Ch. 1
Which sequence correctly lists the different levels of biological organization, from the
smallest and simplest to the largest and most complex?
cells-tissues-organs-organ systems-organism
This number tells you how many protons are in the nucleus of an atom.
What is the atomic number?
Male goats will attempt to mate with goats who resemble the female goat who raised
them. This is an example of
what is imprinting
When two species attempt to use the same resources in the same environment, this type of interaction occurs.
What is competition?
An ecosystem is made up of these two major components.
(hint: living and non living factors)
What are biotic and abiotic factors?
When a person sweats to cool down after running on a hot day, they are demonstrating this characteristic of life.
What is homeostasis?
These versions of the same element differ in the number of neutrons they contain.
What are isotopes?
A female bird chooses the prettier, most colorful, and best dancing male bird to mate with, what is this an example of?
what is sexual selection
When both species benefit from a close relationship, this type of symbiosis is occurring.
What is mutualism?
Fungi and bacteria that break down dead organic matter are classified as these.
What are decomposers?
Jennifer wants to use the brand of fertilizer that gives her the most tomatoes from
each plant. She breaks her plants into groups and uses a different brand of fertilizer on
each group. The experimental/independent variable is represented by
brand of fertilizer
A substance that releases hydrogen ions (H⁺) when dissolved in water is classified as this.
What is an acid?
(lower the pH the more acidic it is)
The mating strategy in which a female mates with multiple males is
what is polyandry
All the organisms in your front yard form this, while the blue jays living there form this.
What is a community and a population?
These organisms produce food for an ecosystem by capturing energy.
What are autotrophs?
All the birds called cardinals (Cardinals cardinalis) in a forest would comprise a(n)
population
Glucose, fructose, and galactose are all examples of this type of simple sugar.
What are monosaccharides?
A nephew has a genetic relatedness of ____________ to an uncle?
what is 1/4th
What will the population graph look like if there is a high birthrate and high death rate?
What is a diagram shaped like a pyramid
Walk through the carbon cycle defining reservoirs and exchange pools.
anything
This type of study reduces bias because neither the participants nor the researchers know who is receiving the treatment.
What is a double-blind study?
This structural polysaccharide strengthens the exoskeletons of insects and the cell walls of fungi.
What is chitin?
First cousins have a genetic relatedness of ____________?
what is 1/8th
The per capita rate of increase is zero when each generation produces exactly enough offspring to replace itself, as in salmon spawning.
What is zero population growth?
Walk through the nitrogen cycle defining reservoirs and exchange pools.
anything