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ONLINE TEST 3 XI BOTANY FULL

Total questions: 100

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

According to a survey made by Mora et al..2011 the number of estimated species on earth is

a)

8.1 billion

b)

8.3 million

c)

8.9 million

d)

8.7 million

2.

Find mismatch

a)

Condia formation -Penicillium

b)

Budding - Yeast

c)

Fragmentation -Spirogyra

d)

Regeneration - Oedogonium

3.

Hepadna viruses having

a)

SS DNA

b)

DS DNA

c)

SS RNA

d)

DS RNA

4.

The main organelle involved in modification and routing of newly synthesized protein in their destination

a)

Mitochondria

b)

Glyoxysomes

c)

Sphaerosomes

d)

Endoplasmic reticulum

5.

...............is a polymeric molecule essential in various biological roles in coding,decoding regulation and expression of genes

a)

Lipid

b)

Protein

c)

DNA

d)

RNA

6.

Find correct statement about DNA

a)

Plectonemic coiling means the two strands of the DNA are wrapped around each other in a helix making it is impossible to simply move them apart without breaking the entire structure

b)

Based on the helix and the distance between nitrogen bases the DNA is of three forms A,B and Z.

c)

Complete turn of The helix comprises 0.34 nm or 10 basepair

d)

Phosphodiester linkages form strong bivalent bonds

7.

Who shared the Nobel prize in 1962 with Watson and crick?

a)

Rosalind Franklin

b)

Christian Anfinsen

c)

Linus pauling

d)

Maurice Wilkins

8.

A - B + C gives A + C - B THE ACTIVITY DONE BY

a)

Oxidoreductase

b)

Transferase

c)

Hydrolases

d)

Isomerase

9.

The source of the enzyme fungal lactose

a)

Myxomycoides

b)

Lactobacillus

c)

Mycovirus

d)

Kluyveromyces

10.

An example for feedback allosteric inhibitor is

a)

Hexokinase

b)

RUBISCO

c)

Succinic dehydrogenase

d)

Glucoisomerase

11.

"Boulder on hillside" model is used to explain

a)

Metabolic energy

b)

Activation energy

c)

Passive energy

d)

ES complex

12.

Find the incorrect one

a)

Hydrogen bond is formed between some hydrogen atoms of Oxygen and nitrogen in polypeptide chain

b)

Ionic bond is formed between any charged two groups that are not joined together by peptide bond

c)

Disulfide bond is formed between sulphur atoms and amino acids

d)

Hydrophobic bond helps some hotel to make a structure and formed between lipids

13.

Which is a molecule with two or more functional groups of it at least one has positive and other has negative electrical charge and the net charge of the entire molecule is zero called

a)

Zwitter ion

b)

Dipolar ion

c)

Isoelectric point

d)

Both A and B

14.

Which one of the following from exoskeleton of insects and other arthropods

a)

Chitin

b)

N acetyl muramic acid

c)

N acetyl glucosamine

d)

Hyaluronic acid

15.

Anastral and Amphiastral mitosis occur in

a)

Animal and plant cell

b)

Plant and fungal cells

c)

Bacterial and fungal cells

d)

Plant and animal cells

16.

The condensation of chromosomes takes place at

a)

Leptotene

b)

Zygotene

c)

Pachytene

d)

Diplotene

17.

Which one of the following protein synthesized only in the G2 period?

a)

RUBISCO

b)

MPF

c)

MPN

d)

IMF

18.

The stain Toluidine blue is used to stain

a)

Xylem

b)

Parenchyma

c)

Epidermis

d)

All the above

19.

The peripheral doublets of microtubules are linked by

a)

Renin

b)

Dyenin

c)

Axoneme

d)

Nexin

20.

Find mismatch

a)

Lampbrush chromosomes - Salamander

b)

Polytene chromosome - Midges

c)

Holo centromere - Caenorbabditis

d)

Regional centromere is also called localised centromere

21.

Find the incorrect statement

a)

Ribosome consists of 60% RNA and 40% protein

b)

Exocytosis means lysosomes release enzymes outside the cell to digest enzymes

c)

In 70S ribosomes 16SrRNA in 30S subunit

d)

The term plastid is derived from the Greek word platikas

22.

Zymogen granules are synthesized by

a)

Dictyosomes

b)

Chromosomes

c)

ER

d)

Mitochondria

23.

Ribosome present in Mesokaryotes

a)

50S + 30S

b)

60S + 40S

c)

23S + 5S

d)

28S + 5.8S +5S

24.

