Plant Pathology MCQs

Option A: RNA

Option B: DNA

Option C: Either DNA or RNA

Option D: Both RNA and DNA

Correct Answer: RNA ✔

Option A: Vector

Option B: Patho-inductor

Option C: Transmission

Option D: Both a & b

Correct Answer: Transmission ✔

Option A: Bateria, viruses

Option B: Fungi

Option C: Protozoa

Option D: All of the above

Correct Answer: All of the above ✔

Option A: G.N. Agrios

Option B: Anton de Bary

Option C: Stanley

Option D: Milardit

Correct Answer: Anton de Bary ✔

Option A: Beijerinck

Option B: Watson and Crick

Option C: Stanley

Option D: Adolf Mayer

Correct Answer: Beijerinck ✔

Option A: Crop inspection register name

Option B: Map of land

Option C: Title of land owner

Option D: Ownership authority name

Correct Answer: Crop inspection register name ✔

Option A: Botany

Option B: Agriculture

Option C: Zoology

Option D: None of these

Correct Answer: Agriculture ✔

Option A: Cotton bollworm

Option B: Gram pod borer

Option C: Com cob borer

Option D: None of the above

Correct Answer: Cotton bollworm ✔

Option A: By fungi parasitising animal tissues

Option B: By hypha of obligate parasite

Option C: In artificial cultures

Option D: None of These

Correct Answer: By hypha of obligate parasite ✔

Option A: Nitrosomonas

Option B: Nitrobacter

Option C: Azotobacter

Option D: Rhizobium

Correct Answer: Nitrosomonas ✔

Option A: Xanthomonas

Option B: Corynebacterium

Option C: Pseudomonas

Option D: Erwinia

Correct Answer: Corynebacterium ✔

Option A: Dung substratum (herbivore feces)

Option B: Deadwood

Option C: Decaying leaves

Option D: Food articles

Correct Answer: Dung substratum (herbivore feces) ✔

Option A: Powdery mildews

Option B: Downy mildews

Option C: Covered smut

Option D: Late blight of potato

Correct Answer: Powdery mildews ✔

Option A: Oak

Option B: Pine

Option C: Banyan

Option D: Palm

Correct Answer: Banyan ✔

Option A: Thallus

Option B: Hyphae

Option C: Mycellium

Option D: Septale

Correct Answer: Thallus ✔

Option A: Leaf rust

Option B: Strip rust

Option C: Loose rust

Option D: All the above

Correct Answer: All the above ✔

Option A: Producing toxic substances in plants

Option B: Destroying green pigment of plant

Option C: feeding on flowers and fruits

Option D: Absorption of nutrients from plant tissues

Correct Answer: Absorption of nutrients from plant tissues ✔

Option A: Fungi

Option B: Nematodes

Option C: Virus

Option D: Bacteria

Correct Answer: Nematodes ✔

Option A: Fungi which cause disease

Option B: Any bacteria which causes disease

Option C: Any virus which causes disease

Option D: Any organism which causes disease

Correct Answer: Any organism which causes disease ✔

Option A: Trachea

Option B: Spines

Option C: Secretion

Option D: Nervous system

Correct Answer: Trachea ✔

Option A: 1-2 nymphs/leaf

Option B: 2-3 nymphs/leaf

Option C: 3-4 nymphs/leaf

Option D: 1 nymphs/leaf

Correct Answer: 1-2 nymphs/leaf ✔

Option A: Dust

Option B: EC

Option C: Granular

Option D: Fungiments

Correct Answer: Fungiments ✔

Option A: Pyrethroid

Option B: Carbamates

Option C: Organo-chlorine

Option D: Organio-phosphate

Correct Answer: Organo-chlorine ✔

Option A: DDT

Option B: Aldrin and Diehydrin

Option C: Aindone and Heptachlor

Option D: All the above

Correct Answer: All the above ✔

Option A: Wheat

Option B: Sugarcane

Option C: Cotton

Option D: rice

Correct Answer: rice ✔

Option A: Mango

Option B: Guava

Option C: Citrus (Lemon)

