Plant Kingdom

01

PYQ 1988

medium

biology ID: neet-ug-

Sexual reproduction involving fusion of two cells in Chlamydomonas is

1

isogamy

2

homogamy

3

somatogamy

4

hologamy.

02

PYQ 1988

medium

biology ID: neet-ug-

In Pinus/Cycas/gymnosperms, the endosperm is

1

triploid

2

haploid

3

diploid

4

tetraploid.

03

PYQ 1988

medium

biology ID: neet-ug-

Classification given by Bentham and Hooker is

1

artificial

2

natural

3

phylogenetic

4

numerical.

04

PYQ 1989

medium

biology ID: neet-ug-

System of classification used by Linnaeus was

1

natural system

2

artificial system

3

phylogenetic system

4

asexual system

05

PYQ 1989

medium

biology ID: neet-ug-

Artificial system of classification was first used by

1

Linnaeus

2

De Candolle

3

Pliny the Edler

4

Bentham and Hooker

06

PYQ 1990

medium

biology ID: neet-ug-

Moss peristome takes part in

1

spore dispersal

2

photosynthesis

3

protection

4

absorption.

07

PYQ 1990

medium

biology ID: neet-ug-

Protonema occurs in the life cycle of

1

Riccia

2

Funaria

3

Anthoceros

4

Spirogya.

08

PYQ 1990

medium

biology ID: neet-ug-

Apophysis in the capsule of Funaria is

1

lower part

2

upper Part

3

middle part

4

fertile part.

09

PYQ 1991

medium

biology ID: neet-ug-

Bryophytes are amphibians because

1

they require a layer of water for carrying out sexual reproduction

2

they occur in damp places

3

they are mostly aquatic

4

all the above.

10

PYQ 1992

easy

biology ID: neet-ug-

Which one of the following is not common between Funaria and Selaginella

1

archegonium

2

embryo

3

flagellate sperms

4

roots.

11

PYQ 1992

medium

biology ID: neet-ug-

In Pinus; the pollen grain has 6 chromosomes then in its endosperm will have

1

12

2

18

3

6

4

24

12

PYQ 1992

medium

biology ID: neet-ug-

A plant having seeds but lacking flowers and fruits belongs to

1

pteridophytes

2

mosses

3

ferns

4

gymnosperms.

13

PYQ 1992

medium

biology ID: neet-ug-

A plant in which sporophytic generation is represented by zygote is

1

Pinus

2

Selaginella

3

Chlamydomonas

4

Dryopteris.

14

PYQ 1992

easy

biology ID: neet-ug-

The plant group that produces spores and embryo but lacks vascular tissues and seeds is

1

pteridophyta

2

rhodophyta

3

bryophyta

4

phaeophyta

15

PYQ 1993

medium

biology ID: neet-ug-

In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of

1

gamete formation

2

zoospore formation

3

zygospore germination

4

vegetative reproduction.

16

PYQ 1993

medium

biology ID: neet-ug-

Pteridophytes differ from mosses/bryophytes in possessing

1

independent gametophyte

2

well developed vascular system

3

archegonia

4

flagellate spermatozoids.

17

PYQ 1993

medium

biology ID: neet-ug-

Pteridophytes differ from bryophytes and thallophytes in having

1

vascular tissues

2

motile antherozoids

3

archegonia

4

alternation of generations.

18

PYQ 1993

easy

biology ID: neet-ug-

Chloroplast of Chlamydomonas is

1

stellate

2

cup-shaped

3

collar-shaped

4

spiral.

19

PYQ 1994

medium

biology ID: neet-ug-

In bryophytes

1

both generations are independent

2

gametophytes are dependent upon sporophytes

3

sporophytes complete their life cycle

4

sporophytes are dependent upon gameto- phytes.

20

PYQ 1995

hard

biology ID: neet-ug-

The plant body of moss (Funaria) is

1

completely sporophyte

2

predominantly gametophyte with sporophyte

3

completely gametophyte

4

predominantly sporophyte with gametophyte.

21

PYQ 1995

medium

biology ID: neet-ug-

A well developed archegonium with neck consisting of 4-6 rows and neck canal cells, characterises

1

gymnosperms and flowering plants

2

pteridophytes and gymnosperms

3

gymnosperms only

4

bryophytes and pteridophytes.

