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Classic BotOnline

Total questions: 153

Worksheet time: 1hrs 23mins

Name
Class
Date
1.

Test cross involves __________

a)

(a) Crossing between two genotypes with recessive trait

b)

(b) Crossing between two F1 hybrids

c)

(c) Crossing the F1 hybrid with a double recessive genotype

d)

(d) Crossing between two genotypes with dominant trait

2.

The genotype of a plant showing the dominant phenotype can be determined by __________

a)

(a) Back cross

b)

(b) Test cross

c)

(c) Dihybrid cross

d)

(d) Pedigree analysis

3.

Fruit colour in squash is an example of __________

a)

(a) Recessive epistasis

b)

(b) Dominant epistasis

c)

(c) Complementary genes

d)

(d) Inhibitory genes

4.

In his classic experiments on Pea plants, Mendel did not use __________

a)

(a) Flowering position

b)

(b) Seed colour

c)

(c) Pod length

d)

(d) Seed shape

5.

________ is the best example for Atavism in plants .

a)

wheat

b)

Mirabilis Jalapa

c)

summer squash

d)

Hieracium pilosella

6.

“Gametes are never hybrid”. This is a statement of __________

a)

(a) Law of dominance

b)

(b) Law of independent assortment

c)

(c) Law of segregation

d)

(d) Law of random fertilization

7.

The dominant epistatis ratio is _________

a)

(a) 9:3:3:1

b)

(b) 12:3:1

c)

(c) 9:3:4

d)

(d) 9:6:1

8.

Select the period for Mendel’s hybridization experiments.

a)

(a) 1856 – 1863

b)

(b) 1850 – 1870

c)

(c) 1857-1869

d)

(d) 1870 – 1877

9.
Pollen grains are produced by...
a)
Male reproductive structures
b)
Sporophytes
c)
Ovules
d)
Female reproductive structures
10.
The Apical Meristem is...
a)
Tissue that transports nutrients
b)
Protection around the roots
c)
Area of growing cells
d)
Cells that transport food
11.
Angiosperms produce seeds protected inside 
a)
Cones
b)
Flowers
12.
Which is true of bryophytes
a)
They have tissues that conduct water
b)
They draw up water by osmosis
c)
They are not highly dependent upon water
d)
Algae and mosses are in this catagory
13.
What is the main function of the Apical Meristem?
a)
Transportation of water and nutrients
b)
Protection of the root cap
c)
Location of the growth of cells using mitosis
d)
Allows gases to enter and leave the cell
14.

What kind of algae is made into biofuel?

a)

Brown algae

b)

Red algae

c)

Green algae

15.

Is kelp a type of algae?

a)

Yes

b)

No

16.

Is seaweed a type of algae?

a)

Yes

b)

No

17.

"Dwarf Male" is found in

a)

Volvox

b)

Oedogonium

c)

Ectocarpus

d)

Polysiphonia

18.

Unilocular and Pleurilocular Sporangia are found in

a)

Ectocarpus

b)

Polysiphonia

c)

Volvox

d)

Chara

19.

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

a)

Ectocarpus

b)

Volvox

c)

Chara

d)

Polysiphonia

20.

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

a)

Volvox

b)

Vaucheria

c)

Ectocarpus

d)

Oedogonium

21.

"Gongrosira stage is found in

a)

Volvox

b)

Vaucheria

c)

Ectocarpus

d)

Chara

22.

"Cap Cells " are characteristic feature of

a)

Oedogonium

b)

Chara

c)

Volvox

d)

Polysiphonia

23.

Mode of Nutrition in Algae is

a)

Heterotrophic

b)

Autotrophic

c)

Both Autotrophic and Heterotrophic

d)

None

24.

What determines the color of algae?

a)

Temperature

b)

Acidity of water

c)

Pigments

d)

Air Pollutants

25.

"Coenobium" is colony of

a)

Oedogonium

b)

Volvox

c)

Chara

d)

Chlorella

26.

