Ch. 1-2 Biology Test Review 2

All the living things and all the places they are found is known as the:

• species

• biodiversity

• biosphere

• mega-ecosytem

Tags

NGSS.MS-LS2-5

A group of organisms that are closely related and can produce fertile offspring are known as a(n)

• ecosystem

• species

• phylum

• order

Tags

NGSS.HS-LS4-2

All the chemical processes in an organism is the __________________ of the organism:

• enzymes

• system

• homeostasis

• metabolism

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

The hereditary molecule that all organisms have is:

• DNA

• peroxidase

• glucose

• starch

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

The maintenance of constant internal conditions is known as: (Be sure you could identify an example of this.)

• ecosystem balance

• metabolism

• homeostasis

• evolution

Tags

NGSS.HS-LS1-3

Recorded observations are called ____________.

• data
• hypothesis

• independent variable

• theory

An experiment tests if an organism's heart rate is affected by sugar. !0 organisms are given sugar. 10 organisms receive food with no sugar. The no sugar organisms are the (a)   group of the experiment.

An experiment tests if an organism's heart rate is affected by sugar. 10 organisms are given sugar. 10 organisms receive food with no sugar. The heart rate is measured before and after the sugar. The dependent variable is the _________.

• organisms with no sugar

• heartrate
• organisms with sugar

• food

A proposed explanation that is well-tested and explains a broad range of observations is a:

• hypothesis

• prediction

• theory

• control group

A particular type of atom that cannot be broken down into simpler substances is an ___________________.

• ion

• hydrogen bond

• molecule

• element

Tags

NGSS.HS-PS1-1