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Crop science pre test, Exams of Agronomy

Pre test exam in crop science 2021

Typology: Exams

2017/2018

Uploaded on 12/07/2021

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Crop science
Crop science-pre test
00. Davao and Bukidnon become the preferred sites for planting export crops
such as banana. The reason for this is/are
a. the areas are typhoon-free c. estate farms are available
b. port facilities are accessible d. all of these
1. Which of the following crops will you plant if you have low labor supply
and low capital input?
a. root crops b. vegetable crops c. non-food crops d.
grains crops
2. A farmer has enough labor and capital but with a very limited land. What
crop will you recommend him to raise?
a. root crops b. vegetable crops c. non-food crops d.
grains crops
3. A farmer inherited from his parents an arable land that is near an
irrigation system. He plans to convert that into a ricefield. What method
of rice culture will he adapt?
a. direct seeding b. transplanting c. dry land seeding d. a and b
4. The practice of working the soil for the purpose of bringing about more
favorable conditions for plant growth.
a. tillage b. pricking c. furrowingd. rotavating
5. The tillage operations where primary and secondary tillage are
employed.
a. plowing b. harrowing c. conventional tillage d. minimum or
economy tillage
6. A tillage operation wherein the only necessary tillage operation is
employed.
a. plowing b. harrowing c. conventional tillage d.
minimum/reduced/economy
7. The degree of tillage varies widely depending on these considerations,
namely:
a. the type of crop being planted
b. the type of farming techniques being practiced by farmers
c. the type of climate and weather conditions
d. both a and b
e. all of the above)
8. Which of the following operations is not included in primary tillage
operation?
a. the first breaking of the soil surface
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Crop science-pre test

  1. Davao and Bukidnon become the preferred sites for planting export crops such as banana. The reason for this is/are a. the areas are typhoon-free c. estate farms are available b. port facilities are accessible d. all of these
  2. Which of the following crops will you plant if you have low labor supply and low capital input? a. root crops b. vegetable crops c. non-food crops d. grains crops
  3. A farmer has enough labor and capital but with a very limited land. What crop will you recommend him to raise? a. root crops b. vegetable crops c. non-food crops d. grains crops
  4. A farmer inherited from his parents an arable land that is near an irrigation system. He plans to convert that into a ricefield. What method of rice culture will he adapt? a. direct seeding b. transplanting c. dry land seeding d. a and b
  5. The practice of working the soil for the purpose of bringing about more favorable conditions for plant growth. a. tillage b. pricking c. furrowingd. rotavating
  6. The tillage operations where primary and secondary tillage are employed. a. plowing b. harrowing c. conventional tillage d. minimum or economy tillage
  7. A tillage operation wherein the only necessary tillage operation is employed. a. plowing b. harrowing c. conventional tillage d. minimum/reduced/economy
  8. The degree of tillage varies widely depending on these considerations, namely: a. the type of crop being planted b. the type of farming techniques being practiced by farmers c. the type of climate and weather conditions d. both a and b e. all of the above)
  9. Which of the following operations is not included in primary tillage operation? a. the first breaking of the soil surface

b. inverts cuts or shatters the soil surface to a depth of 12-14 inches c. harrowing to break the clods into smaller particles d. sub-soiling)

  1. The fundamental purposes of land preparation are: a. develop proper soil structure b. control weeds and other pests c. aerate the soil d. mix all crop residues e. all of the above
  2. The process of bringing the water from the source to the place of application is known as: a. sub-irrigation b. irrigation c. drainage d. sprinkler irrigation
  3. The process of breaking the surface soil at exact depth using a tractor cultivator or an animal drawn plow. a. plowing b. harrowing c. furrowingd. sub-soiling
  4. Class of seed under the AOSCA scheme which is usually provided to seed growers for the production of certified seeds. a. Breeder seed c. registered seed b. Certified seed d. foundation seed
  5. The type of seed production system where all the activities starting from variety development down to seed distribution are performed by government personnel. a. Semi-official c. official b. Private d. none of the above
  6. The optimum drying temperature (°C) for corn seed crops. a. 50 b. 43 c. 55 d. 60
  7. A type of packaging material that allows complete transmission of moisture from the surrounding air. a. Moisture resistant c. Porous b. Moisture proof d. none of the above
  8. This type of dormancy is due to one or more unsuitable factors of the environment, which is not specific in their effect. In seeds, this is equivalent to quiescence. a. Paradormancy c. Endodormancy b. Ecodormancy d. Chemical dormancy
  9. The agency involved in approving the release of recommended varieties in the Philippines under RA 7308 (Seed Development Act of 1992).
  1. The group of people considered as the first agriculturist a. Africans b. Canaans c. Cushites d. Indians
  2. Corn (Zea mays) has originated from: a. Africa b. Europe c. India d. Mexico
  3. Horticultural commodities carry the following physiological processes except: a. respiration b. transpiration c. photosynthesis d. senescence b.
  4. The process of converting sugars, fats, proteins and other food reserves into metabolic energy needed to keep tissues alive and functioning. a. Respiration b. transpiration c. photosynthesis d. senescence
  5. Products or metabolites of fungal organisms which infect food products. a. isocoumarine b. salmonella c. mycotoxins d. linamarin
  6. Wrapping flower bunches at least 2 inches above the head and greater than half of the stem with the top open a. tying b. pulsing c. bunching d. sleeving
  7. Why should crops be harvested at the proper stage of maturity? a. chemicals responsible for flavor and aroma of fruits have fully developed b. there is maximum accumulation of reserve food c. protective layer of fruits and vegetables will be thicker while stomates will be lesser d. all of the above
  8. A gas given off by injured cells that causes rapid ripening of most fruits. a. oxygen b. carbon dioxide c. ethylene d. carbon monoxide
  9. The IPM was created b virtue of what DA Special-Order no.? a. 485 b. 495 c. 594 d. 584
  10. The highest pest population that can be tolerated by the crop without its yield being adversely affected a. ETL b. IPM c. EPTC d. GSL
  1. Which among the following is not a component of the disease triangle? a. Space b. host plant c. plant pathogen d. environment
  2. The innate property of a chemical/pesticide to cause harm is a. Hazard b. risk c. toxicity d. lethal dose
  3. All life forms existing and within the immediate vicinity of the crop a. Edaphic factors c. biotic factors b. Abiotic factors d. climatic factors
  4. This describe the evolution of the flower with its pollinator to make them better adapted to each other a. Homeostases c. balance b. Equilibrium d. coevolution
  5. Which is not true about insect-pollinated flowers? a. Sweet-smelling c. colorful b. With nectarines d. odorless
  6. The relationship existing between a nitrogen-fixing bacteria and a legume plant a. Commensalism c. parasitism b. Symbiosis d. predation
  7. Unicellular or multicellular, achlorophyllus disease- causing organisms which exist as saprophytes or parasites a. Fungi c. bacteria b. Biological control agents d. insects
  8. The substance which gives the pink color in nodules a. Leghaemoglobin c. anthocyanin b. Chlorophyll d. xanthophyll