.

d)

Algae are non-renewable source of energy

6.

What is the function of algae in the pharmaceutical industry?

a)

Anticancer

b)

Face mask

c)

Food supplement

d)

Cellulose algae

7.

What types of algae are used to make face masks?

a)

Chlorella sp.

b)

Spirulina

c)

Haematococcus pluvialis

d)

Odontella aurita

8.

What is the use of wearing a ‘face mask’ made from algae

a)

Anti aging

b)

Skin whitening

c)

As moisturiser

d)

Skin oxygenated

9.

Most algae polysaccharides are found in

a)

Vacuole

b)

Cell membrane

c)

Chloroplast

d)

Cell wall

10.

What is the role of Carrageenan in ice cream

a)

Gives a sweet taste

b)

Cooling agent

c)

Soften the ice cream

d)

Stabilizes and emulsifies ice cream

11.

Agar is a gelatinous substance made from red algae

a)

True

b)

False

12.

What is the Polysaprobic zone?

a)

Most polluted

b)

Moderately polluted

c)

Least polluted

13.

What is the algae species responsible for algal bloom in Johor Strait?

a)

Ceratium sp.

b)

Euglena sp.

c)

Karlodinium australe

d)

Volvox sp.

14.

What algae cause green tide?

a)

Green algae

b)

Blue green algae

c)

Red algae

d)

Dinoflagellate

15.

What algae cause red tide?

a)

Blue green algae

b)

Dinoflagellate

c)

Red algae

d)

Green algae

16.

Kombu is categorised as brown algae. What is the class for brown algae?

a)

Chlorophyta

b)

Phaeophyta

c)

Rhodophyta

d)

Euglenophyta

17.

Algae is frequently used in biomonitoring...

a)

Surface waters

b)

Air

c)

Soil

d)

All of the answer

18.

What is the 2nd step in the production of algal bioplastics?

a)

Hydrolysis

b)

Drying

c)

Centrifugation

d)

Cultivation

19.

What is the name of bacteria used for fermentation?

a)

Saccharomyces cerevisiae

b)

Escherichia coli

c)

Streptococcus zooepidemicus

d)

Lactobacillus

20.

The name of end-product for algal bioplastics is...

a)

Polyhydroxybutyrate

b)

Polyaniline

c)

Polychloroethene

d)

Polypropylene

21.

Macrocystis pyrifera is the species the of the brown algae that formed underwater kelp forest?

a)

True

b)

False