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ONLINE TEST 2. PLUS ONE VOL 1

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

The property of self regulation and the tendency to maintain a steady state within an external environment which is liable to change is called

a)

Consciousness

b)

Irritability

c)

Biospere

d)

Homeostasis

2.

W.M.Stanley was jointly awarded Nobel prize with..............for .............

a)

E.M.southern for Chemistry

b)

Northrop for virology

c)

Robert Gallo for Genetics

d)

Northrop for Chemistry

3.

Bovine Spongiform Encephalopathy commonly known as

a)

Scrapie disease

b)

Creutzfeldt disease

c)

Mosaic disease

d)

Mad cow disease

4.

Who identified the causal organism for Andhrax,cholera and tuberculosis?

a)

A.V.Leeuwenhoek

b)

Robert koch

c)

Ehrenberg

d)

Joshua

5.

Find the incorrect statement regarding Bacteria

a)

The Mucopeptide peptide chain has 10 to 15 amino acids

b)

Fimbriae are hair like appendages found on surface of cell wall of gram positive Bacteria

c)

Magnetosomes are found in Rhodospirillum magnetotacticum

d)

All the above

6.

Select incorrect pair

a)

Soil fertility - Bacillus mycoides

b)

Bacitracin - Bacillus licheniformis

c)

Yogurt - Lactobacillus bulgaricus

d)

Syphilis- Yersinia pestis

7.

Planogametic copulation means

a)

Fusion of gametes

b)

Fusion of non motile gametes

c)

Fusion of motile gametes

d)

Fusion of dissimilar gametes

8.

Odd one out (related to a division AMASTIGOMYCOTA)

a)

Trichomycetes

b)

Deutromycetes

c)

Ascomycetes

d)

Chytridiomycetes

9.

Incorrect one (Rhizopus is)

a)

Class - Zygomycetes

b)

Order - Agaricales

c)

Family -Mucoraceae

d)

Genus -Rhizopus

10.

Distinct fungal layer is absent in the lichen

a)

Crustose

b)

Foliose

c)

Fruticose

d)

Leprose

11.

Haplontic and diplontic life cycle is seen in

a)

Fucus and Volvox

b)

Volvox and Fucus

c)

Bryophytes and Pteridophytes

d)

Spirogyra and Bryophytes

12.

Coleochaetae and Rhodymenia are

a)

Halophytic algae

b)

Epizooic algae

c)

Epiphytic algae

d)

Cryophytic algae

13.

The book "The structure and reproduction of algae " was published by

a)

Fritsch

b)

Parthasarathy

c)

Lee

d)

Desikachary

14.

Which one of the following is not related to Dunaliella Salina?

a)

Halophytic

b)

Beta carotene

c)

Salt pan

d)

Bio fuel

15.

Who identified the new genera "Stephansoniella"?

a)

Proskauer

b)

Shiv ram

c)

Stephan Flemming

d)

Sundaralingam

16.

Find out the correct statement related to Pteridophyte

a)

Stem shows monopodial or dichotomous branching

b)

Siphonostele is present in Selaginella

c)

Heterosporous condition seen in Lycopodium

d)

Sexual reproduction is isogamous

17.

Trabeculae is seen in

a)

Stem of Adiantum

b)

Stem of Selaginella

c)

Leaf of Selaginella

d)

Root of Selaginella

18.

Oleoresin is the product of

a)

Pinus smithiana

b)

Pinus insularis

c)

Pinus sylvestris

d)

Pinus roxburghii

19.

Oleoresin is the product of

a)

Pinus smithiana

b)

Pinus insularis

c)

Pinus sylvestris

d)

Pinus roxburghii

20.

In Cycus ovule ,the middle stony layer is called

a)

Sarcolemma

b)

Sarcotesta

c)

Sclerotesta

d)

Sclerotegmen

21.

Find out incorrect fossil pair

a)

Palaeoporella- Algae

b)

Naiadita - Bryophyta

c)

Baragwanthia - Pteridophyta

d)

Furcula - Gymnosperms

22.

An example of perennial and woody wine

a)

Ventilago

b)

Entada

c)

Bougainvillea

d)

All the above

23.

Ipecac' Botanical name

a)

Psychotria

b)

Basella

c)

Marantar

d)

Ruella

24.

Find the incorrect statement

a)

Creepers are plants growing closer to the ground and produces roots at each node

b)

Trailers is a weak stem that spreads over the surface of the ground without rooting at nodes.

c)

Anticlockwise coiling climber are called dextrose.

d)

Climbing or reclining on the support with the help of thorns as in Carissa.

25.

Find incorrect statement

a)

actinodromous if three or more primary veins have additional branch in about the main point of divergence of the primaries.

b)

Flabellate venation is that in which several equal fine veins branch towards the apex of the leaf

c)

camplydromous venation is that in which several primary veins runn in prominent recurved arched at the base curving upwards to converge at the leaf apex.

d)

Acrodomous if two or more primary veins run in convergent arches towards the leaf base.