Which one of the following is not related to SEM?

a)

3 D image

b)

Mounted in aluminium stubs coated in gold

c)

One electrostatic lens with few electromagnetic lenses

d)

Electric current is the source of illumination for image formation

25.

Which one of the following plants bulb is used as a heart stimulant

a)

Scilla hyacinthiana

b)

Smilax ovalifolia

c)

Glorious superba

d)

Phormium tenax

26.

Tricarpellary, inferior ovary ,elongated berry fruit ,Corolla two lipped are the characteristics of

a)

Malvaceae

b)

Liliaceae

c)

Musaceae

d)

Solanaceae

27.

Night shade family belongs to the order

a)

Solanales

b)

Polimoniales

c)

Gentianales

d)

Rosales

28.

Cladistic accept only

a)

Monophyletic groups

b)

Paraphylitic groups

c)

Polyphyletic groups

d)

All the above

29.

Omega taxonomy is

a)

Modern taxonomy

b)

Classical taxonomy

c)

Alpha taxonomy

d)

Old taxonomy

30.

Who defined serotaxonomy as "the study of the origin and properties of antisera"?

a)

Camp

b)

Cronquist

c)

Engler

d)

Smith

31.

Match the following

1.Achene - A)Chenopodium

2.Utricle. - B)Clematis

3.Samara -. C)Oryza

4.Caryopsis - D)Acer

a)

1B,2C,3D,4A

b)

1D,2C,3B,4A

c)

1C,2B,3A,4D

d)

1B,2A,3D,4C

32.

The Placentation in Dianthus

a)

Superficial

b)

Parietal

c)

Free Central

d)

Basel

33.

Anther dehisces through pores at one end of the thecae

a)

Longitudinal

b)

Transverse

c)

Poricidal

d)

Valvular

34.

Odd one out regarding Corolla

a)

Infundibuliform

b)

Hypocrateriform

c)

Urceolate

d)

Personate

35.

The inflorescence of pedilanthus

a)

Cyathium

b)

Hypanthodium

c)

Coenanthium

d)

Thyrsus

36.

The botonical name of water plantain

a)

Sagittaria sps

b)

Alisma plantago

c)

Ranunculus aquatilis

d)

Limnophylla heterophylla

37.

Find incorrect statement

a)

Stipe is the bridge between lamina and stem

b)

Tuber is a succulent underground spherical stem with many eyes.

c)

Tulips and Bulbophyllum are an example for Pseudobulb

d)

Decurrent stem is seen in Neem

38.

Negatively geotropic roots are seen in

a)

Ruellia

b)

Basella

c)

Psychotria

d)

Bruguiera

39.

Monocolpate pollen present in

a)

Monocot

b)

Dicot

c)

Both A and B

d)

Gymnosperms

40.

Baragwanthia is a fossil

a)

Algae

b)

Bryophyte

c)

Pteridophyte

d)

Gymnosperm

41.

The number of vascular bundles in Pinus needle and are separated by the tissue

a)

4 , Sclerenchyma

b)

2, Parenchyma

c)

3, Collenchyma

d)

2, Sclerenchyma

42.

Fineness mostly grow in high altitudes ranging from

a)

100 to 200 meters

b)

500 to 1000 meters

c)

1000 to 2000 meters

d)

1200 to 3000meters

43.

Find the correct one about Cycas

a)

The epidermal region of the corolloid root contains blue green algae

b)

Circinate vernation is present in scale leaves and young leaves are covered with ramenta

c)

The xylem of cycas root is diarch,triarch and tetarch

d)

The ground tissue of cycas rachis is parenchymatous

44.

Monocyclic and Pycnoxylic wood is present in

a)

Cycas and Gnetum

b)

Zamia and Pinus

c)

Gnetum and Pinus

d)

Cycas and Ephedra

45.

False indusium is present in Adiantum ,it belongs to the order

a)

Polipodiales

b)

Filicales

c)

Selaginellales

d)

Lycopodiales

46.

In Funaria androcytes transform into ...................antherozoids

a)

Uniflagellate

b)

Biflagellate

c)

Multiflagellate

d)

None of the above

47.

In bryophytes the first division of the zygote is

a)

Longitudinal

b)

Transverse

c)

Periclinal

d)

Anticlinal

48.

The two equal flagella present in the algal group

a)

Dinophyceae

b)

Chloromonodineae

c)

Phaeophyceae

d)

Cryptophyceae

49.