Tetrasporophyte and Carpospores are found in

a)

Oedogonium

b)

Volvox

c)

Chara

d)

Polysiphonia

27.

The shape of chloroplast in Spirogyra is

a)

Spherical

b)

Ribbon

c)

cup

d)

oval

28.

The conjugation between two cells of different filaments is

a)

Scalariform conjugation

b)

Lateral conjugation

c)

self conjugation

29.

Major reserve food in Sargassum

a)

floridean starch

b)

Starch

c)

glucose

d)

mannitol

30.

The chief pigment of brown algae are

a)

fucoxanthine

b)

carotene

c)

Chlorophyll

d)

all the above

31.

In Sargassum Conceptacles are present in

a)

secondary laterals

b)

Conceptacles

c)

‘Leaf’

d)

all the above

32.

Distinct alternation of generation exhibit in

a)

Polysiphonia

b)

Sargassum

c)

Spirogyra

d)

all the above

33.

Chracteristic colour of polysipjonia is due to the presence of excessive amount of

a)

Phycocyanin

b)

fucoxanthin

c)

chlorophyll

d)

Phycoerythrin and phycocyanin

34.

Phase of life cycle in Polysiphonia

a)

Gametophyte

b)

Tetrasporophye

c)

Carposporophyte

d)

all the above

35.

The stage at which Polysiphonia ready for fertilization

a)

Pericarp

b)

Cystocarp

c)

Procarp

d)

All the above

36.

Dependent stage in polysiphonia

a)

Pericarp

b)

Cystocarp

c)

Procarp

d)

All the above

37.

Which of the following describe algae?

a)

most have leaflike, rootlike and stemlike structures

b)

smallest chlorophyll containing organisms

c)

typically found in a watery environment

d)

usually classified by leaflike, rootlike and stemlike structures

e)

part of the plankton

38.

Green algae can be found in which of the following forms?

a)

unicellular

b)

colonial

c)

filamentous

d)

all of the above

39.

Which group of algae do diatoms belong to?

a)

green

b)

red

c)

yellow

d)

brown

40.

Which of the following are true of brown alage?

a)

found in cold ocean waters

b)

found in warm ocean waters

c)

includes kelps, gulfweeds and rockweeds

d)

produces algin which is used in emulsions

e)

produces carrageenan which makes ice cream smooth and creamy

41.

Red algae is known for which of the following?

a)

silica shells which are used in toothpaste and scouring powders

b)

edible dulse and nori

c)

manufacture of agar

d)

cold ocean seaweed

e)

carrageenan which makes ice cream smooth and creamy

42.

Which group of algae has been reclassified as cyanobacteria?

a)

dinoflagellates

b)

green

c)

red

d)

blue-green

43.

Dinoflagellates are known for which of the following?

a)

thriving in hostile environments

b)

producing a phenomenon known as a red tide

c)

producing toxins harmful to marine life

d)

bioluminescence

e)

having flagella

44.

Cyanobacteria thrive in harsh environments.

a)

True

b)

False

45.

Which group of algae produces the most numerous group of algae and possibly the most abundant life form apart from bacteria?

a)

dinoflagellates

b)

cyanobacteria

c)

green

d)

yellow

46.

Which group of algae leads to the formation of diatomaceous earth?

a)

red

b)

brown

c)

green

d)

yellow

47.

Isogamous condition with non-flagellated gametes is found in:

a)

Spirogyra

b)

Volvox

c)

Fucus

d)

Chlamydomonas

48.

Which one of the following is wrongly matched?

a)

Nostoc-Water blooms

b)

Spirogyra-Motile gametes

c)

Sargassum-Chlorophyll c

d)

Basidiomycetes-Puffballs

49.

Which of the following is responsible for peat formation?

a)

Marchantia

b)

Riccia

c)

Funaria

d)

Sphagnum

50.