26.

The leaves cover the flower or an inflorescence in their axils are called

a)

Prophylls

b)

Cataphylls

c)

Hypsophylls

d)

Floral leaves

27.

Bombay leaves are

a)

Unifoliate

b)

Bifoliate

c)

Quadrifoliate

d)

Multifoliate

28.

Odd one out

a)

Spike - Stachytaphaeta

b)

Catkin - Prosopis

c)

Panicle - Delonix

d)

Thyrsus - Anisomelus

29.

When the flower contains only one of the essential whorl is called

a)

Diclinous

b)

Monoclinous

c)

Perigonium

d)

Torus

30.

Find out incorrect statement

a)

Reduced scale like perianth in the members of Poaceae is called lodicule

b)

The part of the flower on which other floral parts are attached called Torus

c)

A plant with pistulate,staminate and bisexual flowers is called polygamomonecious

d)

Plant with Staminate,pistillate and bisexual flowers on different individuals is called trimonoecious

31.

Stamens are uniseriate and equal in number to the petals and opposite to the sepals is called

a)

Haplostemonous

b)

Obhaplostemonous

c)

Diplostemonous

d)

Polystemonous

32.

Lamiaceae members are having

a)

Many carpels

b)

Four carpels

c)

Three carpels

d)

Mono carpel

33.

Select incorrect one

a)

The inter nodal elongation between calyx and Corolla is called Anthophore

b)

The inter nodal elongation between the Corolla and androecium is called Androphore

c)

The unified internodal elongation between Corolla and androecium and androecium and gynoecium is called Gynandrophore

d)

The internodal elongation between calyx and gynoecium is called Gynophore

34.

A fleshy elevated often nectariferous cup liked thalamus is called

a)

Hyponthodium

b)

Hypanthium

c)

Thalamus

d)

Plumose stigma

35.

The largest unbranched inflorescence is a

a)

Amorphophalus titanium

b)

Corypha umbracularia

c)

Rafflesia arnoldi

d)

Gynandropsis

36.

Fruits develops from monocarpellary ,superior ovary and dehisces along one suture is

a)

Follicle

b)

Achene

c)

Siliqua

d)

Silicula

37.

Which one the following is not a function of fruits?

a)

Source of energy for animals

b)

Source of pectin,vitamins and minerals

c)

Dispersal of seeds

d)

None of the above

38.

Which one of the following is not related to Father of Botany

a)

Greek Philosopher

b)

De historia plantarum

c)

Materia medica

d)

372 - 287 BC

39.

Where the ICBN is redisignated as ICN in 2011?

a)

Mumbai

b)

Madrid

c)

Melbourne

d)

Machida

40.

APG IV (2016) recognised

a)

64 orders and 416 families

b)

46 orders and 416 families

c)

23 orders and 496 families

d)

24 orders and 231 families

41.

Utilization of the characters and phenomena of cytology for the explanation of taxonomic problem is known as

a)

Serotaxonomy

b)

Chemotaxonomy

c)

Numerical taxonomy

d)

Karyotaxonomy

42.

Taxon that includes an ancestors but not all of the descendants of that ancestor

a)

Monophylatic group

b)

Paraphylatic group

c)

Polyphylitic group

d)

Periphylitic group

43.

Metformin (Dimethyl biguanide) is used to cure

a)

Covid 19

b)

Constipation

c)

Amoebic dysentry

d)

Diabetics

44.

The botanical name of Ethiopean banana

a)

Ensete ventricosa

b)

Ensete ventricosum

c)

Ravenella madagascariensis

d)

Sterlitzia reginae

45.

Phase contrast microscope was invented by

a)

Sigmondy

b)

H,J,Dutrocet

c)

Jansen

d)

Zernike

46.

The major functiion of plant vacuole is to maintain

a)

Wall pressure

b)

Turgor pressure

c)

Atmospheric pressure

d)

Aquatic pressure

47.

find incorrect match

a)

Cystolith - Ficus - Calcium carbonate

b)

Raphides - Eichornia -Calcium oxalate

c)

Prismatic crystals - Allium - Calcium oxalate

d)

Sphaeraphides - Colacasia -Calcium carbonate

48.

Sudan black and Janus green used to stain

a)

Starch and fungal hyphae

b)

Starch and nucleus

c)

Xylem and cell wall

d)

Lipids and starch

49.

Select the correct one

a)

C value is the amount in milligrams of DNA contained within a nucleus

b)

Amitosis is also called incipient cell division

c)

Yeast and slime moulds have closed and open mitosis

d)

Cetane chemical components act as inhibitors of the mitotic cell division and they are called mitogen

50.

The number of base pairs complete turn in A,B,and Z DNA

a)

10,11,12

b)

12,11,10

c)

11,10,12

d)

12,10,11

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