- 22. Transpiration is due to A.root pressure B. excess ground water C. excess moisture in the air D. evaporation of water through stomata and lenticels 23. A solution outside the cell that is hypotonic to the cell contents will cause A. water to move into the cell B. water to move out of the cell C. sugar to move into the cell D. a decreased evaporation rate in the leaves 24. Water moves into phloem cells by osmosis and creates an increased pressure that pushes the sugar and water in the phloem to the rest of the plant. This description of moving materials throuth the phloem is called A. phloem theory B. pressure difference C. pressure-flow theory D. active transport 25. Which two forces cause water and minerals to move up the xylem? A.source and sink B. osmosis and active transport C. plasmolysis and pressure differences D. root pressure and transpiration pull 26. What will you observe when the solution outside a cell has a higher solute concentration than the contents of the cell? A. increasing turgidity of the cell wall B. the expansion of the central vacuole and movement of the cell contents to the cell wall C. the shrinking of the central vacuole and movement of the cell contents away from the cell wall D. no change in the shape or size of the central vacuole or cell wall
- IE MULTIPLE-CHOICE QUESTION This graph shows that when the population of ants increase then the population of antlions will increase. This is because when the population of ants increase there is more food for the antlions. Falso True
- Some processes involved in sensory reception and perception. 1. The brain interprets the odour 2. Odourant chemicals bind to chemoreceptors in the nose 3. Sensory input bypasses the thalamus 4. Impulse is transferred I to the olfactory bulb
- 8. What is the final result of meiosis in terms of cell type and genetic makeup? A. Two diploid identical cells B. Four diploid identical cells C. Four haploid genetically diverse cells D. Two haploid genetically identical cells
- Identify and describe 4 types of species interactions. __ Your answer
