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- 1. Multiple Choice
A(n) ______ is the preserved or mineralized remains (teeth, bones, etc.) or imprint of an organism that lived long ago.
Fossil
index
mineral
trace
- 2. Multiple Choice
The fossil record gives us _____.
accurate data on the number of life-forms that lived.
accurate insight on how animals reproduced.
information on past life and environments on Earth.
information on past life and environments on Earth.
- 3. Multiple Choice
Fossils of a now extinct dinosaur have been near the east coast of South America and the west coast of Africa. The dinosaur could not swim or fly. What does this suggest about the continents of South America and Africa?
The continents were once connected.
A land bridge once connected the continents.
The same type of animals evolved on both animals.
Prehistoric man transported the dinosaur between the continents.
- 4. Multiple Choice
A fossil of a fern and other large-leafed plants were found in an area of Alaska. What does this suggest about this area in Alaska?
A forest is now covered with snow.
A farm was once located in the area.
The area once had a warmer climate.
Prehistoric man ate large-leafed plants.
- 5. Multiple Choice
A fossil must be:
naturally formed created by organic processes very old (at least 10,000 years)
Identify the correct letter for the choices that are all definitely fossils.
Dinosaur tracks, Mammoth found in ice, Seashells found in limestone
Imprints of rain drops, Trilobite shells, Mud cracks
Egyptian Mummy, Ancient Pottery, Worm borings in sandstone
Stone Age tools, Giant shark teeth, Seashells found on a beach
- 6. Multiple Choice
Which type of fossil can provide clues about the activities of ancient organisms?
trace fossils
remains preserved in amber
carbon films
molds and casts
- 7. Multiple Choice
Fossilized tracks of dinosaurs have been found when layers of rock have eroded and exposed the prints. When analyzed, what can these tracks tell us about the creature that made them?
how many legs the animal had
how long the animal lived
what the animal’s height was
what the animal ate
- 8. Multiple Choice
Which fossil is considered the oldest in the cross section shown?
armored fish
early horses
trilobites
dinosaurs
- 9. Multiple Choice
An archaeologist is digging through the rock layers and finds an index fossil in Layer B.
This fossil will help him do which of the following?
determine the minerals found in Layer B
determine the age of the rock in Layer B
determine the type of rock in Layer B
determine the thickness of Layer B
- 10. Multiple Choice
Based on the given rock and fossil evidence in the diagram to the right, which two letters most likely indicate parts of the same layers.
A & F
B & D
C & E
D & A
- 11. Multiple ChoiceWhich of the following orders the rock layers accurately from youngest to oldest?1, 2, 3, 4, 55, 4, 3, 2, 12, 3, 4, 5, 11, 2, 3, 5, 4
- 12. Multiple ChoiceWhich of the following is the oldest?Layer LIntrusion DIntrusion HLayer E
- 13. Multiple ChoiceWhich best explains how a virus affects other organisms?Viruses increase the survival of other organisms.Viruses immediately destroy all cells they come in contact with.Viruses live and reproduce in between the cells of other organisms.Viruses invade the cells of other organisms, using them to reproduce.
- 14. Multiple ChoiceWhich is true about viruses?Each virus has its own seasonal activity.Viruses increase the survival of other organisms.Each virus is transmitted through the air.Each virus has its own shape and structure.Each virus is transmitted through poor sanitation
- 15. Multiple ChoiceHow do viruses cause disease?by secreting toxinsby producing excess wasteby damaging or killing cellsby competing with healthy cells for nutrients
- 16. Multiple ChoiceThe Anopheles mosquito transmits the parasite Plasmodium to humans. Plasmodium causes malaria. In this situation, which is the vector of the disease?Anopheles mosquitoPlasmodiumhumanmalaria
- 17. Multiple ChoiceWhich would most likely contribute to antimicrobial resistance?an increased number of health care facilitiesovercrowding and poor sanitation in urban areascreation of new varieties of vaccinations and medicinesproviding more education and training for medical
- 18. Multiple ChoiceWhich is the easiest way for a person to prevent microbial infections?Avoid contact with animals.Isolate themselves at home.Sterilize everything in the home.Wash hands frequently with hot water and soap.
- 19. Multiple ChoiceWhich is the most likely reason for a decline in antibiotic use?Antibiotics have severe health side effects.Companies find antibiotics too expensive to produce.Most health insurance does not cover treatment with antibiotics.Bacterial infections have become resistant to present antibiotic treatment.
