Have an account?
Skip to Content
Build your own quiz
Suggestions for you
21 questions
Show Answers
See Preview
- 1. Multiple Choice
why do we need nitrogen in fertiliser
Plant need nitrogen for respiration
help plant to produce its proteins and to resist from plant disease
help plant produce chlorophyll and its other proton
- 2. Multiple Choice
Why do we need phosphorus in fertiliser
helps root to grow and help crops to ripen
help plant produce chlorophyll and its other proton
help plant to produce its proteins and to resist from plant disease
- 3. Multiple Choice
why do we need Potassium in fertiliser
help plant to produce its proteins and to resist from plant disease
help plant produce chlorophyll and its other proton
helps root to grow and help crops to ripen
- 4. Multiple ChoiceOne of the nutrients that plants need to grow healthy and develop properly is nitrogen. If plants do not get enough nitrogen, their leaves will...Turn yellowWilt and dieCurl and turn brownLose too much water
- 5. Multiple ChoiceOne of the nutrients that plants need to grow healthy and develop properly is nitrogen. If plants do not get enough nitrogen, their leaves will...Turn yellowWilt and dieCurl and turn brownLose too much water
- 6. Multiple ChoicePlants prevent the process that moves soil from place to place, because their roots hold the soil in place. This process is...ErosionRespirationWeatheringProtection
- 7. Multiple ChoiceSoil is a natural resource. The components of soil include organic matter and minerals. When soil contains partly decayed organic matter it is called...ClaySandHumusVegetative
- 8. Multiple ChoiceIn 1936 in Nobleford, Alberta, a blade was invented that could cut below the ground while leaving the top of the ground with its stubble intact. The reason to keep this stubble is to...Protect the soil from the windTo ensure that the different types of soil did not mixTo ensure that the different types of soil did mixTo make sure that the crop does not do well
- 9. Multiple ChoiceHealthy high yield crops require large amounts of nutrients. All of these nutrients have specialized functions. Fertilizer usually contains three of the six nutrients, including...Nitrogen, potassium, sulfurPhosphorus, calcium, carbonPotassium, nitrogen, phosphorusMagnesium, potassium, calcium
- 10. Multiple ChoiceMany farmers’ practices are used to save the soil from excess erosion. Planting trees or shrubs along the edges of field is one such practice. The purpose behind this is to...Provide travel corridors for waterEnhance crop rotationPlant the seeds through the stubbleReduce wind damage and trap snow
- 11. Multiple ChoiceIn order to make an artificial environment work without soil, plants are grown in a..HydrofoilNutrient solutionHydroponicHydrogenerate
- 12. Multiple ChoiceSpreading manure over cropland is technique growers use to improve the yield of different crops. This action adds this to the soil...AirHerbicidesPesticidesOrganic matter
- 13. Multiple ChoiceOrganic food is food that has been grown without the use of chemical fertilizers and chemical pesticides. To provide the needed nutrients to grow plants, they use..Manure and compostInsects and weedsIndustrial fertilizer and herbicidesClean equipment and good seeds
- 14. Multiple Choice
Humus is.....the dead parts of plants and animals in soil.A food we eat with pretzels.The tiny particles inside of soilThe roots that come off of a plant and live in soil. - 15. Multiple ChoiceWhen there are not enough plants to hold topsoil in place, water and _______ carry the topsoil away, leaving the subsoil exposedsunlightbirdsmagnetic fieldswind
- 16. Multiple ChoiceRows of trees are planted close together to help force wind movement upward, away from the ground.Shelter beltmonoculturezero tillageirrigation
- 17. Multiple ChoiceHow do farmers fix the problem of salty soil?by planting fibrous root cropsBy planting long rooted crops and watering lessBy irrigating the fields with fresh waterputting a cover on your crops
- 18. Multiple ChoiceA seed can grow in water instead of soil as long as they have ________. This is using ____________________.nutrients, GerminationNutrients, hydroponic technologyAir, hydroponic technologyLight, hydroponic technology
- 19. Multiple Choice
Bacteria and fungi are ………………………...
help prevent erosion of the soil
animals that help aerate the soil
decomposers
- 20. Multiple Choice
Sources of nitrogen used in fertilizer include...
blood meal
bone meal
lime and chalk dust
potash
- 21. Multiple ChoiceIn 1936 in Nobleford, Alberta, a blade was invented that could cut below the ground while leaving the top of the ground with its stubble intact. The reason to keep this stubble is to...Protect the soil from the windTo ensure that the different types of soil did not mixTo ensure that the different types of soil did mixTo make sure that the crop does not do well
- Answer choicesTagsAnswer choicesTags