Heredity
Earth/Space
Life Science
Chemistry
Nature of Science
100
If a plant had this genotype what would be its phenotype? Bb B = Blue flowers b = Purple flowers
Blue flowers
100
What are the three types of rocks?
Igneous, sedimentary, metamorphic
100
What is an autotroph versus a heterotroph?
Autotroph - producer (can produce its own food)
Heterotroph - cannot produce its own food (consumer)
100
How would you know a chemical reaction occurs? Give an example of a chemical reaction
A new substance was created Paper burning Metal rusting melting crushing
100
What is a hypothesis?
A testable statement - answers a research question and is then tested within an experiment.
200
The gene that is not seen when a dominant gene is present.
Recessive
200
What is the difference between weather and climate?
Weather - condition of the atmosphere at a given time and place
climate - the average pattern of weather at a given area over time
200
Define the terms: Population, Community, and Ecosystem
Population - group of the same species in an area
Community - all of the living things in the same area
Ecosystem - all of the living and non living things in the same area
200
What is it called when a substance
- Measures 0-6 on the pH scale
- tastes sour
- conduct electricity
Acid
200
What is the independent and dependent variables in an experiment?
Independent - the variable that is being tested
Dependent - the variable being measured (outcome variable)
300
________ are segments of DNA, which carry instructions for the traits on an organism.
Genes
300
Explain what the three plate boundaries are.
Convergent - collide
Divergent - spread apart
Transform - slide past each other
300
Explain mutualism, commensalism, and parasitism.
Mutualism - both benefit
Commensalism - one benefits the other is unaffected
Parasitism - one benefits the other is harmed
300
What information about an element does atomic mass and atomic number tell us?
atomic number - # of protons
atomic mass - # of protons and neutrons
300
Why should you always do multiple trials in a science experiment?
To reduce bias
Make the results more accurate
400
What is the percentage of offspring that will have the dominant trait with parents that have genotypes Bb and Bb?
75%
400
Place in order from largest to smallest: solar system, planet, moon, universe, galaxy
Universe, galaxy, solar system, planet, moon
400
What is an adaptation? How does it relate to the theory of evolution?
Adaptation - a characteristic that is beneficial for an organisms survival
Overtime adaptations can lead to an organism evolving into an new species - evolution (organisms evolve as a response to changing environmental conditions)
400
What are the 3 parts of an atom and what type of charge do they carry?
Neutron (0)
Proton (+)
Electron (-)
400
What is the difference between a theory and a law?
Law - explains how something works
Theory - tries to explain why through current evidence
500
Each offspring receives _____ percent from each parent.
50%
500
Explain what weathering, erosion, and deposition are.
Weathering - breaking down of material
Erosion - the movement of materials from one place to another
Deposition - when material is carried by forces and then left in an area
500
Write a food web example with 4 organisms and label the titles given to those organisms.
Grass (Producer) --> Rabbit (Primary Consumer) --> Fox (Secondary Consumer) --> Wolf (Tertiary Consumer)
500
What is the difference between an element and a compound? Give 1 example of each.
Element - pure substance, made of only one type of atom (Nitrogen)
Compound - composed of two or more types of atoms (C6H12O6)
500
What is the importance of replication in the scientific investigation process?
Replicating investigations by other scientists to ensure accuracy of results