Option D: none

Correct Answer: Citrus (Lemon) ✔

Option A: Soybean

Option B: Sunflower

Option C: Ground nuts

Option D: none of these

Correct Answer: Ground nuts ✔

Option A: American boll worm

Option B: Whitefly

Option C: Aphids

Option D: A

Correct Answer: A ✔

Option A: Cotton boll rot virus

Option B: Cotton stem crinkle virus

Option C: Cotton leaf curl virus

Option D: None of the above

Correct Answer: Cotton leaf curl virus ✔

Option A: Lady bird beetle

Option B: Silk worm

Option C: Honey bee

Option D: None of the above

Correct Answer: Silk worm ✔

Option A: Microtermas sp

Option B: Aphis gossypi

Option C: Earias insulana

Option D: Amrosca devestons

Correct Answer: Amrosca devestons ✔

Option A: Pathology

Option B: Fungicology

Option C: Mycology

Option D: Genetics

Correct Answer: Mycology ✔

Option A: Blight

Option B: Downy mildew

Option C: Powdery mildew

Option D: None

Correct Answer: Powdery mildew ✔

Option A: Pemospora Parasitica

Option B: Alternarian solani

Option C: Albugo candida

Option D: Aspergillus niger

Correct Answer: Albugo candida ✔

Option A: They are very small

Option B: They are parasites

Option C: They have no chlorophyll

Option D: All the above

Correct Answer: They have no chlorophyll ✔

Option A: Milk and hot water

Option B: Vomiting with brackishy

Option C: Atropine

Option D: None of the above

Correct Answer: Atropine ✔

Option A: Bacteria

Option B: Plants

Option C: Fungi

Option D: None of the above

Correct Answer: Fungi ✔

Option A: Hibernation

Option B: Thanolasis

Option C: Aestivation

Option D: Ecdysiast

Correct Answer: Aestivation ✔

Option A: Antennae in insect

Option B: Mouth parts of insect

Option C: Eye of insect

Option D: Sense organs of insect

Correct Answer: Eye of insect ✔

Option A: 3 regions

Option B: 5 regions

Option C: 10 regions

Option D: 2 regions

Correct Answer: 3 regions ✔

Option A: Cutworms

Option B: Army worms

Option C: Locust

Option D: Aphid

Correct Answer: Locust ✔

Option A: Digestion

Option B: Respiration

Option C: Excretion

Option D: Secretion

Correct Answer: Respiration ✔

Option A: Productive insects

Option B: Parasites

Option C: Pests

Option D: Pollinators

Correct Answer: Pollinators ✔

Option A: Fruit fly

Option B: Leaf minor

Option C: Scale insects

Option D: Hoppers

Correct Answer: Fruit fly ✔

Option A: Malathion and thrips

Option B: Leaf minors

Option C: DDT & BHC

Option D: Naled

Correct Answer: DDT & BHC ✔

Option A: 2 pair of wings and 2 pair of legs

Option B: 3 pair of wings and 2 pair of legs

Option C: 2 pair of wings and 3 pair of legs

Option D: None of the above

Correct Answer: 2 pair of wings and 3 pair of legs ✔

Option A: Jassids and thrips

Option B: Wlutefly and jassids

Option C: Thrips and whitefly

Option D: All the above

Correct Answer: All the above ✔

Option A: Seeds

Option B: Agricultural machinery and implements

Option C: Winds, insects

Option D: All the above

Correct Answer: All the above ✔

Option A: Rice

Option B: Wheat

Option C: Sugarcane

Option D: Okra

Correct Answer: Sugarcane ✔

Option A: Rhizowhtnia solani

Option B: phytophilorea infesta

Option C: phytophithoua spri

Option D: phytophytora cupri

Correct Answer: phytophytora cupri ✔

Option A: Locomotion organ

Option B: Sensory organ

Option C: Sex organ

Option D: None of the above

Correct Answer: Sensory organ ✔

Option A: Foot rot

Option B: Brown spot Ratti disease

Option C: Rice blast

Option D: All the above

Correct Answer: All the above ✔

Option A: Tumip

Option B: Okra

Option C: Water melon

Option D: Cabbage

Correct Answer: Cabbage ✔

Option A: Head

Option B: Thorax

Option C: Abdomen

Option D: Neck

Correct Answer: Thorax ✔

