2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Levels of Organization Scientific Method Characteristics of living things Biology & Your Future Grab bag

Basic unit of life

Cell

Similar organisms that can reproduce and make offspring

Species/population

A physical environment with different species that interact with one another and with the non-living things in their surroundings

Ecosystem

A group of populations/species interacting together

Community

Compare the meanings of the terms organism, species, and biodiversity

An organism is a single living thing and a species is a group of organisms that can reproduce. Biodiversity is measured by the number of species in a given area.

Scientists use observations and data to form and test…..?

Hypotheses

Which phrase best describes scientific theories? a)Explain few observations b)Serve as speculations c)Are never proven d)Cannot be replaced

c) Are never proven

During an experiment which factor is observed or measured?

Dependent variable

What two types of data can be collected in an experiment and give me an exp of each

Quantitative – numerical values Qualitative - descriptive

At which stage of scientific thinking are scientists most likely to consider the data and conclusions of other scientists to propose new experiments

Hypothesis

All living things do this to ensure the continuation of a species.

Reproduce

Genetic change in living organisms over time.

Evolution

All chemical processes used to build up or break down materials.

Metabolism

Organisms rely on both negative feedback processes and behavior to maintain this…

Homeostasis

Name at least 3 characteristics that all organisms share.

1.Reproduce 2.Highly organized 3.Respond and adjust 4.Adapt and evolve 5.Metabolize 6.Grow and develop 7.Respiration

The study and manipulation of DNA on a molecular level.

Molecular genetics

Exploring how cigarette smoke leads to respiratory problems is an example of using biology to…….

Improve human health

How have computer models expanded biological research? a)They help scientists design better X-rays b) They simulate complex biological systems that cannot be studied directly c) They give scientists the ability to observe molecules directly d) They allow the use of human experimental subjects

b) They simulate complex biological systems that cannot be studied directly

Computer modeling would most likely have to be applied to which of these biological research topics? a)How sugar levels in an athletes muscles change during exercise b) How West Nile virus might spread among a population c) How a drug to treat cancer affects laboratory rats that have cancer d) How different amounts of fertilizer change crop yields

b) How West Nile might spread among a population

The diagram shows 2 uses of biotechnology, process B differs from process A because it relies on ……

Transgenic organism

What organ of a buffalo did Plains Indians use to make yellow paint?

Gallbladder

What is the only mammal that can’t jump?

Elephant

What are rats unable to do, making them extra vulnerable to poison?

Vomit

How many minutes does it take the average person to fall asleep?

7 minutes

How many of every 10 victims infected by the Ebola virus will die in two days?

Nine