Hydrosphere
Geologic/ Life Evolution
Random
Microbiology
Chemistry
100
The three major groups of marine life include Nekton, Benthos, and? A. Plankton B. Killer Whales C. Cod D. Sharkes
What is Plankton?
100
Scientists think that dolphins and whales may have evolved from a common ancestor. What evidence supports this hypothesis? A They swim the same way. B They eat the same food. C They live in the same area of the ocean. D They have similar anatomies.
What are they have the same anatomies?
100
What process is most responsible for the extinction of most species of plants and animals that have lived on Earth? A gene mutation B environmental changes C selective breeding D decrease in reproduction
What is environmental changes?
100
The factor that best explains why some people will react differently than others to the same dose of an antibiotic. A high potency B low concentration C individual exposure D individual susceptibility
What is individual susceptibility
100
Evidence that elements can combine to form new compounds. A melting a solid B freezing a liquid C moving a piece of metal with a magnet D pouring two liquids together to create a solid
What is pouring two liquids together to create a solid?
200
Which will most likely result if there is increased upwelling in a coastal area? A more aquatic life B less nutrients in the water C higher water temperatures D fewer nitrates
What is more aquatic life?
200
The best evidence that two continents were once connected. A They have similar types of rocks and fossils. B They are in the same stage of succession. C They exist along the same line of latitude. D They have the same climate.
What is they have similar types of rocks and fossils
200
Which best describes the characteristics of a river basin? A the land drained by a river and its tributaries B the land formed when rivers create estuaries and marshes C the land at the mouth of a river where water flows into the ocean D the land formed as a result of a river flooding
What is the land drained by a river?
200
The statement that best describes influenza. A Influenza causes most forms of lung cancer. B Influenza is caused by poor hygiene. C Influenza is cured with antibiotics. D Influenza is highly contagious.
What is Influenza is highly contagious
200
The property of metals that allows them to be used to make coins that have the same thickness. A electrical conductivity B density C malleability D specific heat
What is malleability.
300
Which best determines the health of a lake used as a source of freshwater? A its depth and width B its temperature and pH C its location and depth D its temperature and depth
What is temperature and pH?
300
Which would best allow a species to survive environmental changes? A similar physical features B low mutation rate C small population D genetic diversity
What is genetic diversity?
300
What are organisms that break down things called? A. Decomposers, B. Eubacteria, C.Genetic Engineering, D.The Lytic Cycle
What are Decomposers?
300
The type of training local schools offer in order to prepare potential workers in the pharmaceutical industry. A biotechnology B ecology C engineering D geology
What is biotechnology?
300
Which shows one example of a physical change and one example of a chemical change? A boiling water and melting wax B rusting iron and baking a cake C dissolving powder and shredding paper D freezing water and burning coal
What is Freezing water and burning coal?
400
Which of these organisms is a producer in a marine ecosystem? A fish B gull C algae D worm
What is algae?
400
What do earthquakes tell scientists about the history of the planet? A Earth’s climate is constantly changing. B The continents of Earth are continually moving. C Dinosaurs became extinct about 65 million years ago. D The oceans are much deeper today than millions years ago.
What is the continents of earth are continually moving?
400
The process where oxygen is added to nutrients to release energy in the form of ATP. A.photosynthesis B.endocytosis C.exocytosis D.cellular respiration
What is cellular respiration
400
A less complex cell composed of no true nucleus. unicellular multicellular prokaryote eukaryote
What is a prokaryote?
400
What happens to water molecules during the boiling process? A They move faster and move farther apart as they absorb heat. B They move faster and remain close together as they absorb heat. C They move more slowly but move farther apart as they lose heat. D They move faster and move farther apart as they lose heat.
What is they move faster and farther apart as they gain heat?
500
Why is water from an aquifer more likely to be cleaner than water from other sources? A because it forms where fresh and salt water meet B because it receives water directly from precipitation C because it rises to the surface near the ocean D because pollutants are filtered by rock and soil deep within Earth
What is pollutants are filtered by rock and soil deep within the Earth?
500
What is involved in creating genetically modified bacteria? A allowing them to reproduce freely B changing their food source C using biotechnology techniques D growing them on selected plants
What is using biotechnology techniques?
500
How does a balanced chemical equation satisfy the Law of Conservation of Mass? A During a chemical reaction, the total amount of matter stays the same. B During a chemical reaction, matter is destroyed. C During a chemical reaction, one or more new substances are formed. D During a chemical reaction, the total number of atoms increases.
What is during a chemical reaction, the total amount of matter stays the same?
500
Which is the best way to help prevent the flu from becoming a pandemic? A getting a vaccination B taking antibiotics C eating fruits and vegetables D washing hands often
What is getting a vaccination?
500
Which pair of elements has the most similar properties? A Li and B B I and Ca C K and He D N and P
What are N and P?
M
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