Agricultural Science 2015 JAMB Past Questions

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Which of the following groups of rocks is formed as a result of volcanic eruption?

A. Limestone, basalt and shale
B. Basalt, granite and pumice
C. Sandstone, granite and quartzite
D. Marble, gneiss and shale.

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Poaching is prohibited in game reserves to

A. reduce wildlife population
B. conserve wildlife
C. starve hunters
D. protect hunters from wild animals.

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If T represents the gene for tallness while t represents dwarfness

The genotypic ratio of the second filial generation will be

A. 3 : 1
B. 1 : 2 : 1
C. 2 : 2
D. 4 : 0

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The forest management system which involves the planting of both food crops and forest trees on the same piece of land at the same time is known as

A. Selective exploitation
B. Taungya
C. Slips
D. cuttings

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If T represents the gene for tallness while t represents dwarfness

When a tall (TT) crop is crossed with a dwarf (tt) crop, the resultant crops will be

A. 100% dwarf
B. 100% tall
C. 50% tall and 50% dwarf
D. 75% tall and 25% dwarf.

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Agricultural Science 2015 JAMB Past Questions

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