Fairy rings and field mushroom are

a)

A.campestris and A.tabularis

b)

A.tabularis and A.campestris

c)

A.tabularis and A.bisporus

d)

A.bisporus and A.basidiocarpae

50.

*PATCH STOP CARRIER* related to

a)

Enzyme action

b)

Stain

c)

Protein

d)

Microscopy

51.

Stomata of a plant open due to

a)

Influx of potassium ions

b)

Efflux of potassium ions

c)

Influx of hydrogen ions

d)

Influx of calcium ions

52.

An example for osmoregulator?

a)

Proline

b)

Betalain

c)

Both of these

d)

None of these

53.

A Cyanobacterium grow well at 90 degrees c in hot springs

a)

Masticomycota

b)

Thermocladus

c)

Mastigocladus

d)

Anabaena azollae

54.

According to senescence Find mismatch

a)

Overall - Bamboo

b)

Top. - Gladiolus

c)

Deciduous - Maple

d)

Progressive - Elm

55.

Hypothesis of phasic development and hormonal development proposed by

a)

Purvis and Lysenko

b)

Garner and Allard

c)

Levitt and Leopold

d)

Lysenko and Purvis

56.

"Biloxi " and Maryland mammoth are the variety of

a)

Tomato and Potato

b)

Nicotiana and Potato

c)

Glycine max and Nicotiana

d)

Cocklebur and soya bean

57.

The botanical name of Indian telegraph plant

a)

Ailanthus altissima

b)

Desmodium gyrans

c)

Plantago sps

d)

Jugland nigram

58.

Neem cotyledon assay is related to to the plant hormone?

a)

Auxin

b)

Gibberellin

c)

Cytokinin

d)

Ethylene

59.

The plant hormone which is used to induce flowering in pineapple

a)

NAA

b)

2 4 D

c)

IPP

d)

Both A and B

60.

In PPP 6 Phospho Gluconolactone is converted into 6 Phospho gluconate by the enzyme

a)

Hexokinase

b)

Phospho hexo isomerase

c)

Hydrolase

d)

Lactonase

61.

Total ATP production gained during aerobic respiration per glucose molecule in Kreb cycle, link reaction and Glycolysis are

a)

6,6,24

b)

8,6,26

c)

24,6,8

d)

24,6,6

62.

The cost of transport of ATP from matrix into cytosol is considered , how many ATP for one FADH2

a)

2.5

b)

1.5

c)

2

d)

3

63.

2,4,D ,Cyanide, Rotnone, Oligomycin are

a)

Anti transpirants

b)

Growth inhibitors

c)

ETC inhibitors

d)

Growth promoter

64.

The moment arising from external stimulus is called

a)

Nutation

b)

Epinasty

c)

Circumnutation

d)

Paratonic

65.

Which one of the following is amphophilic pathway?

a)

Glycolysis

b)

TCA cycle

c)

HMP shunt

d)

ETC

66.

In glycolysis the enzyme Enolase plays in

a)

Preparatory phase

b)

Endergonic phase

c)

Pay off phase

d)

Hexose phase

67.

Energy currency of the cell was discovered by

a)

Carl correns

b)

Karl Lohman

c)

Lipman

d)

Hans Adolf

68.

The ideal temperature for plants like Opuntia and Lichen ..........degree Celsius

a)

45 and 25

b)

40 and 10

c)

75 and 15

d)

55 and 20

69.

Hydrogen peroxide is produced in

a)

Photo respiration

b)

Dark respiration

c)

Glycolysis

d)

Krebs cycle

70.

Find incorrect statement

a)

In c3 plants carbon dioxide acceptor RUBP only

b)

Bryophyllum,Sedum and Kalanchoe are all coming under the family Crassulaceae

c)

The end products of dark reaction are CO2 ,water and PGA

d)

Dimorphic chloroplast is present in Amaranthus

71.

Photolysis of water takes place in

a)

Cyclic photophosphorylation

b)

Photo respiration

c)

Non cyclic photophosphorylation

d)

Photoperiodism

72.

Dark reaction depends on

a)

PH

b)

Temperature

c)

Salinity

d)

Light

73.

Plastoquinone and plastocyanin are present in which complex of ETC?

a)

CC

b)

LHC

c)

Cytochrome b6 f complex

d)

ATPase complex

74.

Photosynthetic rate at enhancement effect

a)

71.5

b)

72.5

c)

43.5

d)

10

75.

