1001. PASSCO stands for_______________?
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A. Pakistan Agriculture Service Supplies Corporation

B. non of these

C. Pakistan Agriculture Seed Supplies Corporation

D. Pakistan Agriculture Sugar Supplies Corporation

1002. The leguminous plants are important in agriculture because_________________?
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A. They are disease resistant

B. Six crops are harvested in a year

C. They need very little water to grow

D. Help in nitrogen economy of nature
1003. The ratio of actual cultivated area to a total farm area over the year is called __________________?
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A. Cost benefit ratio

B. Cropping pattern

C. Cropping intensity

D. Cropping system

1004. Causal organism of root rot of cotton is_____________________?
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A. Rhizoeionia solani

B. Rhizoctonia bataticola

C. Both of them
1005. Plants grown in dry region are_________________?
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A. Mesophytes

B. Thermophyts

C. Xerophytes

D. Halophytes

1006. The systematic arrangement of soil in to groups or categories is called_________________?
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A. Perennials

B. Annuals

C. Classification

D. Ranking

1007. In B.T cotton B.T. stands for__________________?
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A. Bemisia trachyplerus

B. Bemisia tabaci

C. Bacillus thuringensis
1008. The vegetation found on high altitude mountain is__________________?
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A. None of the above

B. Alpine vegetation

C. Tundra vegetation

D. Conferous vegetation

1009. The significance of difference among several means is tested with the level of_________________?
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A. X-test

B. F-test

C. Z-test

D. t-test

1010. Better crop establishment especially for direct seeded rice can be obtained by using________________?
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A. High density grain

B. Low density grain

C. Both a & b

D. None of the above

1011. Delta of water for cotton crop is________________?
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A. 18 acre inches

B. non of these

C. 25 acre inches

D. 30 acre inches

1012. The ratio of treatment variance to error variance is known as_________________?
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A. Critical difference

B. I-value

C. Correlation

D. F-value
1013. The soil are contains__________________?
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A. Less oxygen as compared 10 atmosphere

B. More carbon dioxide as compared to atmosphere

C. Both a & b

D. None of the above

1014. Ratio of economic yield to biological yield expressed in percentage is called_______________?
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A. Seed index

B. Dry matter

C. Total yield

D. Harvest index
1015. Use of linear measurements of plumule growth as a vigour test was first suggested by_______________?
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A. Germ (1949)

B. Baskin (1972)

C. Woodstock (1976)

D. Maguire (1962)

1016. Zinc deficiency is generally observed in_________________?
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A. Race

B. Vegetables

C. Cotton

D. Wheat

1017. Cotton plant has mode of germination_________________?
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A. Determinate type of growth

B. Semi-determinate

C. Indeterminate type of growth

D. Buslry growth habit

1018. A warm summer and pronounced winter is called________________?
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A. None of the above

B. Tropical

C. Temperature

D. Arid

1019. In wheat total crop N uptake per ton of grain is about__________________?
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A. 15-20 Kg

B. 20-30 Kg

C. 70-80 Kg

D. 50-60 Kg

1020. Which one of the following is C4 plain_________________?
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A. Make

B. All the above

C. Sorghum

D. Sugarcane

1021. Air contains___________________?
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A. None of the above

B. 50% nitrogen

C. 78% nitrogen

D. 70% nitrogen

1022. The critical stages in cotton is______________?
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A. Flowering

B. All the above

C. Budding

D. Boll .formation

1023. The oxygen concentration in the air is________________?
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A. 30%

B. 21%

C. 45%

D. 16%

1024. The potential means of enhancing productivity is_________________?
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A. Seed density

B. Quantity of seeds

C. All the above

D. Quality of seeds
1025. Abnormal seeding growth in rice may be due to_________________?
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A. Lack of integrity in seed cells

B. Endogenous inhibitors

C. Al the above

D. Intrinsic Mechanism

1026. The root of cotton plant goes up to depth of_________________?
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A. 2-3 ft

B. 4-6 ft

C. non of these

D. 8-10 ft

1027. Artificial vegetative reproduction is done by_________________?
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A. All the above

B. Grafting

C. Layering

D. Budding

1028. Root nodules in plants help in___________________?
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A. Nitrogen fixation

B. Respiration

C. aeration

D. Photosynthesis

1029. A crop grown on residual moisture after harvesting rice is called__________________?
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A. Sure crop

B. Barani crop

C. Dubari crop

D. Ratoon crop
1030. A treeless arctic plan is called as__________________?
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A. None of the above

B. Tundra

C. Glaciers

D. Barren land

1031. Plants adopted to arid regions are___________________?
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A. Hydrophytes

B. Aridic plants

C. Xerophytes

D. Mesophytes

1032. Highly decomposed stage of organic matter is called_______________?
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A. Humus

B. All the above

C. Organic acid

D. Cellulose

1033. International institute for Tropical Agriculture is located at________________?
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A. Syria

B. Nigeria

C. Mexico

D. Columbia

1034. Germplasm gene banks for different crop plants in world are about_____________________?
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A. 1200

B. 1080

C. 1100

D. 980
1035. Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by________________?
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A. Ageing test

B. Tz test

C. Grow put test

D. Test of genetic purity of seeds

1036. The amount of water required to rise a crop to matunty with in a given period of time is called________________?
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A. Water frequency

B. Water balance

C. Water depletion

D. Crop Water requirement
1037. The plants which, grow neither in dry nor in wet condition are_______________________?
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A. Amphibiophytes

B. Xerophytes

C. Hydrophytes

D. Mesophytes
1038. The Indus basin irrigation system has__________________?
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A. 41 Barrages

B. 11 Barrages

C. 25 Barrages

D. 19 Barrages
1039. The cotton plant sheds more fruits mainly due to_________________?
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A. More number of irrigations

B. Higher temperature

C. Higher dose of fertilizer

D. Insects and pest

1040. Tillage is field operation which help in cutting, loosening and inverting the soil for_________________?
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A. Irrigation

B. Transplantation

C. Fertilization

D. Seed bed preparation

1041. Organisms which are genetically modified are called_________________?
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A. Mutagens

B. Transgenic organisms

C. Hybrid

D. Strange organisms

1042. The role of boron and zinc has been recognized in crop_________________?
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A. Mustard

B. Rice

C. None of these

D. Sugarcane

1043. High density grains are found mostly at___________________?
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A. All the above

B. Middle of panicle

C. Bottom of panicle

D. Top of panicle
1044. System of mating were given by_________________?
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A. Bruce and Keebel (1908)

B. Sewell Wright (1921)

C. Mather (1953)

D. Shall and East (1920)

1045. The practice of producing two successive crops of same species from same piece of land in one year is called_________________?
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A. Monocropping

B. Cropping pattern

C. Doubling cropping

D. Intercropping

1046. Progeny of nucleus seed is called__________________?
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A. Certified seed

B. Registered seed

C. Foundation seed

D. Breeder seed
1047. Use of tetrazolium staining for assessment of seed quality was suggested by________________?
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A. Woodstock (1973)

B. Maguire (1962)

C. Moore (1973)

D. Germ (1950)

1048. The concept of disruptive was given by____________________?
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A. Mather

B. None of the above

C. Morgan

D. Shull and East

1049. Melilotus alba is objectional weed of__________________________?
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A. Wee

B. Methi

C. Cucurbits

D. Okra

1050. A method of control of pests in which natural predators and parasites are used without causing serious adverse environmental side effects is called_________________?
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A. IPM

B. Chemical control

C. Allelopathy

D. Insect control