Botany/Plant Pathology - I Sample Test,Sample questions

Question:
A bacterium is devoid of

1.Chlorophyll

2.Well defined nucleus

3.Cell Wall

4.None

Posted Date:-2019-04-19 19:58:12


Question:
A virus particle with both nucleic acid and protein coat is called as

1.Virion

2.Viriod

3.Capsid

4.All above

Posted Date:-2019-04-19 20:00:51


Question:
Agallol is used for

1.Seed treatment

2.Soil treatment

3.Crop spray

4.Aerial spray

Posted Date:-2019-04-19 20:02:50


Question:
Agar-agar is produced from which of the following ?

1.Nostoc

2.Macrocrocystis

3.Gelidium

4.Oscillatortia

Posted Date:-2019-04-19 20:06:47


Question:
Alternate host of black stem rust of wheat

1.Mohania

2.Thalictrum

3.Barberry

4.All above

Posted Date:-2019-04-19 20:16:59


Question:
Anterior tinsel flagellum is characteristics of

1.Chytridiomycetes

2.Hypochytridiomycetes

3.None of these

4.A and B

Posted Date:-2019-04-19 20:18:07


Question:
Association of fungi with roots of higher plants is known as

1.Lichen

2.Mycorrhiza

3.Ascolichen

4.Basidiolichen

Posted Date:-2019-04-19 20:20:20


Question:
Bacterial cell surrounded by which of the following flagella?

1.Monotrichous

2.Lophotrichous

3.Amphitrichous

4.Peritrichous

Posted Date:-2019-04-19 20:25:59


Question:
Bacterial leaf blight of rice caused by Xanthomonaso ryzae can be identified by

1.Wilting of the plant

2.Yellowing of leaves

3.Ooze test

4.Defoliation

Posted Date:-2019-04-19 20:28:46


Question:
Bengal famine was caused due to which of the following?

1.Phytophthora infestans

2.Drechslera oryzae

3.Puccinia graminis tritici

4.Heterodera avenage

Posted Date:-2019-04-19 20:29:55


Question:
Black stem rust of wheat caused by which among the following?

1.Puccinia graminis tritici

2.Puccinia recondita

3.Puccinia striformis

4.Ustilagotritici

Posted Date:-2019-04-19 20:32:57


Question:
Bordeaux mixture was discovered by P.A. Millardet of France during the year 1882 following his chance observation of farmers practice for protection against

1.Plasmopara viticola on grapevine

2.Uncinula nectar on grapevine

3.Podosphaera leucotricha on apple

4.Venturia inequalis on apple

Posted Date:-2019-04-19 20:39:50


Question:
Botulism is caused by which species

1.Bacillus

2.Pseudomonas

3.Agrobacterium

4.Clostridium

Posted Date:-2019-04-19 20:40:58


Question:
Brassicol is fungicide

1.Murcurious

2.Sulphur

3.Cu

4.Miscellaneous

Posted Date:-2019-04-19 20:27:34


Question:
Brown spot of maize is caused by which among the following ?

1.Sclerospora sorghi

2.Physoderus zeamaydis

3.Alternaria solani

4.Cercospora perfonats

Posted Date:-2019-04-19 20:42:12


Question:
By 1857, Barkley and Schacht discovered root knot nematodes and cyst nematode in which of the following?

1.Sweet sorghum

2.Sugarcane

3.Potato

4.Sugarbeet

Posted Date:-2019-04-19 20:43:50


Question:
Carborundum powder is

1.Silicon carbide

2.Aluminium oxide

3.Diatomaceous earth

4.Calcium carbonate

Posted Date:-2019-04-19 20:44:58


Question:
Coffee rust is caused by

1.Uromyces hobsoni

2.Hemileia vastatrix

3.Cronartium ribicola

4.Ravenelia-emblicae

Posted Date:-2019-04-19 20:47:31


Question:
Conidia and sporangia are the spores produced by

1.Bacteria

2.Viruses

3.Fungi

4.Phanerogams

Posted Date:-2019-04-19 20:48:38


Question:
Crystalization of viruses has done by

1.Mayer

2.Stanley

3.Iwanowski

4.Bejerinck

Posted Date:-2019-04-19 20:49:58


Question:
Cysts are formed by

1.Meloidogyne

2.Aphelenchoides

3.Heterodera

4.None of the above

Posted Date:-2019-04-19 20:53:27


Question:
Death of tissue in virus infected plant described as

1.Mottling

2.Mosaic

3.Necrosis

4.Curling

Posted Date:-2019-04-19 20:54:41


Question:
Didelphic means nematodes with which of the following ?

