End of Semester Exam Study Guide Science 7A PDF

Summary

This document is a science exam study guide that includes questions covering various scientific concepts. It includes questions and diagrams on topics ranging from the scientific method to the internal parts of a cell, as well as body systems, types of reproduction, and photosynthesis.

Full Transcript

End of Semester Exam Study Guide Science 7 A\ 1. After completing the research activities in this course, what are some methods you have learned for determining whether a.com or.org website is credible? 2\. How many centimeters are in a meter? How many meters are in a kilometer? What do the prefix...

End of Semester Exam Study Guide Science 7 A\ 1. After completing the research activities in this course, what are some methods you have learned for determining whether a.com or.org website is credible? 2\. How many centimeters are in a meter? How many meters are in a kilometer? What do the prefixes mean?: Kilo Hecto Deka Deci Centi Milli 3\. Review the steps of the scientific method. Can you order the steps in the correct sequence? ![](media/image2.png) 4\. What are the characteristics of life? What characteristics to all living things share? 5\. What are the levels of organization in living things? Can you name them in order from cell to organism? 6\. After reviewing the activity on Cells and models of cells, be able to describe common objects that could be used to represent parts (organelles) of the cell. 7\. Review the functions of: What do they do? What are their jobs? Cell membrane Golgi body Lysosome Ribosome Vacuole Endoplasmic reticulum Nucleus Mitochondria 8\. What is the job are function of the following body systems? ![](media/image7.png) Circulatory Respiratory Excretory Digestive: What causes constipation? Nervous Skeletal-muscular Immune Integumentary 9\. What is a life cycle? Describe the life cycles of: Flowering plants Insects Amphibians 10\. What is mitosis? 11\. List the stages of mitosis in order and describe what happens in each stage: Telophase, anaphase, prophase, metaphase 12\. In plants, what is the difference between asexual reproduction and sexual reproduction? List some examples of each from your course and unit activities and tutorials. Which type of reproduction increases genetic variation? 13\. What is the role or job of the flower in a flowering plant? ![](media/image4.png) 14\. What compound is produced by plants as a result of photosynthesis? What wavelengths (colors) of light are absorbed by plants during photosynthesis? ![](media/image8.png) 15\. What strategies do living things use to ensure the survival of their offspring? 16\. The eye is one of the sense organs. How does the eye function to allow humans to see objects in color or in black and white? What types of cells in the retina sense color? Which ones sense black and white vision? 17\. The nose is another one of the sense organs. What is the name of the receptors that sense or detect smell? 18\. What is the difference between the central nervous system and the peripheral nervous system? 19\. What is the difference between respiration and fermentation? What are the types of fermentation that you learned about in this course? ![](media/image5.png) 20\. In the course activity on Human nutrition, you were asked to calculate the percentage of daily servings in your diet, compared to the MyPlate.org recommendations. How do you calculate the percentage of a number? For example, What is 30% of 600 calories? 21\. What is an enzyme? What is the substrate? What is the lock-and-key pattern of enzyme binding? ![](media/image9.png)

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