22

PYQ 1995

medium

biology ID: neet-ug-

The pyrenoids are made up of

1

proteinaceous centre and starchy sheath

2

core of nucleic acid surrounded by protein sheath

3

core of protein surrounded by fatty sheath

4

core of starch surrounded by sheath of protein.

23

PYQ 1996

medium

biology ID: neet-ug-

A gymnospermic leaf carries chromosomes. The number of chromosomes in its endosperm is

1

8

2

12

3

16

4

24

24

PYQ 1997

medium

biology ID: neet-ug-

Bryophytes can be separated from algae, because they

1

possess archegonia

2

contain chloroplast

3

are thalloid forms

4

have no conducting tissue.

25

PYQ 1997

medium

biology ID: neet-ug-

An alga which is rich in protein ?

1

Nostoc

2

Ulothrix

3

Spirogyra

4

Chlorella

26

PYQ 1997

medium

biology ID: neet-ug-

Heterospory and seed habit are often exhibited by a plant possessing

1

petiole

2

ligule

3

bract

4

spathe.

27

PYQ 1997

medium

biology ID: neet-ug-

Ulothrix filaments produce

1

heterogametes

2

basidiospores

3

isogametes

4

anisogametes.

28

PYQ 1997

easy

biology ID: neet-ug-

Multicellular branched rhizoids and leafy gametophytes are the characteristics of

1

some bryophytes

2

pteridophytes

3

all bryophytes

4

gymnosperms.

29

PYQ 1997

medium

biology ID: neet-ug-

Brown algae is characterised by the presence of

1

fucoxanthin

2

haematochrome

3

Citrus-adventive embryon

4

phycoerythrin.

30

PYQ 1998

medium

biology ID: neet-ug-

Which one of the following statements about Cycas is incorrect?

1

it has circinate vernation

2

its xylem is mainly composed of xylem vessel

3

its roots contain some blue-green algae

4

it does not have a well organized female flower.

31

PYQ 1998

easy

biology ID: neet-ug-

Largest sperms in the plants world are found in

1

Banyan

2

Cycas

3

Thuja

4

Pinus.

32

PYQ 1998

medium

biology ID: neet-ug-

Bryophytes are dependent on water, because

1

water is essential for their vegetative propagation

2

the sperms can easily reach upto egg in the archegonium

3

archegonium has to remain filled with water for fertilization

4

water is essential for fertilization for their homosporous nature

33

PYQ 1998

medium

biology ID: neet-ug-

Ulothrix can be described as a

1

filamentous alga lacking flagellated reproductive stages

2

membranous alga producing zoospores

3

filamentous alga with flagellated reproductive stages

4

non-motile colonial alga lacking zoospores.

34

PYQ 1999

medium

biology ID: neet-ug-

Dichotomous branching is found in

1

liverworts

2

pteridophytes

3

fern

4

Funaria.

35

PYQ 1999

medium

biology ID: neet-ug-

Which of the following is true about bryophytes ?

1

They are thalloid

2

They contain chloroplasts

3

They possess archegonia

4

All of the above

36

PYQ 1999

medium

biology ID: neet-ug-

The antherozoids of Funaria are

1

multiciliated

2

monociliated

3

aciliated

4

Biflagellated

37

PYQ 1999

medium

biology ID: neet-ug-

Bryophytes comprise

1

dominant phase of gametophyte which produces spores s

2

small sporophyte phase and generally parasitic on gametophyte

3

sporophyte is of longer duration

4

dominant phase of sporophyte which is parasitic.

38

PYQ 2000

hard

biology ID: neet-ug-

A student observed an algae with chlorophyll a, b and phycoerythrin, it should belong to

1

phaeophyta

2

rhodophyta

3

chlorophyta

4

bacillariophyta.

39

PYQ 2000

medium

biology ID: neet-ug-

Plant group with largest ovule, largest tree, and largest gametes is

1

gymnosperm

2

angiosperm

3

bryophyta

4

pteridophyta.

40

PYQ 2000

medium

biology ID: neet-ug-

In ferns, meiosis takes place at the time of

1

spore formation

2

spore genuination

3

gamete formation

4

antheridia and archegonia formation.

41

PYQ 2001

medium

biology ID: neet-ug-

Glycolate induces opening of stomata in

1

Presence of oxygen

2

Low CO2 conc.

