Task: Students interpret information about couch grass from a diagram and explain why its special features make it difficult to get rid of. Assessment focus: special features ensure a plant's survival.
Four diagrams showing different ways plants store food (tuber, bulb, corm, and a tap root) are provided. Students are asked to identify which method of food storage different plants use. Three short answer questions are also included.
Task: Students apply both their knowledge of the functions of roots and information from a model to explain why care is needed when transplanting trees. Assessment focus: interpreting diagrams.