Which one of the following statements is wrong?

a)

Agar-agar is obtained from Gelidium and Gracilaria

b)

Chlorella and Spirulina are used as space food

c)

Mannitol is stored food in Rhodophyceae

d)

Algin and carrageen are products of algae

51.

An example of colonial alga is:

a)

Volvox

b)

Ulothrix

c)

Spirogyra

d)

Chlorella

52.

Fusion of two motile gametes which are dissimilar in size is termed as

a)

oogamy

b)

isogamy

c)

anisogamy

d)

zoogamy

53.

Holdfast, stipe, and frond constitutes the plant body in case of

a)

Rhodophyceae

b)

Chlorophyceae

c)

Phaeophyceae

d)

All of these

54.

Floridean starch is found in

a)

red algae

b)

brown algae

c)

green algae

d)

blue-green algae

55.

Agar-Agar is produced from

a)

blue-green algae

b)

red algae

c)

brown algae

d)

green algae

56.

Both chlorophyll a and b are present in

a)

Rhodophyceae

b)

Phaeophyceae

c)

Chlorophyceae

d)

None of these

57.

Fucoxanthin is found in

a)

red algae

b)

brown algae

c)

green algae

d)

blue-green algae

58.

Both chlorophyll a and b are present in

a)

Rhodophyceae

b)

Phaeophyceae

c)

Chlorophyceae

d)

None of these

59.

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

a)

Roots

b)

Flowers and Fruits

c)

Stem

d)

Leaves

60.

What determines the color of algae?

a)

Temperature

b)

Acidity of water

c)

Pigments

d)

Air Pollutants

61.

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

a)

Chlorella

b)

Volvox

c)

Kelp

d)

Spirogyra

62.

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

a)

Thillus

b)

Thallus

c)

Thollus

d)

Thalus

63.
Seedless plants reproduce with ___.
a)
spores
b)
seeds
c)
binary fission
d)
flowers
64.

A(n) ____________ is an any part or characteristic that helps a species survive or reproduce.

a)

leaf

b)

adaptation

c)

flower

65.

Which of the plant groups was the first to make the transition from water to land?

a)

Angiosperms

b)

Conifers

c)

Bryophytes ( moss, liverworts, hornworts)

d)

Ferns

66.

Which of the following groups of plants lacks the vascular tissues?

a)

Bryophytes ( mosses, liverworts and hornworts)

b)

Pteridophytes (ferns)

c)

Gymnosperms

d)

Angiosperms

67.

Which group of algae has been reclassified as cyanobacteria?

a)

dinoflagellates

b)

green

c)

red

d)

blue-green

68.

Which of the following are characteristics of algae? Check all that apply.

a)

contain chloroplasts

b)

have a cell wall

c)

are only microscopic

d)

are responsible for a large proportion of atmospheric O2

e)

are the basis of food web in aquatic environments

69.

Which of the following statements is false?

a)

Algae belong to Kingdom Protista.

b)

Seaweed is a multi-cellular form of algae.

c)

Algae are always unicellular.

d)

There are red, green, and brown algae.

70.

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

71.

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

a)

Chlorella

b)

Kelp

c)

Volvox

d)

Spirogyra

72.

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

73.

This algae has oxygen filled blister that help in keeping it upright. 

a)

Chlorella

b)

Volvox

c)

Kelp

d)

Chlorella

74.

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

75.
the eye spot of euglena is for the purpose of …………….
a)
trapping light for photosynthesis
b)
trapping light for reproduction
c)
seeing and evading predators
d)
detecting light to maximise photosynthesis
76.
which of the following algae possess air bladder for buoyancy
a)
chlorophyta
b)
spirogyra
c)
mucophyta
d)
phaeophyta
77.
stoneworts are algae that …………………………
a)
have silicon within their cell wall
b)
have concrete slabs within their cell wall
c)
have stones within their cell wall
d)
have calcium carbonate within their cell walls
78.

