1.
Which alga is known as sea lettuce?
A)
Fucus
B)
Caulerpa
C)
Ulva
D) Padina
2.Reserve
food in Phaeophyceae
A)
Volutine
B) Laminarin
C)
Starch
D) Floridian starch
3.Harmful Algal bloom’ is the result of accumulation of species of
A)
Lemna
B)
Pistia
C)
Alexandrium
D)
Volvox
4. Mannitol is the reserve food
material in-------.
A) Brown algae
B) Red algae
C) Green algae
D) Blue-green algae
5. Chlorella will fulfill the need of all vitamins except
A)
Ascorbic acid
B)
Biotin
C)
Plamitic acid
D) Pathonic acid
6. Laminarin is the reserve food
material of
A)
Chlorophyta
B)
Rhodophyta
C)
Phaeophyta
D)
Cyanophyta
7.
An algae that are commonly used for the production of single-cell protein is
A)Arthrospira
B)
Spirogyra
C)
Nostoc
D)
Anabaena
8. Agar-Agar is obtained from
A) Gelidium
B) Polysiphonia
C) Fucus
C) Laminaria
9. Iodine is obtained from
A) Ulothrix
B) Ectocarpus
C) Laminaria
D) Oedogonium
10.
Compare the algae/algal product with the most appropriate economic importance associated with it.
p)
Coralline algae l. Ice
cream/Salad cream
q)
Cyanophycean members m. Cosmetics
r)
Carragenin n. binding agent on the surface of soil
s)
Algin o. liming the soil
A)
p-n, q-l, r-m, s-o
B)
p-m, q-n, r-o, s-l
C)
p-m, q-n, r-l, s-o
D)
p-o, q-n, r-m, s-l
- Learn more:Quiz on Algae
1. C) Ulva
2. B) Laminarin
3.C) Alexandrium
4. A) Brown algae
5. A) Ascorbic acid
6. C) Phaeophyta
7. A)Arthrospira
8. A) Gelidium
9.C) Laminaria
10. D) p-o, q-n, r-m, s-l