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Chemical Context of Life and Importance of Water

Authored by Melissa Castone

Biology

University

NGSS covered

Used 10+ times

Chemical Context of Life and Importance of Water
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are chemistry and biology inherently related subjects?

Both are about matter ("stuff"). Bio is more specific to living things

Chem is based on atoms/molecules and their interactions. Living things function due to atoms/molecules

The functioning of living things is due to chemistry/chemical reactions/molecular interactions (i.e. metabolism)

All answers are correct

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

NGSS.HS-LS2-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the smallest unit of a living thing?

Cell

Atom

Molecule

Organ

Tags

NGSS.MS-LS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a compound?

NaCl dissolved in water

NaCl

Na

Air

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the elements of life?

CHNOPS

C, H, and O

C and H2O

Fire, magic, thunder, and Kanye

Tags

NGSS.HS-LS1-6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements about the nucleus of an atom is false?

It contains protons and neutrons

It is very small/dense

Its overall charge is +

It allows for the chemical behavior of the atom

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

_ are the subatomic particles that determine how atoms interact with one another (and as a side note this is what we care about in biology). They exist, most accurately, in _

Electrons, orbitals

Electrons, energy levels (shells)

Protons, orbitals

Protons, energy levels (shells)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Covalent bonds involve a _ of electrons. In a triple covalent bond (represented by three lines) there are _ total electrons involved in the bond

Sharing, 6

Sharing, 3

Transfer, 6

Transfer, 3

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