Human organism "what is life"
In the figure from question 3, what is structure C?
a cell
This trait distinguishes humans from other forms of life.
altruism
In which kingdom are Humans found?
animalia
The correct sequence from simplest to most complex level of organization is?
atomic, chemical, cellular, tissue, organ, organ system, organism
Molecules are composed of ___________ and arranged within _____________.
atoms; cells
This is the smallest unit of life.
cell
Which of the following items represents the smallest unit of life?
cell
In what level of organization are molecules such as DNA?
chemical level
What level of organization is indicated by the figure below?
chemical level
In the figure below, what step of the scientific method is most likely being practiced?
communicating
This is a collection of people or organisms of a particular species living in concert with other organisms.
community
In a typical feedback system, this component is responsible for integrating the stimulus and causing the signal for the response.
control center
Which of the components of a typical feedback system is responsible for altering behavior to reduce the original stimulus?
effector
Deductive reasoning is used to develop this part of the scientific method.
experiment
The scientific method includes five steps. Step three represented in the image below is the:
experiment
All Living organisms are composed of each of the following except:
tissue
If a scientific discovery has both personal and political ramifications, it would be best to ________.
read and evaluate every article that you can find on the subject
A feedback system is composed of three components. What is the correct order for the components in the system : a receptor, a control center, and an effector?
receptors, control center, effector
Anyone can employ the scientific method to answer questions they have about the world around them.
true
All of the following are characteristics of life except:
requires movement
Ethical decisions are based upon:
right and wrong
This is the process used to answer questions a person may have about the world around them.
scientific method
This is a taxonomic classification group of organisms that can breed and produce offspring capable of breeding.
species
Which of the following taxonomic levels includes organisms that can interbreed and produce viable offspring?
species
______________ is the science of classification based on structural similarity and common ancestry.
taxonomy
Identify the components of a typical feedback system by writing the following terms on the diagram:
Receptor at top, control center in the middle of the diagram, and effector at the bottom.
If a scientific discovery has both personal and political ramifications, it would be best to _____.
read and evaluate every article that you can find on the subject
For a result to be considered statistically significant, it would occur by chance less than _____ experiments in ________ experiments.
1;20
Which level of organization is a group of similar cells with similar function (blue numbers represent each level of organization)?
3 (white and pink inside)
On the figure below, identify the nonliving portion.
B
Which of the following represents a population?
B (street filled with people)
In which kingdom are humans found?
D (leopard)
Which of the following is not a characteristic of life?
has a low degree of organization
The diagram shown illustrates the mechanism of ____________. (stimulus=receptors=control center=effectors=response)
homeostasis
This is a testable statement that has been formulated from a previous observation.
hypothesis
Why is it that after reviewing scientific data, all members of society do not reach the same conclusion regarding its value and impact on society?
interpretation
In science, the word "Theory":
is a hypothesis that has not been disproven by many experiments
Which of the following statements about altruism is false?
it requires self-preservation to survive and protest offspring
The level of organization indicated by the arrow is:
kingdoms
The scientific method starts with ___________ and ends with__________:
making an observation; communicating results
Which of the following characteristics is not a homeostatic response of being cold?
more blood flows through skin
In the figure below the box with the 3 represents: (1=receptors=control center=effectors=2)
negative feedback
The organism in the photo is demonstrating what type of homeostatic mechanism?
negative feedback
The organism in the photo is demonstrating what type of homeostatic mechanism? (women taking a drink)
negative feedback
Thermoregulation is a good example of this process.
negative feedback
Homeostasis is maintained most often by ____.
negative feedback system
Homeostasis is maintained most often by ________.
negative feedback systems
Which sequence below lists the steps of the scientific method in the correct order?
observe, hypothesis, experiment
Of the levels listed, which is the most complex?
organism level
Of the levels listed, which is the most complicated?
organism level