3

High CO

4

CO2 absent

42

PYQ 2001

medium

biology ID: neet-ug-

Which aquatic fern performs nitrogen fixation

1

Azoll

2

Nostoc

3

Salvia

4

Salvinia

43

PYQ 2001

medium

biology ID: neet-ug-

Cycas have two cotyledons but not included in angiosperms becuase of

1

Naked ovules

2

Seems like monocot

3

Circinate ptyxis

4

Compound leaves

44

PYQ 2002

medium

biology ID: neet-ug-

Which of the following is without exception in Angiosperms : -

1

Presence of vessels

2

Double fertilisation

3

Secondary growth

4

Autotrophic nutrition.

45

PYQ 2003

medium

biology ID: neet-ug-

Which one pair of examples will correctly represent the grouping Spermatophyta according to one of the schemes of classifying plants:

1

Acacia, Sugarcane

2

Pinus, Cycas

3

Rhizopus, Triticum

4

Ginkgo, Pisum

46

PYQ 2003

medium

biology ID: neet-ug-

Which one of the following is categorised under living fossils:

1

Pinus

2

Cycas

3

Selaginella

4

Metasequoia

47

PYQ 2003

medium

biology ID: neet-ug-

Which one of the following pairs of plants are not seed producers ?

1

Fern and Funaria

2

Funaria and Ficus

3

Ficus and Chlamydomonas

4

Punaria and Pinus

48

PYQ 2004

medium

biology ID: neet-ug-

Angiosperms have dominated the land flora primarily because of their

1

Power of adaptability to diverse habitats

2

Property of producing large number of seeds

3

Nature of self pollination

4

Domestication by man

49

PYQ 2004

medium

biology ID: neet-ug-

Which one of the following is a living fossil?

1

Cycas

2

Moss

3

Saccharomyces

4

Spirogyra.

50

PYQ 2005

easy

biology ID: neet-ug-

Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characteristic features of :

51

PYQ 2005

easy

biology ID: neet-ug-

Auxospores and hormocysts are formed, respectively, by :

52

PYQ 2006

medium

biology ID: neet-ug-

Moss peat is used as a packing material for sending flowers and live plants to distant places because:

1

it is easily available

2

it is hygroscopic

3

it reduces transpiration

4

it serves as a disinfectant

53

PYQ 2006

medium

biology ID: neet-ug-

Conifers differ from grasses in the-

1

Formation of endoperm before fertilization

2

Production of seeds from ovules

3

Lack of xylem tracheids

4

Absence of pollen tube

54

PYQ 2006

medium

biology ID: neet-ug-

In a moss, the sporophyte-

1

Manufactures food for itself as well as for the gametophyte

2

is partially parasitic on the gametophyte

3

produces gametes that give rise to the gametophyte

4

Arises from a spore produced from the gametophyte.

55

PYQ 2006

easy

biology ID: neet-ug-

Peat moss is used as a packing material for sending flowers and live plants to distant places because

56

PYQ 2007

medium

biology ID: neet-ug-

In gymnosperms, the pollen chamber represents

1

a cavity in the ovule in which pollen grains are stored after pollination

2

an opening in the megagametophyte through which the pollen tube approaches the egg

3

the microsporangium in which pollen grains develop

4

a cell in the pollen grain in which the sperms are formed.

57

PYQ 2009

medium

biology ID: neet-ug-

Which one of the following is considered important in the development of seed habit?

1

Homospory

2

Heterospory

3

Dependent sporophyte

4

Free living gametophyte

58

PYQ 2009

medium

biology ID: neet-ug-

Which one of the following is a vascular cryptogam ?

1

Cedrus

2

Equisetum

3

Ginkgo

4

Marchantia

59

PYQ 2009

medium

biology ID: neet-ug-

Which one of the following has haplontic life cycle?

1

Polytrichum

2

Ustilago

3

wheat

4

Funaria

60

PYQ 2010

medium

biology ID: neet-ug-

Male and female gametophytes are independent and free-living in

1

Castor

2

Pinus

3

Sphagnum

4

Mustand

61

PYQ 2011

medium

biology ID: neet-ug-

Archegoniophore is present in

1

Adiantum

2

Funaria

3

Marchantia

4

Chara

62

PYQ 2012

medium

biology ID: neet-ug-

Gymnosperms are also called soft wood spermatophytes because they lack

1

Cambium

2

Phloem fibres

3

Thick-walled tracheids

4

Xylem fibres

63

PYQ 2012

medium

biology ID: neet-ug-

How many organisms in the list given below are autotrophs ? Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia

1

Four

2

Five

3

Six

4

Three

64

PYQ 2012

medium

biology ID: neet-ug-

Which one of the following pairs is wrongly matched ?

