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Biology 1st 9weeks
1st Nine Weeks Test Review
| Question | Answer |
|---|---|
| What are cells that contain a nucleus? | Eukaryotes |
| What are the lungs of the earth? | Plants |
| How does oxygen exit the plant cell? | through diffusion |
| What are some indicators that we used in class? | Iodine, Sudan III, brominthynol blue, methalen blue, Bueret's reagent |
| What is an indicator? | a substance that changes color in the presence of a certain substance |
| What are stacks of thylakoids are called? | grana |
| Where is the chlorophyll found in the plant cell? | chloroplasts |
| What is the outer boundary of the plant cell? | cell wall |
| During which process are chloroplasts used? | photosynthesis |
| What sort of cell contain chloroplasts? | plant |
| What occurred to the egg that was in syrup? | water exited the cell; dehydration occured |
| What occurred to the egg that was in water? | water entered the cell; lyce occured |
| What are the three main parts of the cell? | nucleus, cell membrane, and cytoplasm |
| What is the shell of a chicken egg? | cell membrane |
| What happens when an animal cell shrinks due to osmosis? | hypertonic solution/ dehydration |
| What happens when an animal cell swells due to osmosis? | hypotonic solution/ lyce |
| What is a control variable? | variable that doesn't change |
| Which step in the scientific method involves discovering background information? | research |
| What is the difference between abiotic and biotic factors? | abiotic factors are non-living; biotic factors are living |
| What are the characteristics of living things? | living things are made up of units called cells reproduce are based on a universal genetic code grow and develop obtain and use materials and energy respond to their environment maintain a stable internal environment change over time when taken as |
| What is the boundary of the nucleus? | nuclear envelope |
| What is chromatin? | DNA when the cell isn't dividing or coiled |
| What is chromosomes? | DNA when the cell is dividing and coiled |
| What is glucose? | sugar/carbohydrates |
| What is the formula for glucose? | C(6)H(12)O(6) |
| When would cells develop equilibrium? | in an isotonic solution |
| What happens when animal cells are placed in a hypertonic solution? | they swell |
| What does water do in an hypotonic solution? | enters the cell |
| What is a hypertonic solution? | greater concentration of water in the cell |
| What is diffusion? | movement from greater to lesser concentration |
| What is a cell? | the basic unit of structure and function |
| What is the Golgi body? | packages and transports proteins |
| What are two types of ER? | Rough and Smooth |
| What are the powerhouses of the cell? | Mitochondria |
| What are sugars and starches? | carbohydrates |
| What are the two major products of photosynthesis? | oxygen and glucose |
| What is the function of the ribosome? | to assemble proteins |
| Which organelle makes sugar in the plant? | chloroplasts |
| What is the control center of the cell? | nucleus |
| What is the system of passageways for movement through the cell? | ER |
| What is the boundary of the plant cell? | cell wall |
| How is DNA found in nucleus? | chromosomes/chromatin |
| How do you bring an image into sharp focus? | FIne Adj. Knob |
| What is the boundary of the nucleus? | nuclear envelope |
| What is chromatin? | DNA when the cell isn't dividing or coiled |
| What is chromosomes? | DNA when the cell is dividing and coiled |
| What is glucose? | sugar/carbohydrates |
| What is the formula for glucose? | C(6)H(12)O(6) |
| What moves the stage on a microscope? | coarse focus |
| When would cells develop equilibrium? | in an isotonic solution |
| What is the ocular? | the eyepiece |
| What happens when animal cells are placed in a hypertonic solution? | they swell |
| What are the steps of the scientific method? | Purpose R |
| What does water do in an hypotonic solution? | enters the cell |
| What is a hypertonic solution? | greater concentration of water in the cell |
| What is diffusion? | movement from greater to lesser concentration |
| What is a cell? | the basic unit of structure and function |
| What is the Golgi body? | packages and transports proteins |
| What are two types of ER? | Rough and Smooth |
| What are the powerhouses of the cell? | Mitochondria |
| What are sugars and starches? | carbohydrates |
| What are the two major products of photosynthesis? | oxygen and glucose |
| What is the function of the ribosome? | to assemble proteins |
| Which organelle makes sugar in the plant? | chloroplasts |
| What is the control center of the cell? | nucleus |
| What is the system of passageways for movement through the cell? | ER |
| What is the boundary of the plant cell? | cell wall |
| How is DNA found in nucleus? | chromosomes/chromatin |
| How do you bring an image into sharp focus? | FIne Adj. Knob |
| What is the magnification of the ocular? | 10x |
| What is the diaphragm on the microscope? | controls the amount of light |
| What moves the stage on a microscope? | coarse focus |
| What is the ocular? | the eyepiece |
| What are the steps of the scientific method? | Purpose Research Hypothesis Experiment Analysis Conclusion |
| What is osmosis? | diffusion of water across a selectively permeable membrane |
| Which macromolecule is a primary energy source? | Carbs |
| What is a hypothesis? | an educated guess |
| What is the cell theory? | all living things are made of cells basic unit of structure and function all cells arise from existing cells |
Created by:
nick20ellis
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