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Quizizz Quiz - 1

Total questions: 60

Worksheet time: 31mins

Name
Class
Date
1.

Is kelp a type of algae?

a)

Yes

b)

No

2.

Is seaweed a type of algae?

a)

Yes

b)

No

3.

"Dwarf Male" is found in

a)

Volvox

b)

Oedogonium

c)

Ectocarpus

d)

Polysiphonia

4.

Which one of the following is a "Red Algae"?

a)

Ectocarpus

b)

Volvox

c)

Chara

d)

Polysiphonia

5.

"Cap Cells " are characteristic feature of

a)

Oedogonium

b)

Chara

c)

Volvox

d)

Polysiphonia

6.

What determines the color of algae?

a)

Temperature

b)

Acidity of water

c)

Pigments

d)

Air Pollutants

7.

"Coenobium" is colony of

a)

Oedogonium

b)

Volvox

c)

Chara

d)

Chlorella

8.

Algae are similar to plants, yet they don't have _____

a)

Roots

b)

Flowers and Fruits

c)

Stem

d)

Leaves

9.

Algae body lacks distinguishable roots, leaves, and trunk. What is the name of algae body?

a)

Thillus

b)

Thallus

c)

Thollus

d)

Thalus

10.

This single celled algae can cause water bloom in favorable conditions.

a)

Chlorella

b)

Volvox

c)

Kelp

d)

Spirogyra

11.

Scientific name?

a)

Egregia menziesii

b)

Fucus spiralis

c)

Ulva

d)

Nereocystis luetkeana

12.

Algae has a specific outgrowth from their body that they use to fixate to the surface of rock and sediment.

Name this out growth.

a)

Rhizoids

b)

Rizoids

c)

Rizoidz

d)

Raisins

13.

This multi-cellular filamentous algae prefers to grow in fresh water and it creates cauliflower mass.

a)

Chlorella

b)

Kelp

c)

Volvox

d)

Spirogyra

14.

This algae exists as a colony in contaminated waters, where it serves as a good bio-indicator.

a)

Chlorella

b)

Volvox

c)

Kelp

d)

Spirogyra

15.

Algae are unique living organism, whose beneficial properties we can reap for our benefit.

a)

Intense and quantitative production of oxygen,

b)

Useful in food production, medicine and perfumery.

c)

Hideaway and living environment for aquatic fauna.

d)

Harmful polluter that cause water bloom and release toxic chemicals.

16.

All algae are photosynthetic organisms.

a)

True

b)

False

17.

These can cause red tides and give off toxins that cause food poisoning with neurological symptoms.

a)

golden brown algae

b)

diatoms

c)

dinoflagellates

d)

euglenids

18.

Kelps belong to the Division Chlorophyta.

a)

True

b)

False

19.
Algae differ from fungi in what way?
a)
they are eukaryotic
b)
they are prokaryotic
c)
they have chitin cell wal
d)
they have cellulose cell wal
20.
Chlamydomonas is a ……………………….
a)
fungi
b)
cyanobacteria
c)
multicellular algae
d)
unicellular algae
21.
Under which of the following conditions will algae reproduce sexually?
a)
increased predation
b)
eutrophication
c)
increased nutrient availability
d)
reduced nutrient availability
22.
Euglena belongs to which division of algae?
a)
chlorophyta
b)
rhodophyta
c)
phaeophyta
d)
euglenophyta
23.
which of the following algae usually lacks flagella?
a)
euglena
b)
chlamydomonas
c)
dinoflagellates
d)
kelp
24.
Which of the following is not a type of chlorophyl found in algae?
a)
chlorophyl a
b)
chlorophyl b
c)
xanthophyls
d)
rhodophyll
25.
Volvox and chlorella belong to which division of algae?
a)
phaeophyta
b)
rhodophyta
c)
pteridophyta
d)
chlorophyta
26.
fucoxanthin is a pigment that give some alga which colour?
a)
green color
b)
black color
c)
brick red color
d)
golden-brown color
27.

Agar-Agar is obtained from

a)

Gelidium

b)

Polysiphonia

c)

Fucus

d)

Laminaria

28.

Which are the most primitive group of algae

a)

Blue green algae

b)

Red algae

c)

Brown algae

d)

Green algae

29.

Iodine is obtained from

a)

Ulothrix

b)

Ectocarpus

c)

Laminaria

d)

Oedogonium

30.

Origin and evolution of sex in algae is best seen in

a)

Blue green algae

b)

Green algae

c)

Brown algae

d)

Red algae

31.

Sargasso sea is named after an algae Sargassum which is a

a)

Green algae

b)

Brown algae

c)

Red algae

d)

Blue green algae

32.

Red colour of the red algae is due to the presence of

a)

Fucoxanthin

b)

C phycocyanin

c)

Carotene

d)

Phycoerythrin

33.

Simplest type of reproduction in plants is found in

a)

Spirogyra

b)

Ulothrix

c)

Chlamydomonas

d)

Volvox

34.

