1) What is phototropism? a) Growth stimulated by water b) Growth stimulated by light c) Growth inhibited by light 2) What is positive phototropism? a) Plants grow towards the light source b) Plants grow away from the light source c) Plant grow down towards the ground 3) What are auxins? a) A group of plant hormones b) Organelles within the plant cell c) A particular species of flowering plant 4) What effects do auxins have on plants? a) Stem cell growth and root cell growth b) Stem cell inhibition and root cell growth c) Stem cell growth and root cell inhibition 5) What happens in the process of germination? a) Seeds are inactive and do not grow or develop b) Seeds begin to develop and grow c) Male and female gametes fuse to create new offspring 6) What is the independent variable in the plant response required practical? a) Length of seedling b) Amount of light c) Amount of water 7) What is the dependent variable in the plant response required practical? a) Length of seedling b) Amount of light c) Amount of water 8) Which of these is not a control variable in the plant response required practical? a) Temperature they are kept at b) Number of seeds in each dish c) Distance the seeds are spread apart d) Amount of light e) Volume of water the seeds are given

Plant Hormones and Required Practical

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