FREE BIOLOGY AND STUDY GAMES ABOUT A P 1 UNIT 1

PDF Download FREE BIOLOGY AND STUDY GAMES ABOUT A & P 1 UNIT 1 EXAM Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -31 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: negatively charged particle

Answer:

Electron

Question 2: Energy in motion

Answer:

Kenetic energy

Question 3: The sum of the masses of an atom's protons and neutrons

Answer:

Mass number Question 4: organ system that breaks down food into absorbable units that enter the blood for distribution to body cells.

Answer:

Digestive system

Question 5: Stored energy

Answer:

Potential energy Question 6: The maintenance of a relatively stable internal environment despite continuous outside changes.

Answer:

Homeostasis Question 7: structural variation of an element in which an atom has the same number of protons, but a different number of neutrons.

Answer:

Isotope

Question 8: Mechanism that reduces the effect of the original stimulus.

Answer:

Negative Feed back mechanism

Question 9: Located in nucleus has a neutral charge

Answer:

Neutron Question 10: Mechanism that intensifies the initial stimulus, leading to enhancement of response.

Answer:

Positive feed back mechanism

Question 11: Three states of Matter

Answer:

Solid, Liquid, Gas Question 12: Organ system that includes blood vessels which transport blood, which carries oxygen, carbon dioxide, nutrients and wastes. Heart Pumps blood.

Answer:

Cardiovascular system

Question 13: When two or more different kinds of atoms bind.

Answer:

Compound Question 14: substances composed of two or more components psychically intermixed.

Answer:

Mixtures

Question 15: equal to the number of protons in the nucleus of an atom.

Answer:

Atomic Number

Question 16: System that regulates and controls breathing

Answer:

Respiratory system

Question 17: Example of Suspension

Answer:

Blood Question 18: Organ system that picks up fluid leaked from blood vessels and returns it to blood.Disposes of debris in the system. Houses white blood cells. Can also be called immune system.

Answer:

Lymphatic system

Question 19: 4 forms of Energy

Answer:

Chemical, Electrical, Mechanical, Radiant

Question 20: Located in nucleus, has a positive charge.

Answer:

Proton

Question 21: Organ system that forms external body coverings, Protects deeper tissue from injury, synthesizes vitamin D and houses receptors and sweat and oil glands.

Answer:

Integumnetary System Question 22: the average of the relative weights of all the isotopes of an element.

Answer:

Atomic weight.Question 23: organ system that eliminates waste and regulates water and other things in the blood.

Answer:

Urinary System Question 24: Unique substances that cannot be broken down into simpler substances by ordinary chemical methods.

Answer:

Elements

Question 25: Organ system that aids in the production of offspring.

Answer:

Reproductive system.Question 26: Organ system that allows manipulation of the environment, locomotion and facial expression, maintains body posture and produces heat.

Answer:

Muscular System

Question 27: Example of Colloid

Answer:

Jello

Question 28: Example of a solution

Answer:

Water