141. Scatter plot shows:, A. Literature gap, B. Relationship between two variables, C. Sample size, D. Yield trend over time, E. Treatment means, 142. Histogram shows:, A. Treatment interaction, B. Field layout, C. Research problem, D. Data distribution, E. Citation order, 143. Labeling units in graph is important for:, A. Hypothesis, B. Interpretation accuracy, C. Sampling size, D. Control plot, E. Soil fertility, 144. Color contrast improves:, A. Yield, B. Rainfall, C. Sample error, D. Readability, E. Soil moisture, 145. Graph legend explains:, A. Hypothesis, B. Sampling method, C. Citation tool, D. Symbols and treatments, E. Objectives, 146. Peer review process ensures:, A. Research quality, B. Soil fertility, C. Higher yield, D. Better irrigation, E. Larger sample, 147. Abstract of paper summarizes:, A. Key study points, B. Table numbers, C. Graph titles, D. Citation tools, E. References only, 148. Poster font size should be:, A. Large and readable, B. Very small, C. Random, D. Decorative, E. Handwritten, 149. Final evaluation considers:, A. Seed color, B. Knowledge and skills gained, C. Crop price, D. Soil depth, E. Rainfall amount, 150. Research reflection helps to:, A. Identify strengths and weaknesses, B. Increase error, C. Change hypothesis, D. Reduce yield, E. Avoid learning, 151. Agronomic research contributes to:, A. Eliminating irrigation, B. Ignoring climate factors, C. Stopping fertilization, D. Reducing plant growth, E. Improving crop productivity, 152. Sustainable agriculture focuses on:, A. Increasing pests, B. Short-term yield only, C. Long-term soil health, D. Avoiding technology, E. Removing crop rotation, 153. Agronomic science studies:, A. Only machinery, B. Only marketing, C. Soil–plant–environment interaction, D. Only economics, E. Only animal behavior, 154. Research helps farmers to:, A. Make informed decisions, B. Ignore data, C. Reduce knowledge, D. Avoid planning, E. Guess randomly, 155. Crop production trend analysis requires:, A. Weather rumors, B. Personal opinions, C. Statistical data, D. Verbal reports, E. Random values, 156. Problem identification helps to:, A. Finish research, B. Create graphs, C. Define research direction, D. Publish results, E. Write references, 157. Observation in research means:, A. Drawing conclusions, B. Designing posters, C. Writing hypothesis, D. Presenting results, E. Careful study of phenomena, 158. Experiment results should be:, A. Recorded systematically, B. Ignored, C. Forgotten, D. Hidden, E. Estimated, 159. Hypothesis testing requires:, A. Data collection, B. Poster design, C. Reference list, D. Group discussion, E. Presentation slides, 160. Scientific method ensures:, A. Unstructured results, B. Logical investigation, C. Emotional decisions, D. Random sampling, E. Unplanned work, 161. Academic databases provide:, A. Irrigation tools, B. Soil samples, C. Weather forecasts, D. Crop seeds, E. Reliable scientific information, 162. Evaluating sources includes checking:, A. Title length, B. Page color, C. Author credibility, D. Font size, E. Picture quality, 163. Recent studies are important because they:, A. Contain fewer tables, B. Have more pictures, C. Are shorter, D. Reflect current knowledge, E. Use simple words, 164. Literature review organizes:, A. Crop planting, B. Existing research findings, C. Field experiments, D. Harvest timing, E. Fertilizer mixing, 165. Paraphrasing helps to:, A. Reduce data, B. Avoid plagiarism, C. Change hypothesis, D. Increase sample size, E. Improve rainfall, 166. Research objective describes:, A. Graph format, B. Expected achievement, C. Plot layout, D. Literature list, E. Past results, 167. Specific objective should include:, A. Random factor, B. Unknown method, C. No timeframe, D. Emotional term, E. Clear variable, 168. Hypothesis statement must be:, A. Statistical only, B. Long and decorative, C. Logical and testable, D. Visual, E. Emotional, 169. Broad research problems may:, A. Simplify analysis, B. Improve design, C. Increase accuracy, D. Be difficult to test, E. Reduce bias, 170. Objectives help researchers to:, A. Avoid replication, B. Skip measurement, C. Stay focused, D. Increase rainfall, E. Reduce plots, 171. Treatment comparison requires:, A. Control plot, B. Citation, C. Presentation, D. Literature review, E. Poster design, 172. Randomization helps to:, A. Increase pests, B. Reduce yield, C. Eliminate variables, D. Stop sampling, E. Prevent bias, 173. Replication means:, A. Removing plots, B. Changing design, C. Ignoring results, D. Repeating treatments, E. Increasing fertilizer, 174. Experimental error can be reduced by:, A. Changing hypothesis, B. Reducing sample, C. Ignoring data, D. Avoiding measurement, E. Proper design, 175. Plot uniformity improves:, A. Soil erosion, B. Rainfall, C. Weed growth, D. Pest damage, E. Data reliability, 176. Simple random sampling gives:, A. Higher yield, B. Larger plots, C. More hypotheses, D. More treatments, E. Equal selection chance, 177. Sample size decision depends on:, A. Title style, B. Graph type, C. Research accuracy needs, D. Reference format, E. Poster color, 178. Biased sampling leads to:, A. Incorrect conclusions, B. Higher yield, C. Reduced error, D. Strong hypothesis, E. Better design, 179. Sampling unit example:, A. Research paper, B. Laboratory, C. Whole country, D. Database, E. Individual plant, 180. Representative sampling improves:, A. Crop price, B. Soil pH, C. Temperature, D. Rainfall, E. Validity, 181. Plant height is measured using:, A. pH meter, B. Moisture meter, C. Measuring ruler, D. Thermometer, E. Balance

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