Biology-Chapter 1 Review

Question 1

The various parts of Earth's biosphere are connected and...

Accepted Answer

diverse

Question 2

The term used to describe the variety of life across the biosphere is:

Accepted Answer

Biodiversity

Question 3

Organisms rely on both negative and positive feedback processes and behaviors to maintain:

Accepted Answer

homeostasis

Question 4

What is the name given for genetic changes in living things over time?

Accepted Answer

adaptation, evolution

Question 5

Scientists use observations and data to form and test:

Accepted Answer

hypotheses

Question 6

Scientific theories can change when scientists:

Accepted Answer

provide conflicting scientific evidence

Question 7

The study and manipulation of DNA on a molecular level is known as:

Accepted Answer

molecular genetics

Question 8

Scientists use scientific thinking to test:

Accepted Answer

hypotheses

Question 9

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

Accepted Answer

species

Question 10

How have computer models expanded biological research?

Accepted Answer

Simulate biological systems too complex to view in nature

Question 11

What is a genome?

Accepted Answer

All of an organism's DNA

Question 12

What is true about dependent variables in an experiment?

Accepted Answer

it is the experimental data

Question 13

The word used to describe LIVING parts of an ecosystem/environment.

Accepted Answer

Biotic

Question 14

Organisms use energy for all chemical processes. Together all of these are called?

Accepted Answer

metabolism

Question 15

During an experiment, which factors are observed and measured?

Accepted Answer

dependent variables

Question 16

Which phrase best describes scientific theories?

Accepted Answer

they explain a few observations

Question 17

Which statement is true of the many parts of biosphere?

Accepted Answer

each part is connect to all others

Question 18

An understanding of Biology helps you evaluate important issues based on:

Accepted Answer

evidence

Question 19

Exploring how indoor air pollutants lead to respiratory problems is an example of using biology

Accepted Answer

to improve human health conditions

Question 20

The word used to describe the NONLIVING parts of an environment/ecosystem.

Accepted Answer

Abiotic

Questions 20