Biology Chapter 2 Study Guide

What are the three subatomic particles that make up atoms?

• Protons, Neutrons, Electrons

• Protons, Neutrons, Photons

• Electrons, Photons, Neutrons

• Protons, Electrons, Quarks

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NGSS.MS-PS1-1

How are all isotopes of an element similar?

• They have the same number of protons.

• They have the same number of neutrons.

• They have the same number of electrons.

• They have the same atomic mass.

How do compounds differ from their component elements?

• Compounds have different properties than their elements.

• Compounds have the same properties as their elements.

• Compounds are always gases.

• Compounds are always metals.

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NGSS.MS-PS1-5

What are the two main types of chemical bonds?

• Ionic and Covalent

• Metallic and Ionic

• Covalent and Metallic

• Hydrogen and Ionic

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NGSS.HS-PS1-1

What are the subatomic particles that make up atoms?

• Protons, neutrons, and electrons

• Protons, neutrons, and photons

• Neutrons, electrons, and photons

• Protons, electrons, and positrons

Tags

NGSS.MS-PS1-1

What is an element?

• A mixture of different substances

• A pure substance that consists entirely of one type of atom

• A compound made of multiple types of atoms

• A solution of various elements

What is the atomic number of the element shown in the image?

• 8

• 12

• 6

• 4

Tags

NGSS.MS-PS1-1

Which of the following elements is a major component of living things?

• Zinc

• Calcium

• Selenium

• Copper

Which element is considered a trace element in living organisms?

• Carbon

• Hydrogen

• Iron

• Oxygen

Which of the following is not a major element in living things?

• Phosphorus

• Nitrogen

• Magnesium

• Oxygen