In which of the following alage , isogamy, anisogamy and oogamy all are found?

a)

Chlamydomonas

b)

Oscitillaria

c)

Anabaena

d)

Spirogyra

35.

Red snow' is caused by which of the following in alpine region?

a)

Oscitillaria

b)

Spirogyra

c)

Chlamydomonas nivalis

d)

Batrachospermum

36.

What is the storage product of most algae?

a)

Cellulose

b)

Glycogen

c)

Starch and oil

d)

Fats

37.

Asexual reproduction in Spirogyra

a)

takes place by zoospore formation

b)

Has not been recorded

c)

takes place by hypnospore formation

d)

takes place by aplanospore formation

38.

Carpogonia is the female sex organ in which of the algae?

a)

Rhodophycophyta

b)

Xanthophycophyta

c)

Chrysophycophyta

d)

Chlorophycophyta

39.

Red tide is caused by

a)

sargassum

b)

dinoflagellates

c)

red moss

d)

diatoms

40.

Toxins in red tide

a)

can be produced by dinoflagellates

b)

can kill organisms

c)

are caused by an algal bloom

d)

all of these are true

41.

Algin, a gelatinous substance is

a)

found in brown algae

b)

used in ice cream and marshmallows

c)

is used in making tires

d)

all of these are true

42.

In general, algal blooms occur when

a)

toxins accumulate in shellfish.

b)

nutrients decrease in the water.

c)

nutrients increase in the water.

43.

Identify the life cycle where a diploid plant produce gametes by meiosis and it fuses to produce a zygote that develops into a diploid plant

a)

Haplontic

b)

Diplontic

c)

Diplobiontic

d)

Haplobiontic

44.

Carposporophyte is seen in

a)

Batrachospermum

b)

Polysiphonia

c)

Both in Batrachospermum and Polysiphonia

d)

none of these

45.

If a haploid plant produces gametes that fuse to form a zygote that undergo meosis and develops into a gametophyte, the life cycle is

a)

Haplontic

b)

Diplontic

c)

Diplobiontic

d)

Haplobiontic

46.

Identify the gametes in oogamy

a)

small motile male gamete and large non-motile female gamete

b)

large non motile male gamete and small motile female gamete

c)

multi flagellate female gamete and small male gamete

d)

non motile male gamete and large female gamete

47.

Identify Filamentous Algae-

a)

Gelidium

b)

Volvox

c)

Chlamydomonas

d)

Ulothrix and Spirogyra

48.

Oogamous type of sexual reproduction is present in-

a)

Ulothrix

b)

Volvox and fucus

c)

Spirogyra

d)

Endorina

49.

Porphyria,Laminaria and Sargassum are-

a)

Green Algae

b)

Food Source

c)

Red algae

d)

Brown algae

50.

Agar -Agar is obtained through-

a)

Green algae,Gelidium and Gracilaria

b)

Brown algae,Gelidium and Gracilaria

c)

Red algae,Gelidium and Gracilaria

d)

Red Algae,Porphyra and Polysiphonia

51.

Protein rich algae used by space travellers are-

a)

Chara and Nitella

b)

Chlorella and Spirulina

c)

Ulothrix and Spirogyra

d)

Volvox and Fucus

52.

Fucoxanthin,Chl.a,Chl.c, Carotenoid and Xanthophylls pigments are present in-

a)

Rhodophyceae

b)

Chlorophyceae

c)

Phaeophyceae

d)

In all the above

53.

Brown algae has food reserve material as-

a)

Laminarin and Mannitol

b)

Floridean Starch

c)

Cellulose as Carbohydrates

d)

Glycogen and Amylopectin

54.

Pear shaped(Pyriform) and laterally biflagellated zoospores are present in-

a)

Phaeophyceae

b)

Rhodophyceae

c)

Chlorophyceae

d)

In all the above

55.

In Rhodophyceae,pigments responsible for red colours are-

a)

Chl.a,Chl.b,r-Phycoerythrin

b)

Chl.a,Chl.d,r-Phycoerythrin

c)

Chl.d, r-Phycoerythrin

d)

Chl.a,r-Phycoerythrin

56.

Floridean Starch as a food reserve is present in-

a)

Rhodophyceae

b)

Chlorophyceae

c)

Phaeophyceae

d)

In all of above

57.
A unicellular algae with cell walls filled with silica is called
a)
dinoflagellates
b)
red algae
c)
diatoms
d)
green algae
58.
These are protists called _____
a)
diatoms
b)
dinoflagellates
c)
green algae
d)
amoeba
59.
Bioluminescent cells with two unequal flagella are called
a)
Diatoms
b)
Dinoflagellates
c)
Spirogyra algae strands
d)
Golden algae
60.
Largest of the algae. The_______ grows to up to _______.
a)
bull kelp, 6'
b)
sea lettuce, 100'
c)
giant kelp, 300'
d)
Japanese kelp, 6'

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