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Home » GAT Subject » Aptitude Test - 110
Hassan
1.The process of producing several indentical copies of a gene sequence referred to as?
A. Gene sequencing
B. Gene cloning
C. Gene splicing
D. Gene sequencing
2.The concept of multi line varieties was developed by?
A. Falconer (1960)
B. Goulden (1939)
C. Jensen (1952)
D. Falconer (1960)
3.A heterogeneous population include?
A. Composites
B. Multi lines
C. Synthetic
D. Composites
4.Mass pedigree method was developed by?
A. Harrington (1973)
B. Falconer (1960)
C. Vilomorin (1980)
D. Harrington (1973)
5.The most effective method for the transfer of oligogenic characters?
A. Bulk
B. Backcross
C. Disruptive
D. Bulk
6.Genetic selection was proposed by?
A. Richy (1927)
B. Stadler (1944)
C. Hull (1945)
D. Richy (1927)
7.The term recurrent selection was coined by?
A. Hull (1945)
B. Hull (1950)
C. Hays (1919)
D. Hull (1945)
8.Plasmids are discovered by?
A. Watson & Crick
B. Iscki & Sakai
C. Beadle & Tatum
D. Watson & Crick
9.Concept of generation means analysis was developed by?
A. Hayman (1958)
B. Griffing (1965)
C. Jink (1950)
D. Hayman (1958)
10.Difference between mean phenotypic value of the progeny of selected plants and the parental population is known as?
A. Genetic gain
B. Genetic advance
C. Heritability
D. Genetic gain
11.Concept of path coefficient analysis was given by?
A. Mather (1949)
B. Wright (1921)
C. Fisher (1918)
D. Mather (1949)
12.Which of the following are cold blooded animals?
A. Human beings
B. Rodents
C. Insects
D. Human beings
13.The substance used to treat pesticide poisoning is called as?
A. Detoxicant
B. Anti-poison
C. Antitode
D. Detoxicant
14.The viral disease can be controlled by_?
A. Organo-chlorine pesticides
B. Pyrethroids
C. Growing resistant varieties
D. Organo-chlorine pesticides
15.Whip smut is disease of?
A. Wheat
B. Maize
C. Sugarcane
D. Wheat
16.The fungus belonging to order Erysiphales cause?
A. Blights
B. Smuts
C. Powdery mildew
D. Blights
17.Lathyrism is nervous disease caused by?
A. Consumption of high carbohydrate foods
B. Low protein foods
C. Consumption of matter over longer periods
D. Consumption of high carbohydrate foods
18.Bemesia tabbaci is the name of?
A. White fly
B. Cutworms
C. Jassids
D. White fly
19.Heliothus armigera is the name of?
A. American boll warm
B. Gram pod borer
C. Com cob borer
D. American boll warm
20.The beneficial relationship between two organisms living together is called?
A. Osmosis
B. Common salism
C. Symbiosis
D. Osmosis
21.The most devastating migratory pest is?
A. Cutworm
B. Army worm
C. Locust
D. Cutworm
22.The symptoms of powdery mildew appears on?
A. Roots
B. Floral parts
C. Foliage of plants
D. Roots
23.The factors which induces disease outbreak is?
A. High temperature
B. High humidity
C. Susceptible varieties
D. High temperature
24.Viral disease can be controlled by?
A. Fungicides
B. Cultural practices
C. Cultural practices and growing resistant varieties
D. Fungicides
25.Stalk root of onion is caused by?
A. Fungi
B. Bacteria
C. Nematodes
D. Fungi
26.Malathrion and Parathion insecticides belongs to?
A. Organo-chlorine group
B. Pyrethroid group
C. Carbamate group
D. Organo-chlorine group
27.The insecticides with least mammalian toxicity are?
A. Organo-phosphate
B. Organo-chlorine
C. Pyrethroids
D. Organo-phosphate
28.The insects which transfer disease from one plant to another is known as?
A. Disease transmitter
B. Vector
C. Pest
D. Disease transmitter
29.IPM is a pest control strategy in which?
A. Pest are controlled culturally
B. Predators and parasites are used
C. Cultural and biological control techniques are used
D. Pest are controlled culturally
30.Malpighian tubules are organs of?
A. Excretion
B. Digestion
C. Secretion
D. Excretion
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