19. Which of the following is the first step in preparing the land? A Make furrows C. Eradicate obstructions or heavy trashes B. Grow seedlings D. Plow and harrow the field 2 - 3 times alternately 20. The soil is made up of different sizes of particles of sand, silt and clay. The relative amount of each of these soil components is------- A. Soil profile B. Soil texture C. Soil formation D. Soil composition 21. Which of the following is NOT a factor in selecting the site for vegetable production? A. Climatic requirements C. Thorough land preparation B. Topography of the land D. Availability of water supply 22. The arrangement of soil particles from the surface soil to the hard parent rock is called A. Soil profile B. Soil texture C. Soil formation D. Soil composition 23. A whole farm plan considers the following A. Farm's physical C. Personal resources for both now and the future. B. Financial and human D. All of the above 24. An on-site assessment of a farm is necessary so that a map can be drawn of the property's A. Topography C. Soils, water resources B. Boundaries D. All of the above 25. The fertilized and ripened ovule refers to- A. Flower B. Fruit C. Plant D. Seed​