- 20. Multiple ChoiceWhich characteristic makes bacteria suitable for scientific research of disease?They are multicellular.They reproduce rapidly.They keep virus populations under control.They grow in four stages allowing growth control.
- 21. Multiple ChoiceWhich best explains why more than 300 million people in Asia are infected with malaria each year?There is no way to protect people against the disease.The parasites that cause malaria lack the ability to resist antibiotics.The house fly contaminates food with infectious bacteria that cause malaria.Mosquitos are becoming resistant to insecticides and continue to carry the disease.
- 22. Multiple ChoiceHow does the reproductive potential of bacteria affect illnesses caused by bacteria?long generation time results in many bacteriashort generation time results in many bacterialong generation time results in only a few bacteriashort generation time results in only a few bacteria
- 23. Multiple ChoiceWhich best explains why antibiotics are ineffective in treating viral infections?Viruses destroy the antibiotic.Antibiotics only kill living cells.Antibiotics increase the rate of viral growth.Viruses escape antibiotics by hiding in cells.
- 24. Multiple Choice
A group of similar organisms that can mate and produce offspring.
evolution
butterflies
species
adaptations
- 25. Multiple Choice
change over time, a process by which modern species have descended from ancient organisms.
extinction
evolution
keystone species
meiosis
- 26. Multiple Choice
The organisms best adapted to the environment are the most likely to survive.
Natural Selection
Natural Extinction
Homologous Structures
variation
- 27. Multiple Choice
Structures that are similar in different species, likely inherited from a common ancestor.
Scientific Theory
Punctuated Equilibrium
Homologous Structures
Fossils
- 28. Multiple Choice
Differences between organisms of the same species.
keystone species
homologous structures
variation
selections
- 29. Multiple ChoiceThe gradual change in species over time is...EvolutionNucleotideAdaptationNatural Selection
- 30. Multiple ChoiceWhich of the following species is extinct?woolly mammothgiant pandabald eaglegreen sea turtle
- 31. Multiple ChoiceHow much of Earth's water is unavailable for humans to consume due to its high salinity?3%23%77%97%
- 32. Multiple ChoiceWhy must humans clean water before using it?Humans are unable to digest untreated river waterRiver water is free of any contaminant or pollutantsUntreated river water is brown and humans prefer clear waterClear water may contain contaminants that could harm humans
- 33. Multiple ChoiceHow does the amount of water circulating in the water cycle change?The amount of water remains constantThe amount of water increases each time it rainshe amount of water decreases and then increases each dayThe amount of water decreases every time evaporation occurs
- 34. Multiple Choice
How is freshwater treatment different from wastewater treatment?
Freshwater contains oils and vitamins needed for health
wastewater is not treated after use to protect the environment
Wastewater removes pollution to make potable water
Wastewater is treated after use to protect the environment
- 35. Multiple Choice
Which statement best describes how estuaries are positive environment for animals and plants
They flood regularly destroying organisms' habitat
They provide a safe hatchery full of nutrients and food
They dry up each summer stranding organisms in shallow water
hold high numbers of predators to feed off young organisms
- 36. Multiple ChoiceHow is the intertidal zone different from the open ocean environment?Conditions in the intertidal zone remain constantThe intertidal zone's conditions constantly changeThe open ocean is the shallowest zone in the oceanthe conditions in the open ocean change continually
- 37. Multiple ChoiceWhy is nitrogen gas important to the health of the ocean and its organisms?It is needed to make amino acids, proteins, and DNAIt is the main gas needed for photosynthesisis needed to produce energy during cellular respirationHard-shelled organism need it to make their shells.
- 38. Multiple ChoiceHow does mining on the ocean floor negatively affect the surrounding ecosystems?High turbidity clog the gills of ocean organismsHeavy metals in the food chain causing fish to weigh more.Increase in suspended solids cover fish make them invisibleSuspended solids in water blind organisms
- 39. Multiple ChoiceHow does warmer temperature affect plants living in the ecosystem?holds less solids, allowing pants to grow year roundHolds less gases, making plants to use gas stores in cellsHolds more oxygen, letting plants conduct photosynthesisHolds more solids, blocks sunlight, and stops photosynthesis
- 40. Multiple ChoiceHow can a change in the pH of water affect the ecosystemHigher pH levels suffocates fish and causes them to dieLower pH levels creates a healthier environment for fishChange in pH affect which biological &chemical process occurpH levels changes the temperature of water
- 41. Multiple ChoiceWhat does the picture show?A Food WebAn EcosystemA Food ChainA nice scenery
- 42. Multiple Choice
Where does the food chain START?
with consumers that eat grass
with the sun giving energy to producers
with the sun giving energy to consumers
with consumers eating other consumers
- 43. Multiple Choice
Breaks down and feeds on the remains of other organisms
decomposer
consumer
producer
- 44. Multiple Choice
An oak tree is a/an...
