Biology 1 - Quest 1

What are you doing when you use your 5 senses?

Observation

A prediction that is made using an if/then statement is called what?

Hypothesis

Data that is collected using numbers is what kind of data?

Quantitative Data

Data that is collected using words and descriptions is what kind of data?

Qualitative Data

The part of the experiment that you are capable of changing is called what?

Independent variable

The parts of the experiment that remain the same throughout

constants

Similar organisms that can reproduce by interbreeding belong to the same _______________

species

What is the variable that is measured in an experiment?

Dependent variable

What is the base unit for mass in the metric system?

gram

What is the base unit for volume of a liquid in the metric system?

liter

What is the base unit for length in the metric system?

meter

Which characteristic of life explains why your body temperature does not change when you go outside?

Living things maintain a stable internal temperature

What is the most basic unit of life?

cell

The variety of life across the biosphere is called _____________

Biodiversity

Which characteristic of life explains why humans no longer use their appendix?

As a species, living things change over time

Which characteristic of life explains how you were once a tiny baby and now are a teenager?

Living things grow and develop

What is it called when you make a prediction based on what you already know?

Inference

What type of graph is best for comparing this class’s favorite subjects?

Bar graph

What type of graph is best for showing how much you have grown each year since you were born?

Line graph

What type of graph is best for showing how you spend the hours in a day?

Pie graph

What is an explanation for a wide range of observations and experimental results that is supported by a wide range of evidence?

Scientific Theory

What is a descriptive account of how nature will behave under certain conditions?

Scientific Law

Characteristics of living things

made of cells, reproduce, based on DNA, grow and develop, metabolism (obtain and use energy), respond to their environment, maintain homeostasis (stable internal environments), evolution (change over time)

Light Microscope

provides an enlarged image if an object using a light beam (visualize up to 1500 times)

Electron Microscope

uses beams of electrons to magnify objects (visualize up 100,000 times)

What are some Biotechnology benefits?

Genetically modified food, resists insects and larger, and human genetic screening.

What are some Biotechnology risks?

Unknown long term effects

What are some Biotechnology ethical considerations?

Who should have access to this info, and how should it be used?

Biosphere

Includes all living things on Earth; environments, plants, animals, bacteria,

Organism

Any individual living thing