FOSSILS TEST

1. Fossils of sea animals that lived years ago can be found in lava from a volcano ice on a pond trunks of trees rocks in the ground 2. If you found a fossil of a leaf in a rock, you would know that the fossil formed when someone pressed the leaf against a soft rock the leaf fell into soil that later became a rock the leaf melted into the rock the leaf grew inside of the rock 3. A boy was hiking through a desert with his family. He found a fossilized insect that has pinchers for eating grass while he was digging in the sand. What can the boy conclude about the habitat of the once living insect? The area was always a desert and someone put the fossil there The area was once covered in water and must have had sea animals. The area must have once had lots of grass because of the characteristics of the fossil. The area has always been a desert because of the location where the fossil was found. 4. Which animal would be LEAST LIKELY to form a fossil? fish jellyfish elephant bird 5. Fossils are mostly found in animals trees water rocks 6. A fish fossil might form when a fish dies and is trapped in ice a volcano erupts river mud becomes rock is pressed into soft rock 7. Sometimes fossil bones are found lying at the top of the sand in the desert. This tells us that the fossils were formed in the past year wind blew away the sand that covered the fossils fossils are lighter than sand, so they floated to the top deserts are so hot and dry that the fossils never got covered 8. Harper wants to make a replica of a fossil. Which should she do? wrap a leaf around a rock and freeze it cover a seed with soil and water it push a shell into clay and pull it out mix sand with clay and let it dry 9. For a living thing to become a fossil, the living thing must have a skeleton have a hard outer shell die by drowning in water be dead for a very long time 10. Which could become a fossil? a leaf that falls on a grassy lawn a dog's footprint on a wet sidewalk a dead bird buried in wet clay a worm crawling throughthe grass 11. What part of a shark would MOST LIKELY form a fossil? its skin its teeth its eyes its muscles 12. Fossils of fish are found under land where cows now live. You can guess that this land was once under the ocean fish used to live on land the fish were dropped by flying birds farmers fed the fish to the cows 13. Fossils help us learn about outer space life in the past the weather earthquakes 14. What is a replica? a photograph a close or exact copy of something a valuable and rare item an original fossil 15. What part of an animal might form a fossil? brain bones eyes heart 16. The woolly mammoth, an extinct animal, looked MOST like what animal from today? dinosaur elephant horse sheep 17. Where is the BEST place to find information about how fossils are formed? an encylopedia or computer a map or globe a chart or graph a newspaper 18. The picture above is which kind of fossil? amber mold cast imprint Put the steps in the right order. 1 A plant or animal dies. 2 The soft parts of the animal decay or are eaten. 3 The parts that are left get covered by layers of mud and silt. 4 Over many years, the bones turn into stone. 5 Erosion brings the fossil to the surface, where it is discovered. 20. What do we call hardened tree sap that can trap insects? amber fossils extinct paleontologist