List of top Entomology Questions

A double stranded DNA has 30% Thymine. The percentage of cytosine is

In photosynthesis, OEC stands for

Given below are two statements: Statement (I): Shellac is a resin secreted by the female Laccifer lacca on trees in the forests. Statement (II): Shellac is made up of gum Arabic and other natural waxes. In light of the above statements, choose the most appropriate answer from the options given below.

Match List I with List II. List I:
(A) Rodolia cardinalis
(B) Cryptolaemus montrouzieri
(C) Telenomus remus
(D) Zygogramma bicolorata. List II: (I) Maconellicoccus hirsutus (II) Spodoptera frugiperda (III) Icerya purchasi (IV) Parthenium hysterophorus. Choose the correct answer from the options given below.

Match List I with List II. List I:
(A) Biological control of insect pests and weeds
(B) Silent Spring
(C) Theory and practice of biological control
(D) Biological Pest Suppression. List II: (I) 1962 (II) 1977 (III) 1994 (IV) 1964. Choose the correct answer from the options given below.

Common food plants of Laccifer lacca are
(A) Palas, Ber, Babul and Pigeon pea
(B) Kusum, Palas, Ber and Babul
(C) Khair, Gooseberry and Mulberry
(D) Citrus, Avocado, Neem and Guava. Choose the correct answer from the options given below.

What is Grainage?

Given below are two statements: Statement (I): For commercial purpose, Morus spp. plants are propagated only through seeds. Statement (II): Normally, mulberry plant is propagated through cuttings/grafting/layering. In light of the above statements, choose the most appropriate answer from the options given below.

Chawki silkworm rearing under nylon nets is performed for

Kharika made up of paddy straw used for egg laying of muga silk worm is practiced in
(A) Assam, Meghalaya, Nagaland and Arunachal Pradesh
(B) Assam, Meghalaya, Odisha, Chhattisgarh and Nagaland
(C) Assam, Mizoram, Manipur, Sikkim and West Bengal
(D) Assam, Meghalaya, Nagaland, Jharkhand and Bihar. Choose the correct answer from the options given below.

Green Muscardine in silkworm is caused by?

For the management of Meloidogyne enterolobii in Guava, which of the following is most effective?
(A) Chemical pesticides
(B) Biological control agents
(C) Improvement of soil organic carbon
(D) Use of clean planting material in nematode-free soil. Choose the correct answer from the options given below:

In terms of foraging strategies, Steinernema glaseri is

Given below are two statements: Statement (I): Bio-fumigation for the management of plant-parasitic nematodes is done by using brassicaceous plants. Statement (II): Bio-fumigation for the management of plant-parasitic nematodes is done by using graminaceous plants. In light of the above statements, choose the most appropriate answer from the options given below.

Given below are two statements: Statement (I): Mulberry silk worm is a monophagous insect that feeds only on Morus spp. Statement (II): Eri silk worm is another insect that feeds only on Ricinus communis. In light of the above statements, choose the most appropriate answer from the options given below.

Which of the following nematode is on the international quarantine list in India?

In India, as per the label claim, the nematicide Velum Prime is recommended for the management of
(A) Meloidogyne incognita in tomato
(B) Meloidogyne incognita in protected cultivation
(C) Root-knot and cyst nematodes in protected and field crops
(D) Meloidogyne incognita in tomato and cucumber. Choose the correct answer from the options given below:

Which is the most recent lineage in the evolution of Phylum Nematoda as per the SSU rDNA based classification system proposed by De Ley and Blaxter in 2002?

Given below are two statements: Statement (I): All phylogenetic marker genes used for nematode molecular taxonomy are housekeeping genes. Statement (II): All housekeeping genes can be used as phylogenetic markers for nematode molecular taxonomy. In light of the above statements, choose the most appropriate answer from the options given below.

Match List-I with List-II. List-I:
(A) Tylenchorhynchus
(B) Pratylenchus
(C) Hoplolaimus
(D) Zygotylenchus. List-II: (I) No marked sexual dimorphism in the anterior region, tails dissimilar between sexes; phasmids near the middle of tail, one functional ovary, vulva in posterior region at 70–80%, postvulval uterine sac present. (II) Generally large bodied, labial framework and stylet massive, stylet knobs anchor or tulip-shaped, phasmids enlarged to scutella, females diovarial, outstretched. (III) Body medium-sized, cephalic framework slight to heavily sclerotized, females diovarial, amphidelphic, ovaries outstretched, vulva about 50%, tail round. (IV) Body length under 1 mm, no sexual dimorphism of anterior body, lip region truncate, flattened anteriorly, esophago-intestinal valve not well developed, phasmids about mid-tail, female genital tract with two branches equally developed - didelphic, amphidelphic, tail tip cylindrical, rounded. Choose the correct answer from the options given below:

The Xenorhabdus symbiont bacterial cells associated with the entomopathogenic nematode Steinernema USA are found in/on the

Which of the following are De Man’s ratios used for nematode taxonomy?
(A). P
(B). c'
(C). K'
(D). A Choose the correct answer from the options given below:

Diameter of nucleocapsids in Baculoviruses is
(A) 30-60nm
(B) 0-25nm
(C) 65-90nm
(D) 90-120nm

Match List I with List II