Agar-Agar is obtained from

a)

Gelidium

b)

Polysiphonia

c)

Fucus

d)

Laminaria

79.

Iodine is obtained from

a)

Ulothrix

b)

Ectocarpus

c)

Laminaria

d)

Oedogonium

80.

Which of the algae is responsible for red colour of red sea

a)

Chlamydomonas brauii

b)

Trichodesmium erythrium

c)

Ulothrix zonata

d)

None of the above

81.

Origin and evolution of sex in algae is best seen in

a)

Blue green algae

b)

Green algae

c)

Brown algae

d)

Red algae

82.

Cephaleoures is

a)

An epiphytic green algae

b)

A parasitic green algae

c)

An fresh water green algae

d)

A colourless green algae

83.

Sea-lettuce is the common name for

a)

Laminaria

b)

Sargassum

c)

Batrachospermum

d)

Ulva

84.

Chlamydomonas and Volvox are similar because

a)

They both are motile

b)

They are the members of chlorophyta

c)

Both (a) and (b)

d)

None of these

85.

What is the storage product of most algae?

a)

Cellulose

b)

Glycogen

c)

Starch and oil

d)

Fats

86.

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

a)

Chlamydomonas

b)

Oscitillaria

c)

Anabaena

d)

Spirogyra

87.

Red tide is caused by

a)

sargassum

b)

dinoflagellates

c)

red moss

d)

diatoms

88.

The algal class not included in Fritsch's Classification

a)

Dinophyceae

b)

Rhodophyceae

c)

Pyrenophyceae

d)

Pheophyceae

89.

Algae with multicellular thallus with distnct nodes and internodes

a)

Spirogyra

b)

Chara

c)

Sargassum

d)

Oedogonium

90.

Thallus of Volvox is a

a)

Coenocyte

b)

Coenobium

c)

mycelium

d)

Trichome

91.

Laminarin and Mannitol is the reserve food material in

a)

Brown algae

b)

Red algae

c)

Green algae

d)

Blue green algae

92.

Diplobiontic life cycle is shown by

a)

Polysiphonia

b)

Sargassum

c)

Chara

d)

Volvox

93.

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

94.

Carposporophyte is seen in

a)

Batrachospermum

b)

Polysiphonia

c)

Both in Batrachospermum and Polysiphonia

d)

none of these

95.

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

96.

Teterasporophyte is seen in

a)

ulothrix

b)

chlamydomonas

c)

batrachospermum

d)

polysiphonia

97.

If the fusing gametes are developed from the same mother cell , the process is called

a)

Hologamy

b)

Autogamy

c)

Isogamy

d)

Oogamy

98.

Hologamy occurs in

a)

unicellular algae

b)

multicellular algae

c)

sargassum

d)

chara

99.

Haplobiontic life cycle is a type of

a)

Monophasic life cycle

b)

Diphasic life cycle

c)

Triphasic life cycle

d)

lifecycle in which there is no diploid phase

100.

In a diplohaplontic life cycle,

a)

sporophytic phase dominates

b)

gametophytic phase dominates

c)

both sporophytic and gametophytic phase are equal

d)

there is no gametophytic phase

101.
Which one of these isn't a characteristic of the bryophytes?
a)
First non aquatic plants
b)
Adapted to be fixed to the ground and sustain
c)
Moist habitat
d)
Vascular tissue
102.

The common name for the organism in the phylum Bryophyta is

a)

horsetail

b)

clubmoss

c)

mosses

d)

fern

103.

The haploid form of the life cycle of a plant, characterized by ‘alternation of generation’ is called

a)

seed

b)

embryo

c)

sporophyte

d)

gametophyte

104.
What do spores become after they are released from sporophytes?
a)
liverworts
b)
rhizoids
c)
cryptophobic
d)
gametophytes
105.
The first plants to evolve lived __.
a)
in water.
b)
on land.
c)
in the desert.
d)
in the air.
106.
In bryophytes' life cycle, how does a sperm cell get to an egg cell? 
a)
through the help of water 
b)
through self-pollination
c)
through cross-pollination
d)
through the help of the wind
107.
The generation of a non-vascular plant that produces the spores is called the...
a)
gametophyte
b)
sporophyte
c)
protonema
d)
rhizoid
108.

