The diagram below is an illustration of the longitudinal section of a plant organ. Study it and answer the question below;
The part labeled i is the
Which of the following materials is not a living semi-permeable membrane?
In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to?
Which of the following food substances will produce a brick-red colour when warmed with Benedict's solution?
Which of the following is associated with the dark stage of photosynthesis?
