Life Science Questions

An experiment in which only one variable is change is a __________experiment

Which of the following is NOT a way that science influences society?Science provides answers to some of society's practical problems.Science gives society answers to difficult ethical issuesSciences advances terminology that is useful to societyScience increases society's understanding of how people affect the environment

How do scientific theories compare to hypotheses?Theories are the same as hypothesesTheories unify a broad range of observations and hypothesesHypotheses combine the ideas of several theories to explain eventsHypotheses are the dominant view among scientists

What are the smallest objects that biologists study?cells body organsmoleculesorganisms

Which big idea in biology is MOST concerned with DNA?information and hereditycellular basis of lifematter and energyinterdependence in nature

Measurements made while observing a plant grow 3 cm over a two-week period are calledinferencesvariableshypothesesdata

Science differs from other disciplines, such as history and the arts, because science relies onfactsinteresting explanationsobservationstheories

Make an observationAsk a questionForm a hypothesistest hypothesisCollect dataAnalyze datareport conclusions

1. One or more cells- The organism has to be made up of one cell or many cells.2. Organization- They have to have an orderly structure.3. Grows and develops- The organism has to gain mass or more cells and has to have natural changes over an organism's life.4. Reproduces- The organism has to be able to make offspring.5. Responds to stimuli- It has to respond to internal and external conditions.6. Requires energy- It needs to consume something.7. Maintains homeostasis- It has to maintain a certain temperature and has to maintain life.8. Evolves over time- Inherited characteristics developed in a species over time.

After a scientist publishes a paper, someone else finds evidence that the paper's hypothesis may not be correct. The scientist is unhappy, but studies the new evidence anyway. The scientist is showing which scientific attitude?creativitycuriosityopen-mindednessskepticism

Would a scientist who studies evolution also have to learn about other branches of biology? Why or why not?yes, the other branches are more importantyes the different branches are interrelatedno the other branches do not affect evolutionno each branch is separate from the others.

Based on your observations, you suggest that the presence of water could accelerate the growth of bread mold. This is aconclusionhypothesisan experimentan analysis

A student sees a bee on a flower. The student wonders how the bee finds flowers. This student is displaying the scientific attitude ofcreativitycuriosityopen-mindednessskepticism

What characteristic of life is not necessary to live?

Humans going through puberty is considered...

Living things _______ to create offspring

Development - living things undergo ___________ throughout their lives

acts primarily as storage for food and water

Do we believe in a young earth or old

What 2 species did Charles Darwin find in the Galapagos islands?