A character not met in bryophytes is

a)

Archegonia

b)

Motile sperms

c)

Oogamy

d)

Independent sporophyte

109.

Spore mother cells in Bryophytes are

a)

Haploid

b)

Diploid

c)

Triploid

d)

Aneuploid

110.

Plant body of Riccia is

a)

Hexaploid

b)

Haploid

c)

Tetraploid

d)

Diploid

111.

Bryophytes are

a)

First evolved vascular land plants

b)

First evolved land plants

c)

First evolved aquatic plants

d)

First evolved epiphytic plants

112.

Spores of bryophytes are

a)

Non-cutinsed and motile

b)

Non-cutinsed and non-motile

c)

Cutinised and non-motile

d)

Cutinised and motile

113.

Embryogeny in bryophytes is

a)

Endoscopic

b)

Exoscopic

c)

Endo-exoscopic

d)

All of them

114.

Storage of food is facilitated by

a)

Cholenchymatous cell

b)

Parenchymatous cell

c)

Sclerenchymatous cell

d)

All of them

115.

Polytrichum grows in

a)

Mesic condition

b)

Hydric condition

c)

Bog condition

d)

Xeric condition

116.

Which of the following is male gamete?

a)

Antheridium

b)

Oogonium

c)

Gynoecium

d)

Antherozoids

117.

Which of the following part of sporophyte contains spores?

a)

Foot

b)

Capsule

c)

Seta

d)

Protonema

118.

Which of the following part is not present in archegonium?

a)

Egg cells

b)

Androcytes

c)

Venter

d)

Neck canal cells

119.

Thallus shows

a)

Dichotomy

b)

Monopodial branching

c)

Sympodial branching

d)

No branching at all

120.

Bryophytes shows

a)

Heteromorphic type of alternation of generation

b)

Synmorphic type of alternation of generation

c)

Monomorphic type of alternation of generation

d)

Polymorphic type of alternation of generation

121.

Development type of sporophytes is

a)

Ex-situ type

b)

In-situ type

c)

Both

d)

None of the above

122.

Which of the following part of sporophyte contains spores?

a)

Foot

b)

Capsule

c)

Seta

d)

Protonema

123.

Those kind of bryophytes is considered as ...

a)

Hepaticopsida

b)

Bryopsida

c)

Anthoceropsida

d)

Bryophyta

124.

Moss/bryophytes can be considered as plant because they shared several characteristics. But the main difference is ...

a)

Moss has minimal photosynthesis process

b)

Moss has a very simple structure

c)

Moss doesn't has vascular tissue

d)

Moss can absorb water and mineral directly

125.

Spore from sporophyte of moss will form a young moss which is known as ...

a)

Protonema

b)

Protalium

c)

Anteridium

d)

Archegonium

126.

Which is the most suitable place for bryophtes to grow?

a)

A rocky and sandy environment

b)

A wide grassland

c)

A tropical forest

d)

A cold and dry hill

127.

The male reproduction organ in bryophtes is called as ... and will produce ... as its gametes

a)

Antheridium, ovum

b)

Archegonium, spores

c)

Archegonium, spermatozoid

d)

Antheridium, spermatozoid

128.

Pay attention to the given table. Bryophytes' characteristics is shown by letter ...

a)

A

b)

B

c)

C

d)

D

129.

Beside producing spores, bryophytes can reproduce asexually by ...

a)

Gemmae cup

b)

Budding

c)

Seed

d)

Sorus

130.

Spore from sporophyte of moss will form a young moss which is known as ...

a)

Protonema

b)

Protalium

c)

Anteridium

d)

Archegonium

131.