1.One ovary

2.Two ovaries

3.Three ovaries

4.None

Posted Date:-2019-04-19 19:55:13


Question:
Disease symptoms known as phyllidy in sesamum are caused by

1.Bacterium

2.Fungus

3.MLO

4.Virus

Posted Date:-2019-04-19 20:56:51


Question:
Dithane M-45 is a

1.Bactericide

2.Insecticide

3.Fungicide

4.Nematicide

Posted Date:-2019-04-19 20:58:13


Question:
Domestic quarantine exists on

1.Rice blast

2.Red rot of sugarcano

3.Wart of potato

4.Run of wheat

Posted Date:-2019-04-19 21:01:00


Question:
Downy mildew of maize is caused by

1.Peronosclerspora sacchari

2.Peronospora triognella

3.Sclerospora graminicola

4.Sclerospora sacchari

Posted Date:-2019-04-19 21:02:14


Question:
Exclusion of plant disease by legislation is known as

1.Disease resistance

2.Plant quarantine

3.Biological control of plant

4.Cultural control

Posted Date:-2019-04-19 21:15:56


Question:
First of all microscope discovered by

1.Needham

2.Spallanzani

3.Leeuwenhoeck

4.Koch

Posted Date:-2019-04-19 21:18:27


Question:
First plant parasitic bacteria was reported by

1.T.J. Burrill

2.Needham

3.Louis Pasteur

4.Leeuwenhoek

Posted Date:-2019-04-19 21:20:53


Question:
First plant parasitic nematode discovered was

1.Meloidogyne

2.Heterodera

3.Anguina

4.Globodera

Posted Date:-2019-04-19 21:22:08


Question:
First plant parasitic nematode was reported by

1.Needham

2.Spallanzani

3.Cobb

4.Mayer

Posted Date:-2019-04-19 21:23:34


Question:
Flag smut of sweat could be controlled by

1.Seed treatment with vitavax

2.Spraying with vitavax

3.Soil application with vitavax

4.More than one option is correct

Posted Date:-2019-04-19 21:24:55


Question:
Flag smut of wheat is caused by

1.Ustilago tritici

2.Urceystis trlttct

3.Ustilago hordet

4.Taphrina deformans

Posted Date:-2019-04-19 21:26:11


Question:
Foot rot of papaya is caused by

1.Phytophthora palmivora

2.Pythium aphanidermatum

3.Peronospora parasitica

4.Albugo candida

Posted Date:-2019-04-19 21:27:44


Question:
Fungi which can grow on living host plant are called

1.Obligate saprophyte

2.Obligate parasite

3.Facultative parasite

4.Saprophytes

Posted Date:-2019-04-19 21:30:05


Question:
Fungi which can grow only on living host plant are called

1.Obligate saprophytes

2.Obligate parasites

3.Facultative parasites

4.Saprophytes

Posted Date:-2019-04-19 21:31:28


Question:
Plant Pathology is word

1.English

2.Latin

3.Greek

4.Mandarin

Posted Date:-2019-04-19 20:37:11


Question:
proposed a classification of fungi which is now widely accepted

1.Walker (1957)

2.Stakman & Harrar (1957)

3.Whittaker (1969)

4.Ainsworth (1973)

Posted Date:-2019-04-19 20:23:16


Question:
Ryat is a which type of Parasite?

1.Obligate

2.Saprophyte

3.Facultative

4.Predator

Posted Date:-2019-04-19 20:10:14


Question:
The deficiency of which of the following caused Black heart of potato

1.Boron

2.Zinc

3.Iron

4.Oxygen

Posted Date:-2019-04-19 20:31:09


Question:
The shaped of Cocci are

1.Spiral shaped

2.Spherical shaped

3.Rod shaped

4.None of the above

Posted Date:-2019-04-19 20:46:06


Question:
Which among the following Spermatheca is found in the nematode body of?

1.Male

2.Female

3.A and B

4.None of these

Posted Date:-2019-04-19 19:56:53


Question:
Which of the following caused Black tip of mango ?

1.Phythium

2.Phytosynthetas

3.Boron deficiency

4.Zinc deficiency

Posted Date:-2019-04-19 20:34:18


Question:
Which of the following is a Albugo?

1.Obligate parasite

2.Facultative parasite

3.Saprophyte

4.Predator

Posted Date:-2019-04-19 20:08:48


Question:
Which of the following is odd one

1.Lance nematode = Pratylenchulus

2.Lesion nematode = Pratylenchulus

3.Sting nematode = Belonolaimus

4.Awl nematode = Dolichodorous

Posted Date:-2019-04-19 19:53:22


Question:
Which of the following is the cause of Blast of rice?

1.Xanthomonas

2.Drechslera oryzae

3.Pyricularia

4.Cercospora

Posted Date:-2019-04-19 20:35:39


Question:
Which of the following is the shape of Bacilli

1.Spiral shaped

2.Spherical shaped

3.Rod shaped

4.None of the above

Posted Date:-2019-04-19 20:24:35


Question:
Which of the following was discovered by Alexander Fleming (1929)

1.Tyrocidine

2.Streptomycetease

3.Penicillin

4.Giseofulvin

Posted Date:-2019-04-19 20:14:18


Question:
Whittaker (1969) proposed a kingdom System of Classification of Micro-organism

1.4

2.5

3.6

4.8

Posted Date:-2019-04-19 21:03:16


More MCQS

  1. Cells
  2. Bacteriology
  3. Plant harmones
  4. Transport and Mineral Nutrition in Plants
  5. Photosynthesis in Plants
  6. Plant respiration
  7. Algae, Bryophytes, Pteridophytes
  8. Plant Pathology - I
  9. Plant Pathology - II
  10. Kingdom Monera
  11. Wood Anatomy, Xylem and Phloem
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