1. Which property of water is the attraction of molecules of the same substance?
2. Which property of water is the attraction of molecules of different substances?
3. These two properties of water both form? (Hint: it helps water go up from the roots of plants through its xylem, etc).
1. Cohesion
2. Adhesion
3. Capillary action
1. Name the steps to the scientific method (HINT: There are six).
2. Which charcteristic of life states that an organism must maintain a relatively stable internal environment?
1. Ask a question, inference, hypothesis, experiment, collect and analyze data, conclusion
2. Homeostasis
1. Name the process in the nitrogen cycle that turns atmospheric nitrogen into ammonia.
2. Which process in the nitrogen cycle turns ammonia into ammonium?
3. Which process in the nitrogen cycle turns nitrates into atmospheric nitrogen.
1. Nitrogen fixation
2. Ammonification
3. Denitrification
1. Name three examples of carbohydrates.
2. Name two or more examples of lipids.
1. Answers will vary
2. fats, oils, waxes, steroids.
Describe what biological magnification is.
It is when a pollutant is picked up by an organism and is note broken down or eliminated from its body. instead, the pollutant collects in body tissues.
1. Name the three variables in an experiment.
2. Name the two groups in an experiment.
1. Independent variable, dependent variable, and a constant.
2. Control and experimental group
1. The reactants in an enzyme-catalyzed reaction are referred to as?
2. Explain what a catalyst does
3. Which example of a protein is known as a biological catalyst?
1. Substrates
2. A catalyst speeds up the rate of a reaction by decreasing its activation energy.
3. Enzymes
1. Describe the difference between ionic and covalent bonds.
2. Positively and negatively charged atoms are known as? (When an atom gains or loses an electron).
1. Ionic bonds involve the transferring of electrons, whereas covalent bonds involves the sharing of electrons.
2. Ions
What were the three resources Thomas Malthus stated for the human population to survive?
War, famine, disease.
In which cycle does nutrients flow through, this cycle is also referred to as the nutrient cycle?
Biogeochemical cycles.
1. Which type of consumer consumes the carcasses of deceased animals? Give an example as well
2. Which autotrophic process uses light, water, and carbon dioxide to form glucose/sugar and oxygen?
1. Scavengers; Vultures
2. Photosynthesis
1. Name all four biomolecules
2. Which biomolecule has a ratio of 1:2:1?
3. Which biomolecule has the elements Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorus (CHONP).
1. Carbohydrates, Lipids, Proteins, Nucleic acids
2. Carbohydrates
3. Nucleic acids
1. Describe the difference between primary and secondary succession.
2. The first species to colonize barren areas are referred to as?
1. Primary succession begins first with barren lands (takes longer), whereas secondary succession happens after a disaster eg. forest fire, and has soil present (takes shorter).
2. Pioneer species
What is the difference between a renewable and nonrenewable resource?
Describe the difference between weather and climate.
Weather is day by day conditions, but climate is long term patterns of weather.
Describe the structure of the water molecule. Make sure to include the elements, charges, and the bonds that are formed within the molecule itself.
The water molecule contains two hydrogen atoms and one oxygen atom.
The oxygen atom has a partially negative charge and the hydrogen atoms have a slightly positive charge.
The bonds that are formed between the oxygen and hydrogen atoms is called polar-covalent bonds or covalent bonds.
1. Explain what the competitive exclusion principle is.
2. Explain what a niche is.
1. This principle states that no two organisms can occupy the same niche in the same habitat at exactly the same time.
2. A niche describes not only what an organism does, but also how it interacts with biotic and abiotic factors in the environment.
1. Which biome has a very cold climate year round and has permafrost?
2. Which biome has cold winters and cool summers and it has two names?
1. Tundra
2. Boreal forest/Taiga
1. Which biomolecules' examples include DNA and RNA?
2. What is the monomer of this biomolecule?
3. Name the parts of this monomer (HINT: There are three).
1. Nucleic acids
2. Nucleotides
3. Nitrogenous base, phosphorous group, and 5-carbon sugar
1. The loss of forests is known as?
2. What word means the combination of farming, overgrazing, seasonal drought, and climate change can turn farmland into desert?
1. Deforestation
2. Desertification
1. Describe the difference between a biotic and an abiotic factor.
2. Name the levels of organization from most specific to least specific (Smallest to largest)
1. A biotic factor is a living factor, whereas an abiotic factor is non-living.
2. Species/individuals, population, community, ecosystem, biome, and biosphere.
Name all three symbiotic relationships and what each symbiotic does.
Mutualism, Parasitism, and Commensalism.
Mutualism: They both benefit.
Parasitism: One benefits, one is harmed.
Commensalism: One is benefitted, one is not affected.
1. What is the difference between immigration and emigration?
2. What shape is an exponential graph?
3. What are the three phases of logistic growth?
1. Immigration is going into a population, but emigration is going out of a population.
2. The graph is J-shaped.
3. Phase I = Exponential growth
Phase II = Growth slows
Phase III = Carrying Capacity
Which characteristic of life states that organisms need energy by building up or breaking down material?
Metabolism.
1. Are van der Waals forces stronger of weaker than covalent and ionic bonds?
2. Are hydrogen bonds stronger or weaker than van der waals forces?
1. Weaker
2. Stronger