1

Ginkgo � Archegonia

2

Salvinia � Prothallus

3

Viroids � RNA

4

Mustard � Synergids

65

PYQ 2013

medium

biology ID: neet-ug-

Select the wrong statement :

1

Chlamydomonas exhibits both isogamy and anisogamy and Fucus shows oogamy

2

Isogemetes are similar in structure, function and behaviour

3

Anisogametes differ either in structure, function or behaviour

4

In Oomycetes female gamete is smaller and motile, while male gamete is larger and non-motile

66

PYQ 2013

medium

biology ID: neet-ug-

Isogamous condition with non flagellated gametes is found in

1

Fucus

2

Chlamydomonas

3

Spirogyra

4

Volvox

67

PYQ 2014

medium

biology ID: neet-ug-

Male gametophyte with least number of cells is present in:

1

Funaria

2

Lilium

3

Pinus

4

Pteris

68

PYQ 2014

easy

biology ID: neet-ug-

Which one of the following shows isogamy with non-flagellated gametes?

1

Sargassum

2

Ectocarpus

3

Ulothrix

4

Spirogyra

69

PYQ 2014

medium

biology ID: neet-ug-

Which one of the following is wrong about Chara?

1

Upper oogonium and lower round antheridium

2

Globule and nucule present on the same plant

3

Upper antheridium and lower oogonium

4

Globule is male reproductive structure

70

PYQ 2014

medium

biology ID: neet-ug-

Which of the following is responsible for peat formation?

1

Marchantia

2

Riccia

3

Funaria

4

Sphagnum

71

PYQ 2015

medium

biology ID: neet-ug-

Metagenesis refers to

1

occurrence of a drastic change in form during post-embryonic development

2

presence of a segmented body and partheno- genetic mode of reproduction

3

presence of different morphic forms

4

alternation of generation between asexual and sexual phases of an organism.

72

PYQ 2015

medium

biology ID: neet-ug-

The gametophyte is not an independent, free living generation in :

1

Polytrichum

2

Pinus

3

Adiantum

4

Marchantia

73

PYQ 2015

medium

biology ID: neet-ug-

Which one of the following statements is wrong?

1

ChIorella and Spirulina are used as space food.

2

Mannitol is stored food in Rhodophyceae.

3

Algin and carrageenan are products of algae.

4

Agar-agar is obtained from Gelidium and Gracilaria.

74

PYQ 2016

medium

biology ID: neet-ug-

Which one of the following statements is wrong ?

1

Algae increase the level of dissolved oxygen in the immediate environment

2

Algin is obtained from red algae, and carrageenan from brown algae

3

Agar-agar is obtained from Gelidium and Gracilaria

4

Laminaria and Sargassum are used as food

75

PYQ 2016

medium

biology ID: neet-ug-

Conifers are adapted to tolerate extreme environmental conditions because of -

1

broad hardy leaves

2

superficial stomata

3

thick cuticle

4

presence of vessels

76

PYQ 2016

medium

biology ID: neet-ug-

Select the correct statement

1

Salvinia, Ginkgo and Pinus all are gymnosperms

2

Sequoia is one of the tallest trees

3

The leaves of gymnosperms are not well adapted to extremes of climate

4

Gymnosperms are both homosporous and heterosporous

77

PYQ 2017

medium

biology ID: neet-ug-

Life cycle of Ectocarpus and Fucus respectively are

1

Haplontic, Diplontic

2

Diplontic, Haplodiplontic

3

Haplodiplontic, Diplontic

4

Haplodiplontic, Haplontic

78

PYQ 2017

easy

biology ID: neet-ug-

An example of colonial alga is :

79

PYQ 2017

medium

biology ID: neet-ug-

Life cycle of Ectocarpus and Fucus respectively are:

1

Diplontic, Haplodiplontic

2

Haplodiplontic, Diplontic

3

Haplodiplontic, Haplontic

4

Haplontic, Diplontic

80

PYQ 2017

medium

biology ID: neet-ug-

Zygotic meiosis is characteristic of ;

1

Fucus

2

Funaria

3

Chlamydomonas

4

Marchantia

81

PYQ 2018

medium

biology ID: neet-ug-

Which one is wrongly matched ?

