crop scie

. Compiled @reviewersph.com For more visit us at https://reviewersph.com Question 1 : Which of the following is not a root crops? A. Sweet Potato B. Arrow Root C. Potato D. Cassava Question 2 : Which of the following is a variety of pili? A. Mestizo B. Amarillo C. Mayon D. None of the above Question 3 :RA 8435 is also known as the _______________________. A. Agricultural Modernization Act of 1998 B. Fisheries Modernization Act of 1986 C. Agricultural and Fisheries Modernization Act of 1998 D. Agricultural and Fisheries Modernization Act of 1986 Question 4 :Responsible for hardness and decay-resisting qualities of many woods. A. cutin B. chitin C. suberin D. lignin Question 5 :A method of harvesting in which only matured fruits or pods are harvested is called: A. tapping B. priming C. thinning D. pruning Question 6 :Rice armyworm is scientifically known as: A. Scirpophaga innotata B. Scirpophaga incertulas.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com C. Spodoptera litura D. Mythimna separata Question 7 :A national agency mainly involved in producing newly bred rice varieties. A. IRRI B. Philrice C. IPB D. NSIC Question 8 :The photoreceptor involved in photoperiodism: A. chlorophyll B. flavins C. phytochrome D. carotenoids Question 9 :An RQ value equal to one (RQ=1) means: A. Fats are being respired B. Anaerobic respiration is taking place C. Aerobic respiration is involved D. glucose is being respired Question 10 :A cereal crop developed in CYMMIT and is hybrid between wheat and rye. A. Rice B. Barley C. Wheat D. Triticale Question 11 :One of the principles of AFMA among others is ______________________. A. Peace and order B. Exploitation of natural resources C. Industrialization D. Poverty alleviation and social security Question 12 :It is the exudation of liquid water from plants..

