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Science
| Question | Answer |
|---|---|
| When particles move from areas of high concentration to areas of less concentrated, this has taken place | diffusion |
| What process occurs when water diffuses across a membrane | osmosis |
| What is another word that can be used to describe homeostasis? | Steady |
| A possible explanation to a problem that has not yet been tested | hypothesis |
| Surrounds the plant cell and maintain the cell shape and structure | Cell wall |
| Makes food for the plant cell | Chloroplast |
| Houses gel-like fluids that support cell organelles and hold them in place | cytoplasm |
| The control center for the cell | nucleus |
| Storage space for water, wastes, food, and other cellular materials | Vaculoes |
| The powerhouse of the cell; breaks down food to make energy for the cells | mitochondria |
| What gives a plant it's green color | chlorophyll |
| To stay alive, systems need to work | together |
| What kind of information does DNA carry | genetic |
| Find the total magnification: eyepiece = 10x Objective lens 55X | 550x |
| You should carry the microscope by the | arm and base |
| When looking at a specimen on your side, you should always start with the | low objective lens |
| What is the function of the stage clips | to keep the slide secure |
| When would you use the diaphragm | When you wanted to adjust the light |
| The ______________ sharpens the image under high magnification | fine adjustment knob |
| The original source of energy for all organisms is a food web is | sun |
| Producers are | plants |
| An organism that gets energy from eating other organisms is a | consumer |
| The part of the cell that contains chromosomes and genes is the | Nucleus |
| How many pairs of chromosomes do you have | 23 |
| A cell is | a basic unit of structure and function in a living organism |
| In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of | thymine |
| Plants make their own food through a process called | photosynthesis |
| What is asexual reproduction | 1 parent |
| An animal with a backbone | vertebrate |
| What two products does a plant make during photosynthesis | oxygen and glucose |
| _______________________ is an organism that only eats only plants for energy | Herbivore |
| What is the process that organisms use to maintain a stable internal environment | Homeostasis |
| A change in an organism's environment that causes the organism to respond is a | stimulus |
| When a millipede breaks down dead and decaying material, it is acting as | a decomposer |
| receives pollen | stigma |
| contains the ovules. It will mature into a fruit, either dry or fleshy, enclosing the seeds of the flowering plants | Ovary |
| What is the outer nonliving layer of a plant cell | Cell wall |
| Green, oval floating structures that contain chlorophyll and uses energy from the sun to make food for plants | chloroplast |
| Controls materials moving in and out of the cells. It's the "border control" | cell membrane |
| In an experiment, a variable is | something that is changed |
| In an experiment, the constant or control is | something that does not change |
| In your experiment, the factor that you measure is called | dependent variable |
| In an experiment, the factor that is changed is called | Independent variable |
| Some organism that share a common ancestor have features that have different functions, but similar structures. These are | homologous structures |
| What cause a new trait/phenotype to appear in a population | mutation |
| What is an invasive species | An organism that is new to an environment that has negative effects on the environment. |
| Invasive species can have a major impact on the ecosystem | True |
| Invasive species can crowd out native species | True |
| What does secondary consumers eat | Primary consumers |
| on organism that needs to eat other organisms to obtain energy is know as a: | consumer |
| Structures with the same parts have different functions; suggest that organisms share a common ancestry | homologous structures |
| Where the better adapted organisms survive to pass traits along to offspring | Natural Selection |
| Which term correctly describes an individual with a pair of the same alleles for a trait | homozygous |
| An individual with two different alleles for a specific trait is said to be | heterozygous |
| What do half colored symbols represent | The individual is a carrier (heterozygous) |
| A relationship between two species where both are helped | mutualism |
| A feeding relationship where one animal kill and the other is killed | predator - prey |
| Which is an example of parasitism | flea and dog |
| Remora fish are bony and have dorsal fin that act as suction cups. it attached themself to a whale and eats scrapes. The fish gets a meal, the whale gets nothing. Neither gets hurt this is an example of | commensalism |
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Raquel68!
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