1

Unicellular organism - Chlorella

2

Uniflagellate gametes - Polysiphonia

3

Gemma cups - Marchantia

4

Biflagellate zoospores - Brown algae

82

PYQ 2019

medium

biology ID: neet-ug-

From evolutionary point of view, retention of the female gametophyte with developing young embryo on the parent sporophyte for some time, is first observed in:

1

Liverworts

2

Mosses

3

Pteridophytes

4

Gymnosperms

83

PYQ 2019

medium

biology ID: neet-ug-

Pinus seed cannot germinate and establish without fungal association. This is because

1

its embryo is immature.

2

it has obligate association with mycorrhizae.

3

it has very hard seed coat.

4

its seeds contain inhibitors that prevent germination.

84

PYQ 2019

medium

biology ID: neet-ug-

In pteridophytes, main plant body is a , which is into true roots, stem and leaves. Fill the blanks in above statement and select the correct option.

1

a

2

b

3

c

4

d

85

PYQ 2020

medium

biology ID: neet-ug-

Floridean starch has structure similar to:

1

Starch and cellulose

2

Amylopectin and glycogen

3

Mannitol and algin

4

Laminarin and cellulose

86

PYQ 2020

medium

biology ID: neet-ug-

Which of the following pairs is of unicellular algae ?

1

Laminaria and Sargassum

2

Gelidium and Gracilaria

3

Anabaena and Volvox

4

Chlorella and Spirulina

87

PYQ 2021

medium

biology ID: neet-ug-

Select the correct pair

1

Loose parenchyma cells rupturing the epidermis and forming a lens shaped opening in bark - Spongy parenchyma

2

parenchyma cells in the epidermis of grass leaves - Subsidiary cells

3

In dicot leaves, vascular bundles are surrounded by large thick-walled cells - Conjunctive tissue

4

Cells of medullary rays that form part of cambial ring - Interfascicular cambium

88

PYQ 2021

easy

biology ID: neet-ug-

Diadelphous stamens are found in :

1

China rose and citrus

2

China rose

3

Citrus

4

Pea

89

PYQ 2021

medium

biology ID: neet-ug-

Which of the following plants is monoecious?

1

Cycas circinalis

2

Carica papaya

3

Chara

4

Marchantia polymorpha

90

PYQ 2021

easy

biology ID: neet-ug-

Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as

91

PYQ 2021

medium

biology ID: neet-ug-

Which of the following algae produce Carrageen?

1

Blue-green algae

2

Green algae

3

Brown algae

4

Red algae

92

PYQ 2022

easy

biology ID: neet-ug-

Hydrocolloid carrageen is obtained from

1

Chlorophyceae and Phaeophyceae

2

Phaeophyceae and Rhodophyceae

3

Rhodophyceae only

4

Phaeophyceae only

93

PYQ 2022

medium

biology ID: neet-ug-

Match the plant with the kind of life cycle it exhibits. Choose the correct answer from the options given below: List - I List - II (a) Spirogyra (i) Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte (b) Fern (ii) Dominant haploid free-living gametophyte (c) Funaria (iii) Dominant diploid sporophyte alternating with reduced gametophyte called prothallus (d) Cycas (iv) Dominant haploid leafy gametophyte alternating with partially dependent multicellular sporophyte

1

(a)- (iv); (b) - (i); (c) - (ii);(d) - (iii)

2

(a)- (ii); (b) - (iii); (c) - (iv);(d) - (i)

3

(a)- (iii); (b) - (iv); (c) - (i);(d) - (ii)

4

(a)- (ii); (b) - (iv); (c) - (i);(d) - (iii)

94

PYQ 2023

easy

biology ID: neet-ug-

Identify the pair of heterosporous pteridophytes among the following:

1

Selaginella and Salvinia

2

Psilotum and Salvinia

3

Equisetum and Salvinia

4

Lycopodium and Selaginella

	List - I		List - II
(a)	Spirogyra	(i)	Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte
(b)	Fern	(ii)	Dominant haploid free-living gametophyte
(c)	Funaria	(iii)	Dominant diploid sporophyte alternating with reduced gametophyte called prothallus
(d)	Cycas	(iv)	Dominant haploid leafy gametophyte alternating with partially dependent multicellular sporophyte

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Chapter Questions 94 MCQs

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The other statements are correct:

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Adaptations of Conifers (Gymnosperms)

Chapter Questions
94 MCQs