The following one is not a properties of light

a)

Light is a transverse thermoelectric wave

b)

Light as a particle is called photon

c)

Each photon contains and amount of energy called quantum

d)

Wavelength is the distance between successive crests of the wave

76.

The unripe mango colour is due to

a)

Lutein

b)

Xanthophyll

c)

Chlorophyll

d)

Carotene

77.

The following one is not a denitrifying bacteria

a)

Pseudomonas

b)

Bacillus ramosus

c)

Thiobacillus

d)

Bacillus subtilis

78.

Wilting and Necrosis of leaf tips due to the deficiency of

a)

Nickel and Molybdenum

b)

Chlorine and Nickel

c)

Zinc and Boron

d)

Iron and copper

79.

Carrier concept of active absorption was proposed by

a)

Lundegardh

b)

Burstrom

c)

Van de Honert

d)

Henson and Spanner

80.

Find mismatch with reference to transpiration

a)

Phosphorylase - Hanes

b)

Potassium transport - Raschke

c)

Starch sugar interconversion - Steward

d)

Lenticular transpiration - 10%

81.

The following one is not a step of phloem loading

a)

Sieve element unloading

b)

From sieveube to sink

c)

Short distance transport

d)

Storage and metabolism

82.

Who explain the importance of water and importance of chlorophyll in photosynthesis,

a)

Desaussure and Lavoisier

b)

Stephan Hales and Van Helmont

c)

Desaussure and Dutrochet

d)

Liebig and Warburg

83.

Find mismatch about parasites

a)

Total stem parasite - Zizyphus

b)

Total root parasite -Balanophora

c)

Partial stem parasite - Dionaea

d)

Partial root parasite -sandalwood

84.

The following one statement is different from others (either correct or incorrect)

a)

Dinitrogen molecule from the atmosphere progressively gets reduced by addition of a pair of hydrogen atoms

b)

Ammonia is converted into nitrate by nitrosomonas

c)

Decomposition of organic nitrogen from plants and animals into ammonia is called denitrification

d)

Glutamic acid is formed by reaction of ammonia with alpha ketoglutaric acid is called reductive amination

85.

Transport of water across tonoplast is involved in ...........pathway

a)

Apoplast

b)

Symplast

c)

Chloroplast

d)

Transmembrane

86.

DPD in normal cell

a)

OP - TP

b)

OP=TP

c)

TP + WP

d)

DPD= OP

87.

The process in which the moisture of wood can be removed by artificial method in an enclosed condition is called

a)

Air seasoning

b)

Kiln seasoning

c)

Wind seasoning

d)

Gas seasoning

88.

Interxylary phloem is occur in

a)

Strychnos

b)

Combretum

c)

Salvadora

d)

All the above

89.

The plant which is used in production of badminton shuttlecock

a)

Q.zeylanicum

b)

Q.senegal

c)

Q.indica

d)

Q.suber

90.

Alburnum is situated

a)

In the centre part of wood

b)

On the outer side of wood

c)

Outside of the bark

d)

Opposite to duramen

91.

Morrus and Pinus woods are

a)

Hard and soft wood

b)

Soft and hardwood

c)

Porous and hardwood

d)

Non porous and softwood

92.

The arrangement of vascular bundles in stem and root

a)

Endarch and Exarch

b)

Radial and conjoint

c)

Conjoint and radial

d)

Colletral and scattered

93.

In rose Prickles are arising from

a)

Epidermis

b)

Endodermis

c)

Cuticle

d)

Cortex

94.

In ficus upper epidermal layer contains

a)

Calcium oxalate

b)

Calcium carbonate

c)

Potassium permanganate

d)

Starch grains

95.

Cellulose,pectin and hemicellulose are wall materials of

a)

Phloem sieve tubes

b)

Companion cells

c)

Both of the above

d)

None of the above

96.

The following one is not a characteristics of sclereids

a)

Short cells

b)

Maybe branched

c)

Develops from secondary Secondary sclerosis parenchyma cells

d)

Processes only pitted thickenings

97.

Companion cells are present in

a)

Dicots

b)

Gymnosperms

c)

Pteridophytes

d)

Dicots and monocots

98.

Silk cotton fibres are

a)

Textile fibres

b)

Brush fibres

c)

Rough weaving fibres

d)

Filling fibres

99.

The type of collenchyma present in Helianthus

a)

Angular

b)

Lacunar

c)

Lamellar

d)

Macro

100.

Korper kappe theory proposed by

a)

Schmidt

b)

Schuepp

c)

Hanstein

d)

Strassburger

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