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Science Final
7th Grade Science Final Review
| Question | Answer |
|---|---|
| organism that makes his own food | autotroph |
| plants that produce seed can live in ___ enviroments | dry |
| the___ inside a plant cell stores water | vacule |
| structures inside plant cells in which are ___ | chloraplasts |
| ___ is a group of similar cells that perform a specific function in an organism | tissue |
| ___ is a waxy waterproof layer | cuticle |
| plants life cycle egg and sperm cell produced by___ | roots |
| ___ plants do not have a complex system to transport water | vascular |
| tissue where food moves DOWN | floem |
| nutrients enter enter a plants roots and go through the___ into stems and leaves | xylem |
| all gymnosperms have | naked seeds |
| all angiosperms are protective structures called___ | fruit |
| flowers of ___ usually have a multiple of three petals | moncots |
| the ___ of a gymnosperm develops in the ovule | seeds |
| parts of seed include ________________ | embryo, cytoleydon, seedcote |
| seed and seedless plants _____ life cycle | complex |
| seeds begin ____ when absorb water | grow |
| small openings are ____ | stomata |
| plants use the ____ to make food | sun |
| almost all living things depend on the process of_____ | photosynthesis |
| during respiration, glucose is combined with ____ | oxygen |
| glucose released is called ____ | respiration |
| respiration uses _____ | oxygen |
| PRODUCTS OF RESPIRATION are energy carbon dioxide and _____ | water |
| production of energy without_____ is fermantation | oxygen |
| ____ and _____ capture the energy from the sun | roots leaf |
| is beneficial to hetotroph | photosynthesis |
| all vertabrates contain a | spine |
| adult amphibians heart have __ chambers | 3 |
| process of sexual reproduction joins an ____ and ____ | egg and sperm cell |
| all animals are | hetotroph |
| hard shells and spiny skins help animals from | predators |
| strong skeletons adapt amphibians on | land |
| adult amphibians have | lungs and gills |
| organisms only mate | with own blood |
| an inherited characteristic is an | adaption |
| new species form from | sexual reproduction |
| most fossils are found in | sedimentary rock |
| when minerals replace bone | perified fossils form |
| to determine a fossils actual age scientists analyze | radioactive |
| earths history spans more than____ billion years | 4.1 |
| a fossil record tells if a animal is | extinct |
| ____ time lasted 4 billion years ago | prehistoric |
| ______ dating tells which of the fossils are older | relative |
| _____ is the theory that evolution occured | phyla |
| _____ dating determines the actual age of the fossil | absolute |
| the stomach is lined with | mucus |
| energy in food is measured in units called | calories |
| half of all ____ are made with proteins in the body | vitamins |
| the ____ intestine is to prepare waste materials | large |
| fruit contains alot of | carbs |
| helps the digestive system function | fiber |
| most chemical digestive takes place in the | small intestine |
| needed substances are carried by | blood |
Created by:
djkurten
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