Which is the most suitable place for bryophtes to grow?

a)

A rocky and sandy environment

b)

A wide grassland

c)

A tropical forest

d)

A cold and dry hill

132.

Which of the following is the unique characteristics for Kingdom Plantae

a)

cell wall consist of peptidoplycan

b)

carbohydrate storage is glycogen

c)

has alternation of generation

d)

motile

133.

Dominant generation is gametophyte generation. This statement is TRUE for...

a)

pteridophytes

b)

bryophytes

c)

angiosperms

d)

gymnosperms

134.

The common name for the organism in bryophytes is

a)

mosses

b)

flowering plants

c)

ferns

d)

pines

135.

Which of the following is NOT a characteristic of pteridophytes?

a)

Sporophyte generation is dominant

b)

Gametophyte generation is dominant

c)

Produce spores

d)

Has true roots, stems and leaves

136.
What do spores become after they are released from sporophytes?
a)
liverworts
b)
rhizoids
c)
cryptophobic
d)
gametophytes
137.
In moss' life cycle, how does a sperm cell get to an egg cell? 
a)
through the help of water 
b)
through self-pollination
c)
through cross-pollination
d)
through the help of the wind
138.

The gametophyte of Funaria is.......

a)

dioecious

b)

monoecious

c)

dioecious and monoecius

d)

heterothallic

139.

The female reproductive organ in bryophytes is..........

a)

Antheridium

b)

Sporophyte

c)

Archegonium

d)

Antherozoid

140.

In Bryophytes the antherozoids are........

a)

biflagellate

b)

uniflagellate

c)

multiflagellate

d)

triflagellate

141.

Sporophyte of bryophytes is usually differentiated into ..........

a)

foot, seta and capsule

b)

root, stem and leaves

c)

root, stem and capsule

d)

foot, seta and stem

142.

..........bryophytes grows on dead organic matter

a)

aquatic

b)

parasitic

c)

saprophytic

d)

xerophytic

143.

Bryophytes exhibit distinct alterations of two generations viz. gametophyte and sporophyte.

a)

True

b)

False

144.

In Bryophytes the spores are non-motile and haploid.

a)

True

b)

False

145.

A frond on a fern is known as a

a)

leaf

b)

root

c)

stem

d)

cone

146.

All of the following are spore bearing vascular plants except:

a)

club mosses

b)

ferns

c)

horsetails

d)

rhizomes

147.

When sphagnum moss dies, it accumulates into a substance known as:

a)

antherida

b)

archaegonia

c)

gametophytes

d)

peat

148.

Predominant stage of life cycle or main plant body of Bryophytes is-

a)

Sporophyte,2n

b)

Gametophyte,n

c)

Gametophyte,2n

d)

Sporophyte,n

149.

Structure present in Bryophytes,that is differentiated into foot,seta and capsule is-

a)

Sporophyte

b)

Gametophyte

c)

Rhizoids

d)

Spore mother cell

150.

Peat is obtained from and its uses is-

a)

Sphagnum,packing material due to water holding capacity

b)

Marchantia,packing material due to water holding capacity

c)

Sphagnum,used as food

d)

Marchantia,used as food

151.

Gemma cups are and present in-

a)

Unicellular,green asexual buds in Marchantia

b)

Multicellular,non green asexual buds in Marchantia

c)

Multicellular,green asexual buds in Marchantia

d)

Unicellular,non green asexual buds in Marchantia

152.

Cryptogams group comprise plants like-

a)

Gymnosperm, Angiosperm and Bryophytes

b)

Thallophyta,Bryophyta, Ferns,Gymnopserm

c)

Algae,mosses and Ferns,Angiosperm

d)

Thallophyta,Bryophyta, Ferns,Algae,mosses

153.

Predominant stage of life cycle or main plant body of Pteridophytes is-

a)

Sporophyte,2n

b)

Gametophyte,n

c)

Gametophyte,2n

d)

Sporophyte,n

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