Citrus tristeza virus is transmitted through –
a) Aphid
b) Thrips
c) Nematode
d) Plant hopper

1 Answer

Answer :

d) Plant hopper

Related questions

Description : Which of the following is vector for sterility mosaic of Red gram a. Aphid b. Erophyid mite c. White fly d. Thrips

Last Answer : b. Erophyid mite

Description : Which of the following is monophagous pest ? a. Mango hopper b. Banana rootstock weevil c. Papaya aphid d. None of these

Last Answer : b. Banana rootstock weevil

Description : Plant Parasitic Nematode Feed on the of the Plant? A. Leaves B. Stem C. Fruits D. Roots

Last Answer : D. Roots

Description : Which one of the following is the name of the nematode, which lives as internal parasite of buds and foliage of Chrysanthemum and strawberry and causes distortions and crinkling of foliage, and ... (B) Pratilenchus thornei (C) Meloidogyne incognita (D) Aphelenchoides ritzemabosi (E) None of these

Last Answer : (C) Meloidogyne incognita

Description : _____is the nematode that causes the blackhead disease in banana crop? A. Pratylenchus coffee B. Heterodera oryzicola C. Radopholus similis D. Helicotylenchus multicinctus

Last Answer : C. Radopholus similis

Description : In citrus plant, die back diseases is the result of deficiency of (a) N (b) P (c) Boron (d) Copper

Last Answer : (d) Copper

Description : Kinnow is the hybrid variety of— (A) Citrus (B) Orange (C) Mandarin (D) Lemon

Last Answer : (C) Mandarin

Description : Seeds are sown immediately after extraction in which fruit A) Citrus B) Ber C) Mango D) Jamun

Last Answer : A) Citrus

Description : Which crop is called micronutrient loving crop A) Mango B) Citrus C) Banana D) Apple

Last Answer : C) Banana

Description : Marmalade is prepared from? a) ripe guava fruits b) ripe ber fruits c) citrus fruits d) unripe mango fruits

Last Answer : c) citrus fruits

Description : Yellow leaf of citrus is due to def of ? a Mo b Zn c Mn d N

Last Answer : a Mo

Description : Plant quarantine method is useful only when a. The pathogen is seed transmitted b. The pathogen is wind transmitted c. The pathogen is soil inhabitants d. The pathogen is vector tramissible

Last Answer : a. The pathogen is seed transmitted

Description : What can I use to kill thrips on Gardenia

Last Answer : sevin liquid...in a 5 gallon bucket outside..........read the label.........this must be done outdoors as it is going to flow over. fill up a sprayer bottle for later use.... 3 ft stem might need ... the bubbling stops and take it out and let it drip............this is one of my favorite plants.

Description : The scientific name of Chilly thrips

Last Answer : Ans. Thrips tabaci

Description : In Onion purple blotch on leaves is due to — pest a. Mealy bug b. Thrips c. Mites d. Cut worm

Last Answer : b. Thrips

Description : Most serious pest of Wheat is — a. Termite b. Thrips c. Cut worms d. Leaf hoppers

Last Answer : a. Termite

Description : The plant virus was first isolated in crystalline form(a) TMV (b) Baceriophages (c) Cyanophages (d) HIV Q.267The

Last Answer : (a) TMV

Description : How do I help my plants recover from an aphid infestation?

Last Answer : Oh man…..I don’t think you want to traumatize them further by digging them up…but I don’t know. They may just have to recover by themselves….good luck.

Description : What should it be made of?

Last Answer : Do not produce, buy the appropriate spray. At least I know what I spray, how much I spray and in the case of fruits and vegetables, when I can eat it. Of course, there are "ecologists" who make tobacco extracts and calmly poison the whole family. But ecologically and without chemistry.

Description : Is a peach potatoe aphid a herbivore?

Last Answer : Feel Free to Answer

Description : The scientific name of Potato aphid

Last Answer : Ans. Aphis gossypii

Description : The scientific name of Mustard aphid

Last Answer : Ans. Lipaphis erysimi

Description : The scientific name of Groundnut aphid

Last Answer : Ans. Aphis craccivora

Description : Which of the following statements regarding the transmission of infectious agents through blood transfusions is/are true? A. The transmission rates for human immunodeficiency virus (HIV) ... patients (such as patients undergoing transplantation) should receive specially screened blood products.

