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Science Finals Test
to help u study [duh]
| Question | Answer |
|---|---|
| Flask, beakers, gradudated cylinders are used to measure_______________. | volume |
| The purpose of the reproduction system is to produce___________________ | gametes |
| Your __________ sends and recieves messages. | nervous system |
| ovaries produce _________ | egg cells |
| The _________ filter your blood for impurities | kidney |
| the ________ gland produces hormones to regulate stress | adrenal |
| Gregor Mendel is known as the ________ of _______ | father of genectics |
| All living things have ____________ | chromosomes |
| the gametes of all living things have ___ the amount of chromosomes as the parents. | 1/2 one half |
| humans are made of ____ chromosomes | 46 |
| transpiration is when the plant releases _____________ ________________ | water vapor |
| a meter stick is used to measure the _____ of water.consumers eat ________ for energy | depthother organisms |
| producers are known as _____ in the food chain | plants |
| name the trophic levels of a food chain | producer, primary consumer, secondary consumer, teriary consumer |
| the _______ is the curved bottom of liquid in a graduated cylinder. | minicus |
| name 3 examples of inherited traits | nose, eye color, thumb, hair etc |
| a plant with _____ leaves would wilt before a plant with ______ leaves. | thin,thick |
| the system responsible for sending and receiving messages is the _________ ___________ | nervous system |
| put these words in order during ecological successiion: bushes, lichens/mosses, trees, grass | lichens/mosses, grass, bushes, trees |
| a base has the range from ____ to ____. | 8 to 14 |
| A acid has the range from ____ to ____. | 0 to 6 |
| If you mix an acid and a base you will _____ the chemicals. | neutralize |
| Chemical weathering can create ____ | caves |
| ______ is deposited and builds up into layers over time | soil |
| is coal a clean or unclean source of energy?what about oil?wind? | unclean, unclean, clean |
| what's the largest causeof extinction of species | humans |
| name a permeable soil type | gravel |
| name an impermeable soil type | clay |
| soil erosion is caused when__________________________________ | when we cut down trees |
| the _____________________________________ is responsible for making laws to help save our enviroent and species, | enviromental protection agency |
| if a flower has both male and female parts it can _____-___________ | self-pollinate |
| if a flower has either the male or female part i ha to ______-________________ | cross pollinate |
| what is a lunar eclipse? | when the moon passes over the earths shadow [and the sun, moon, and earth are in a line.] |
| what is the cause of earth's seasons? | earth's axis, tilt, and where it is in it's revolution around the sun. |
| what causes alaska to have 6 months of day and night? | earth's tilt and revolution around the sun. |
| earth's revolution is approx _____ | 365 days |
| earths rotation is approx ______ | 1 day |
| earth rotation is in a ______ ________ direction | counter clockwise |
| the sun appears to rise in the ____ and set in the _____ | east,west |
| what causes phases of the moon? | sunlight and position in its orbit |
| how long does it take for the moon to go through all of its phases?why? | 29.5 days takes 4wks for every new moon |
| what causes shadows? | sunlight, in the middle of day shadows are shorter. in the end of the day shadows are longer. |
| how long does it take for the moon to rotate? | 27 days |
| what causes rockslides | gravitym weathering,erosion |
| what is biomass? | all plant material on the planet [renewable or inexhaustible] |
Created by:
poop1
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