Option A: Excretion

Option B: Digestion

Option C: Secretion

Option D: None of the above

Correct Answer: Excretion ✔

Option A: Pest are controlled culturally

Option B: Predators and parasites are used

Option C: Cultural and biological control techniques are used

Option D: Pesticides are used

Correct Answer: Cultural and biological control techniques are used ✔

Option A: Disease transmitter

Option B: Vector

Option C: Pest

Option D: Parasite

Correct Answer: Vector ✔

Option A: Organo-phosphate

Option B: Organo-chlorine

Option C: Pyrethroids

Option D: Carbamates

Correct Answer: Pyrethroids ✔

Option A: Organo-chlorine group

Option B: Pyrethroid group

Option C: Carbamate group

Option D: Organo-phosphate

Correct Answer: Organo-phosphate ✔

Option A: Fungi

Option B: Bacteria

Option C: Nematodes

Option D: Gassicls

Correct Answer: Bacteria ✔

Option A: Fungicides

Option B: Cultural practices

Option C: Cultural practices and growing resistant varieties

Option D: Can not be controlled

Correct Answer: Cultural practices ✔

Option A: High temperature

Option B: High humidity

Option C: Susceptible varieties

Option D: All the above

Correct Answer: All the above ✔

Option A: Roots

Option B: Floral parts

Option C: Foliage of plants

Option D: ()

Correct Answer: Foliage of plants ✔

Option A: Cutworm

Option B: Army worm

Option C: Locust

Option D: None of the above

Correct Answer: Locust ✔

Option A: Osmosis

Option B: Common salism

Option C: Symbiosis

Option D: None of the above

Correct Answer: Symbiosis ✔

Option A: Cutworms

Option B: Jassids

Option C: White fly

Option D: Thrips

Correct Answer: White fly ✔

Option A: Consumption of high carbohydrate foods

Option B: Low protein foods

Option C: Consumption of matter over longer periods

Option D: All the above

Correct Answer: Consumption of matter over longer periods ✔

Option A: Blights

Option B: Smuts

Option C: Powdery mildew

Option D: None of the above

Correct Answer: Powdery mildew ✔

Option A: Wheat

Option B: Maize

Option C: Sugarcane

Option D: Rice

Correct Answer: Sugarcane ✔

Option A: Organo-chlorine pesticides

Option B: Pyrethroids

Option C: Growing resistant varieties

Option D: None of the above

Correct Answer: Growing resistant varieties ✔

Option A: Detoxicant

Option B: Anti-poison

Option C: Antitode

Option D: Anti-pseudo

Correct Answer: Antitode ✔

Option A: Human beings

Option B: Rodents

Option C: Insects

Option D: Protozon

Correct Answer: Insects ✔

Option A: Grub

Option B: Cocoon

Option C: Maggot

Option D: Worm

Correct Answer: Maggot ✔

Option A: Head, abdomen and tail

Option B: Head, thorax and tail

Option C: Head, thorax and abdomen

Option D: None of the above

Correct Answer: Head, thorax and abdomen ✔

Option A: 11 segments

Option B: 12 segments

Option C: 20 segments

Option D: None

Correct Answer: 20 segments ✔

Option A: Vena Cava

Option B: Dorsal Vessel

Option C: Spiracles

Option D: None of the above

Correct Answer: Dorsal Vessel ✔

Option A: Silk

Option B: Typhoon

Option C: Cocoon

Option D: None of the above

Correct Answer: Cocoon ✔

Option A: Sucking type insects

Option B: Chewing type insects

Option C: Jumping type insects

Option D: None of the above

Correct Answer: Chewing type insects ✔

Option A: Jassids and thrips

Option B: Leaf minors

Option C: Fruit and stem borers

Option D: Whitefly

Correct Answer: Fruit and stem borers ✔

Option A: Chlorinated hydrocarbons

Option B: Pyrethroids

Option C: Organo-phosphatcs

Option D: Botanical pesticides

Correct Answer: Organo-phosphatcs ✔

Option A: Jassids and thrips

Option B: Wlutefly and jassids

Option C: Thrips and whitefly

Option D: All the above

Correct Answer: All the above ✔