Last Answer : Answer: ABCD DISCUSSION: The incidence of both HIV and hepatitis transmitted via blood transfusions has been steadily decreasing since the 1980s. This is related to improved ... , severely compromised patients such as those undergoing transplantation should receive CMV-negative blood products

Description : According to WHO, the bird flue virus cannot be transmitted through food cooked beyond - (1) 60 degrees celsius (2) 70 degrees celsius (3) 90 degrees celsius (4) 100 degrees celsius

Last Answer : (2) 70 degrees celsius Explanation: Outbreaks by the highly pathogenic H5N 1 avian influenza (bird flu) virus in poultry have raised, concerns about the source of infection and the risk to humans from ... parts of the poultry are fully cooked (no pink parts) and that eggs, too, are properly cooked

Description : According to WHO, the bird flue virus cannot be transmitted through food cooked beyond (1) 60 degrees celsius (2) 70 degrees celsius (3) 90 degrees celsius (4) 100 degrees celsius

Last Answer : 70 degrees celsius

Description : A few years ago, the brown plant hopper (Nilaparvata lunges) threatened the cultivation of

Last Answer : A few years ago, the brown plant hopper (Nilaparvata lunges) threatened the cultivation of A. Wheat B. Rice C. Miaze D. Millets

Description : The scientific name of Brown Plant hopper (BPH)

Last Answer : Ans. Nilaparvata lugens

Description : The scientific name of White-backed Plant-hopper (WBPH)

Last Answer : Ans. Sogatella furcifera

Last Answer : The " tobacco plant" virus causes mosaic disease.

Description : Vermicompost is prepared with the help of following...... (A) Bacteria (B) Earthworms (C) Ants (D) Virus (E) Fungus

Last Answer : (B) Earthworms

Description : What is VAM ? (A) Virus (B) Bacteria (C) Algae (D) Fung

Last Answer : (D) Fungi

Description : Which Papaya species is resistant to distortion ring-spot virus? c) Carica papaya b) Carica pentagona c) Carica cauliflora d) Carica microcarpa

Last Answer : c) Carica cauliflora

Description : The little leaf of brinjal is caused by a. Fungus b. Bacteria c. Virus d. MLO’s

Last Answer : d. MLO’s

Description : Bacteriophage virus is the a. Algal virus b. Fungal Virus c. Bacterial virus d. Protozoal virus

Last Answer : c. Bacterial virus

Description : Mycology is a study of (a) Bacteria (b) Virus (c) Fungi(d) Parasites

Last Answer : (c) Fungi

Description : Which among the following contain only one type of nucleic acid? (a) Bacteria (b) Virus (c) Dead virus (d) Al

Last Answer : (b) Virus

Description : How to do it?

Last Answer : Land Africans everywhere, or use chemistry

Description : Which potato species is nematode resistant?

Last Answer : Which potato species is nematode resistant? A. Solanum spegazzini B. S. demissum C. S. acaule D. S. stoloniferum

Description : A toxic chemical against nematode is secreted by

Last Answer : A toxic chemical against nematode is secreted by A. Tagetes B. Black walnut C. Penicillum D. Gravillea robusta

Description : Nematode and Bacterial wilt resistant variety of tomato

Last Answer : Ans. Arka vardan

Description : Nematode identity card. How are nematodes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: ascaris, hookworms, filaria, pinworms. Basic morphology: cylindric (round) body, not segmented. Type of symmetry: bilateral. Germ layers and coelom: ... ganglial chord, primitive cephalization. Types of reproduction: sexual. Phylum Annelida - Q&A Review

Description : What is the type of reproduction that occurs in roundworms? What typical feature do nematode sperm cells have?

Last Answer : Nematodes reproduce sexually. The nematode sperm cell does not have cilia nor flagella and they move by amoeboid movement forming pseudopods.

Description : Dioctophyma renale large nematode also known as the giant____________ B A. Kidney fluke B. Kidney worm C. Liver fluke D. Liver worm

Last Answer : Kidney worm

Description : Hookworms are A A. Nematode B. Cestode C. Trematode D. Tapeworm

Last Answer : Nematode

Description : Cutaneous larva migrans (CLM) occurs due to subcutaneous migration of the ________larvae A A. Nematode B. Cestode C. Trematode D. Protozoan

Last Answer : Nematod

Description : Angiostrongylus cantonensis_______ zoonotic nematode parasite of significant public health importance A A. Food borne B. Air borne C. Water borne D. All of these

Last Answer : Food borne

Description : Sparganosis is caused by B A. Nematode B. Cestode C. Trematode D. Fungi

Last Answer : Cestode

Description : The name helminth is derived from the Greek words helmins or helminthos which means D A. Fluke B. Nematode C. Cestode D. Worm

Last Answer : Worm

Description : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells) (a) both sense and anti-sense RNA (b) a particular hormone (c) an antifeedant (d) a toxic protein.

Last Answer : a) both sense and anti-sense RNA