Multiple Choice Questions - NET, SET, MSc, PhD
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Regular and unique practice MCQs for Section B of CSIR, GATE, GAT-B, ICMR, and DBT. Helpful in various SET, NET, MSc, BSc, Biology exams.

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Agar is obtained from the algal species of _______________
Anonymous Quiz
8%
Chondrus
17%
Gigartina
63%
Gelidium
12%
Laminaria
👍1
Which among the following is a pathogenic algae for humans?
Anonymous Quiz
16%
Prototheca
39%
Chlorella
32%
Cephaleuros
13%
Acanthopeltis
Algae are known as primary producers.
Anonymous Quiz
85%
True
15%
False
Agar and carrageenan are polymers of _________________
Anonymous Quiz
19%
glucose
30%
phosphoric acid
35%
starch
16%
galactose
Which of the following algae continues to be a significant food in China?
Anonymous Quiz
36%
brown algae
34%
green algae
25%
red algae
5%
yellow algae
Chlorophyll d is present in the members of _____________________
Anonymous Quiz
32%
Xanthophycophyta
24%
Phaeophycophyta
32%
Rhodophycophyta
12%
Chrysophycophyta
Fucoxanthin pigment is present in _______________
Anonymous Quiz
16%
Rhodophycophyta
43%
Xanthophycophyta
36%
Phaeophycophyta
5%
Chlorophycophyta
Phycoerythrin pigment is present in which algal division?
Anonymous Quiz
21%
Xanthophycophyta
50%
Rhodophycophyta
16%
Chrysophycophyta
12%
Phaeophycophyta
Chrysolaminarin is the reserved food of ___________________
Anonymous Quiz
24%
Chlorophycophyta
29%
Phaeophycophyta
23%
Xanthophycophyta
24%
Bacillariophycophyta
Cell walls of diatoms are impregnated with _____________
Anonymous Quiz
31%
chitin
27%
cellulose
8%
starch
35%
silica
Chloroplasts of algae embedded in the midst of the cytoplasm is known as ________________
Anonymous Quiz
15%
parietal
40%
asteroidal
36%
central
9%
peripheral
Carotenes are oxygenated derivatives of hydrocarbons.
Anonymous Quiz
79%
True
21%
False
Two lateral flagella are present in which of the following groups of algae?
Anonymous Quiz
21%
Rhodophycophyta
28%
Xanthophycophyta
23%
Phaeophycophyta
27%
Bacillariophycophyta
Which of the following are water-soluble pigments?
Anonymous Quiz
30%
chlorophyll
28%
biloproteins
36%
carotenoids
5%
fucoxanthin
Vaucheria is a single-celled organism.
Anonymous Quiz
79%
True
21%
False
Chrysamoeba exists in which of the following forms?
Anonymous Quiz
21%
nonmotile coccoid
27%
filamentous
35%
amoeboid
17%
motile amoeboid
Which of the following are formed in pyrenoids?
Anonymous Quiz
32%
oil
32%
glucose
29%
starch
7%
silica
Which of the following is a colonial green alga?
Anonymous Quiz
23%
Chlamydomonas
28%
Chlorella
39%
Volvox
10%
Spirogyra
👍1
pH range optimal for maximum metabolic activity of protozoa is ______________
Anonymous Quiz
18%
2-3
41%
12-14
36%
6-8
6%
4-6
Protozoa that eat other organisms are known as _______________
Anonymous Quiz
33%
saprophytic
25%
holozoic
40%
parasitic
2%
mutualistic