This quiz works best with JavaScript enabled. Home > Plant Genetics > Heredity Variation > Plant Genetics – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Genetics Quiz 1 (4 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Stimulus ..... A) A change that prompts an action-the cause. B) The ability to maintain a stable internal environment (type of equilibrium or balance). C) How an organism reacts to a change and results in a change in behavior- the effect. D) Constant and balanced environment. Show Answer Correct Answer: A) A change that prompts an action-the cause. 2. A root grows downward in a response to an ..... stimulus A) External. B) Internal. C) Phototropism. D) Geotropism. Show Answer Correct Answer: A) External. 3. Homeostasis ..... A) A stimulus from inside an organism. B) How an organism reacts to a change. C) The ability to maintain a stable internal environment (type of equilibrium or balance). D) A stimulus from outside an organism. Show Answer Correct Answer: C) The ability to maintain a stable internal environment (type of equilibrium or balance). 4. What is this definition of:determining differences in the genotype of an individual organism by examining its DNA & comparing it to a reference sequence of another organisms sequence. A) Phototyping. B) Genotyping. C) Progeny testing. D) Genetic engineering. Show Answer Correct Answer: B) Genotyping. Related QuizzesPlant Genetics Quizzes 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books