. Compiled @reviewersph.com For more visit us at https://reviewersph.com A. transpiration B. evapotranspiration C. diffusion D. guttation Question 13 :Who was the first minister of Agriculture when all cabinet departments were changed to ministries during martial law and established the 12 regional officers each headed by a regional director. A. Arturo P. Tanco B. Juan F. Rodriguez C. Benjamin M Gozon D. Cesar Fortich Question 14 :The botanical classification of agricultural crops is the grouping according to morphological similarities and it was founded by this scientist. A. Pastuer B. Leuwenhooke C. Linnaues D. Hooke Question 15 :Transmit tungro disease to rice plant. A. Leptocorisa oratorius B. Scirpophaga incertulas C. Nephotettix virescens D. Nilaparvata lugens Question 16 :It is locally known as “kapeng tagalong” : A. robusta B. excelsa C. liberica D. None of the above Question 17 :The response of a plant by growing towards the direction of light is called;.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com A. phototropism B. geotropism C. epinasty D. thigmotropism Question 18 :Benefits that a member-country can receive through the GATT: A. fair treatment in international trade for smaller countries B. improved planning and implementation of investment and trade activities due to stable and transparent trading rules C. greater opportunities for increasing exports and export earnings D. all of the above Question 19 :Products of photosynthesis from mature leaves are translocated to the growing areas through: A. phloem loading B. pressure potential C. phloem translocation D. pressure flow Question 20 :Crops which have the following characteristics can be planted through direct seeding. A. Seedlings cannot tolerate root disturbance B. Seedlings develop multiple tap roots C. Seed are expensive D. Seeds are difficult to germinate Question 21 :The tags used for breeder seeds are colored: A. blue B. yellow C. green D. white Question 22 :Domestication of plants led to:.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com A. Narrower genetic variation and wider ecological adaptation. B. change in plant type and limited ecological adaptation. C. The disappearance of the natural or wild plants. D. Increased genetic variation and limited ecological adaptation. Question 23 :It is also known as eggplant; A. tomato B. guinea squash C. muskmelon D. none of the above Question 24 :Pollen grains are found in the: A. ovary B. pistil C. anther D. stigma Question 25 :Native or inherent soil nutrients are derived from: A. applied fertilizers B. decomposition of OM in the soil C. weathering of minerals in the soil D. physical disintegration of minerals Question 26 :This macro element is a component of protein and chlorophyll and is most limiting element in crop production except for legumes. A. Calcium B. Potassium C. Nitrogen D. Phosphorus Question 27 :The ability of the soil to replenish the amount of nutrients in the soil solution A. Availability B. Intensity factor.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com C. Capacity factor D. Buffering capacity Question 28 :An entomopathogen used against RBB and GLH, known as white muscardine fungus: A. Pyricularia grisea B. Beauveria bassiana C. Metarrhizium anisopliae D. Trichoderma harzianum Question 29 :At present the three major crops of the Philippines in terms of land area cultivated: A. abaca, rice and coconut B. rice corn and coconut C. banana, sugarcane and coffee D. corn, abaca and banana Question 30 :The most effective wavelength for photoperiodism is: A. gamma rays B. far red and red C. ultraviolet D. red and blue Question 31 :Which is not a solution to waterlogged condition? A. providing crops with trellis B. construction of drainage canals C. planting crops well adapted to saturated condition D. planting crops in raised beds Question 32 : Leguminoceae is same as __________. A. Fabaceae B. Convulvolaceae C. Monocotyledonae D. Pedaliaceae.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com Question 33 :As a science, crop production is very much related to ______________. A. Botany, soil science, breeding and genetics B. Botany and zoology C. Soil Science and Soil Mechanics D. None of the above Question 34 :Plant hormone that is most abundant in the growing points: A. auxin B. gibberelin C. ethylene D. cytokinin Question 35 :Cell turgidity in plants is maintained through: A. plasmolysis B. transpiration C. respiration D. translocation Question 36 :Distinct submicroscopic particles which control the characteristic growth and chemical processes of an organism. A. chromosomes B. genes C. nucleus D. cells Question 37 :The treatment that removes portion of the seedcoat making it permeable to water: A. stratification B. separation C. scarification D. vernalization.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com Question 38 :Eggplant shoot/fruit borer (FSB) is considered to be the most destructive pest of eggplant damaging leaves, shoots and fruits. It is also known as; A. Xylosandrus compactus B. Leucinodes orbonalis C. Tetranychus sp. D. Helicoverpa armigera Question 39 :Seed sewing can be done in different ways. One way is planting the seed by distributing them individually in the row. This method is called _________________. A. Ridge Planting B. Hill Planting C. List Planting D. Drill Planting Question 40 :The Philippines is an agricultural country with a land area of 30M hectares. The total area devoted to agriculture is: A. 35% (10.5M) B. 40% (12M) C. 50% (15M) D. 47% (14.1M) Question 41 :An industrial crop yielding as high as 10 tons/ha annually without given much attention. A. coconut B. cacao C. coffee D. banana Question 42 :The ground earwigs being mass-produced in the laboratory used to control corn borer: A. Euborellia annulata B. Chelisoches morio C. Haeckeliana sp D. Proreus simulans.

. Compiled @reviewersph.com For more visit us at https://reviewersph.com Question 43 :Golden rice is rich in: A. Vit. A B. Vit. B C. Vit. C D. Vit. D Question 44 :Theobromine substance can be found in: A. soybean B. horse radish seeds C. cacao seeds D. sorghum Question 45 :Who was the Secretary of Agriculture when the Bureau of Agricultural Extension was established in 1953 together with the 4-H club and rural improvement club? A. Fernando Lopez B. Salvador Araneta C. Placido Mapa D. Rafael Alunan Sr. Question 46 :Short or low supporting several stemmed woody plants. A. tree B. herb C. shrub D. vine Question 47 :Which is not a disease caused by virus? A. crown or root rot of mango B. tomato mosaic C. tungro D. bunchy top Question 48 :Most of our economically important crops are:.

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