Agricultural Entomology For All Agricultural Exams
Agricultural Entomology
| Questions | Answers | |
| 1 | Pebrine is the transovarian disease of? | mulberry silkworm |
| 2 | “Tree top disease” symptoms noticed in lepidopteran larvae when they are infected with? | NPV (Nuclear Polyhedrosis Virus) |
| 3 | The process of oocyte leaving the ovariole is called? | Ovulation. |
| 4 | The granular insecticide having long residual effect is? | Phorate 10G (Thimet) |
| 5 | Glycogen is? | Polysacchride. |
| 6 | Pebrine disease of silk worm is caused by? | Protozoa (Nosema bombyscis) |
| 7 | In strepsiptera Fore wings are? | reduced |
| 8 | First successful biological control of an insect was achieved by using? | Rodolia cardinalis. |
| 9 | Cockroaches have type of antennae called? | Setaceous type |
| 10 | Tracer is the trade name of? | Spinosad |
| 11 | Navigation in honey bees is facilitated through:? | Sun compass, Polarized light and Landmarks |
| 12 | The fruit flies belong to the family? | Tephritidae. |
| 13 | Median caudal filament is present in? | thysanura. |
| 14 | The scientific name of yellow stem borer of rice is? | Tryporyza incertulas (Scirpophaga incertulus) |
| 15 | International Institute of Biological Control located in? | West Indies (1927) |
Agricultural Entomology
| Questions | Answers | |
| 16 | Elephantiasis is caused by? | Wuchereria bancrofti |
| 17 | The thorax of insect is having……. Segments? | 3 |
| 18 | The mid gut of insects is ………. in origin? | Endo-dermal |
| 19 | For effective suppression of thrips on sunflower, Imidacloprid (Confidor) can be recommended at? | 0.3 ml/litre |
| 20 | Crochets are found on? | Abdominal legs |
| 21 | NPV is used against? | American bollworm (Helicoverpa Armigera) |
| 22 | The nematode associated with white tip disease in rice is? | Aphelenchoides besseyi (Seed borne Nematode) |
| 23 | Hairy caterpillars (Amsacta moorei) belong to the family? | Arctiidae. |
| 24 | Name the pest which is managed by probe method is? | Bark eating caterpillar (Indarbela quadrinotata) |
| 25 | The colour of eggs of Spotted bollworm (Erias vittella) is? | Bluish green |
| 26 | Highly shade tolerant fruit crop is? | Carambola |
| 27 | The major nitrogenous polysaccharide present in insect cuticle is? | Chitin |
| 28 | The insects are poikilothermic i.e. they have no precise mechanism for regulating the body temperature so also called? | Cold blooded organisms. |
| 29 | The most serious sucking pest of cotton is? | Cotton leaf hopper (Amrasca biguttula) |
| 30 | Flower bud maggot or gall midge of cotton? | Dasineura gossypii |
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National pest is desert locust