Producer
Primary Consumer
Secondary Consumer
Decomposer
- 45. Multiple Choice
Biomes have which of the following in common? (You can choose more than one)
Plants
Animals
Climate
Terrain
- 46. Multiple ChoiceThe place where an organism lives is its _________.habitatabioticecosystemcommunity
- 47. Multiple ChoiceAll of the nonliving parts of an ecosystem are _______.biographybioticabioticbiology
- 48. Multiple ChoiceWhat is a pure substance that cannot be broken down into any other substance by physical or chemical means. Ex: Gold, Silver, Oxygen, & Nitrogenelementcompoundmixturesalad
- 49. Multiple ChoiceWhat is a pure substance made of two or more elements chemically combined in a set ratio. Ex: CO2 has a set ratio of 1:2, meaning for every one carbon atom there are two oxygen atoms.elementcompoundmixturesalad
- 50. Multiple ChoiceWhat is an atom which has gained or last electrons called?isotopeatomionbalanced
- 51. Multiple ChoiceWhat type of property can only be observed by changing the substance into a new substance. Ex: Flammability, oxidationchemicalphysical
- 52. Multiple ChoiceWhat type of mixture contains visible parts (like a salad or a pizza or granite)homogenousheterogenous
- 53. Multiple ChoiceWhat is matterAnything which is solidAnything that takes up space and has masswhen something is wrong
- 54. Multiple ChoiceGold is an example of a(n)pure elementpure compoundpure mixture
- 55. Multiple ChoiceAir is an example of a(n)elementcompoundheterogenous mixturehomogenous mixture
- 56. Multiple ChoiceIn a mixture items can be separated __________chemicallyphysically
- 57. Multiple ChoiceOn the Periodic Table each element increases by one _________electronprotonneutronletter
- 58. Multiple ChoiceThe element Tellurium has the atomic mass of 127.60 and its atomic number is 52. How many neutrons are in the element Tellurium?179.60127.605276
- 59. Multiple ChoiceWhich particle does not contribute mass to the atom?ProtonNeutronElectronNucleus
- 60. Multiple ChoiceA pattern of eating that includes how much, what, and how often a person eats.MetabolismDietCaloriesVitamins
- 61. Multiple ChoiceNutrients that build and repair tissues and cells e.g. meat, milk, eggs.FatMineralsVitaminsProtein
- 62. Multiple ChoiceElements essential for good health. e.g. Calcium, Iron, PotassiumProteinFatMineralsCarbohydrates
- 63. Multiple ChoiceThe process of converting the energy in food into energy the body can use.MetabolismDietDigestionCalories
- 64. Multiple ChoiceThe body uses this to carry nutrients and waste. It also helps joints move smoothly.FatWaterMineralsVitamin
- 65. Multiple ChoiceOrganic compounds that control several body functions. e.g. A, C, KCarbohydratesMetabolismVitaminsDigestion
- 66. Multiple ChoiceWhich best describes a fossil that helps determine the relative age of a rock layer?trace fossilindex fossilradioactive fossilunconformity fossil
- 67. Multiple ChoiceWhat role do faults play in the Law of Superposition?Faults create new types of rock.Faults are younger than the layers they cut through.Faults are the same age as the layers they cut through.
- 68. Multiple Choice
Which are most closely related to biotechnology?
medicine and agriculture
construction and engineering
water treatment and electricity generation
communication and information technology
- 69. Multiple Choice
Which is a concern of scientists when genetically modifying plants?
Plants will pass on diseases to animals.
There will be a decrease in biodiversity.
Plants will have a longer growing season.
There will be a decrease in revenue for pesticide manufacturers.
- 70. Multiple Choice
How does biotechnology most likely affect North Carolina’s population?
Jobs are created and attract more people to the area.
Research advancement causes people in need of medicines to move to the area.
People are not concerned with biotechnology so the overall population is not impacted.
The issue causes controversy and people hesitate to live in a state where a large amount of research takes place.
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