GAT Subject :: All Aptitude Test ::

Hassan
1.Germplasm collected within the country is known as?
A. Active collection
B. Working collection
C. Indigenous collection
D. Active collection

2.A place or area where maximum variability of crop plants is observed?
A. Genetic diversity
B. Micro centers
C. Gene sanctuaries
D. Genetic diversity

3.System of mating were given by?
A. Sewell Wright (1921)
B. Mather (1953)
C. Bruce and Keebel (1908)
D. Sewell Wright (1921)

4.Allogamy leads to?
A. Homozy gosity
B. Heterozy gosity
C. Segregation
D. Homozy gosity

5.The term mitosis was coined by?
A. Flemming (1882)
B. De Vries and correns (1908)
C. Bruce and Keeble (1908)
D. Flemming (1882)

6.Artificial vegetative reproduction is done by?
A. Grafting
B. Grafting
C. Grafting
D. Grafting

7.When pollination and fertilization occur in unopened flower bud it is known as
A. Hamogamy
B. Cleistogamy
C. Cleistogamy
D. Hamogamy

8.Allogamy is promoted by?
A. Male sterility
B. Dichiny
C. Dichiny
D. Male sterility

9.Mating between distantly related individuals is known as?
A. Inbreeding
B. Out breeding
C. Amphimixis
D. Inbreeding

10.The term self incompatibility was coined by?
A. Koelreuter (1763)
B. Gerstel (1950)
C. East (1940)
D. Koelreuter (1763)

11.Self incompatibility in which the genes express in the style is known as?
A. Styler SL
B. Ovarian SL
C. Polyallelic SL
D. Styler SL

12.Self incompatibility which is controlled by two genes is found in?
A. Gramineae
B. Solanaceae
C. Cruciferae
D. Gramineae

13.Plants having monoecious flowers are found in?
A. Maize
B. Caster
C. Colocasia
D. Maize

14.Anthesis starts in Allium cepa at?
A. 7.00 am
B. 10.00 am
C. 3.00 pm
D. 7.00 am

15.Amphimixis refers to?
A. Asexual reproduction
B. Sexual reproduction
C. Apomixes
D. Asexual reproduction

16.Cytoplasmic sterility is govemed by?
A. Nuclear genes
B. Plasma genes
C. Monoalleleic genes
D. Nuclear genes

17.Herkogamy is found in?
A. Barley
B. Berseen
C. Lucrene
D. Barley

18.Somatic hybrid “Pomato” was produced by fusion between potato and tomato by?
A. Glebe and Hoffmann (1979)
B. Melchers et al (1978)
C. Sam Norum (1976)
D. Glebe and Hoffmann (1979)

19.RELP’s, RAPD are helpful in?
A. Gene sequencing
B. Gene mapping
C. Identify new genes
D. Gene sequencing

20.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

21.The concept of multi line varieties was developed by?
A. Falconer (1960)
B. Goulden (1939)
C. Jensen (1952)
D. Falconer (1960)

22.A heterogeneous population include?
A. Composites
B. Multi lines
C. Synthetic
D. Composites

23.Mass pedigree method was developed by?
A. Harrington (1973)
B. Falconer (1960)
C. Vilomorin (1980)
D. Harrington (1973)

24.The most effective method for the transfer of oligogenic characters?
A. Bulk
B. Backcross
C. Disruptive
D. Bulk

25.Genetic selection was proposed by?
A. Richy (1927)
B. Stadler (1944)
C. Hull (1945)
D. Richy (1927)

26.The term recurrent selection was coined by?
A. Hull (1945)
B. Hull (1950)
C. Hays (1919)
D. Hull (1945)

27.Plasmids are discovered by?
A. Watson & Crick
B. Iscki & Sakai
C. Beadle & Tatum
D. Watson & Crick

28.Concept of generation means analysis was developed by?
A. Hayman (1958)
B. Griffing (1965)
C. Jink (1950)
D. Hayman (1958)

29.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

30.Concept of path coefficient analysis was given by?
A. Mather (1949)
B. Wright (1921)
C. Fisher (1918)
D. Mather (1949)


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