Question 1 1.1 Briefly discuss agricultural practices which can imporve soil fertility and optimize nutrient availablity for plants.(10) 1.2 Summerise how carbon allocation between sucrose and starch synthesis is balanced in order to maintain an efficient operation of photosynthesis. (10) 1.3 Define hydroponics and provide four essential nutrients required by plants for their growth and development. (15)

What is chlorophyll

Previous research shows that shade-adapted plants produce more chlorophyll than sun-adapted plants produce. Previous research also shows that sun-adapted plants produce more of the key enzymes that catalyzes photosynthesis and cellular respiration than shade-adapted plants produce. Describe which experiments support each of these previous research findings. Cite your results from Procedure II and Procedure III to support your reasoning.

Question 46 All of the following characteristics would define a boreal forest EXCEPT one of the largest biomes in terms of square miles of area conifers, pines, and spruce trees are very prevalent very moist because of permafrost, despite a lack of abundant precipitation usually located within 10 degrees of the equator