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Seminole State Campell Biology Final Exam Review Questions and Correct Answers | Latest Update

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Seminole State Campell Biology

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Seminole State Campell Biology

What is positive feedback? -:- An end product speeds up its own production. What is negative feedback? -:- Accumulation of the end product slows its production. What is an example of positive feedback? -:- The increasing labor contractions of childbirth before delivery. Which of these is r...

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seminole state campell biology final exam review
what is positive feedback an end product sp

Institution Seminole State Campell Biology
Course Seminole State Campell Biology

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Seminole State Campell Biology Final Exam
Review Questions and Correct Answers |
Latest Update
What is positive feedback?

✓ -:- An end product speeds up its own production.

What is negative feedback?

✓ -:- Accumulation of the end product slows its production.

What is an example of positive feedback?

✓ -:- The increasing labor contractions of childbirth before delivery.

Which of these is reflective of the hierarchical organization of life from most to least

inclusive?

✓ -:- kingdom, phylum, class, order, family, genus, species

A controlled experiment is one in where

1|P a g e | G r a d e A + | 2 0 2 0 2 5

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- there are at least two groups, one of which does not receive the

experimental treatment.

A substance that cannot be broken down into other substances by ordinary chemical

procedures is a(n)

✓ -:- element.

A substance that consists of two or more substances in a fixed ratio is a

✓ -:- compound.

Which of the following subatomic particles always has a positive charge?

✓ -:- proton

Which statement is true of all atoms that are anions?

✓ -:- The atom has more electrons than protons.

Subatomic particles that have no electrical charge and are located in the atomic nucleus are

✓ -:- neutrons

2|P a g e | G r a d e A + | 2 0 2 0 2 5

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

Two atoms of an element that differ in number of neutrons are

✓ -:- isotopes.

Isotopes of an element are similar in the sense that they have the same

✓ -:- number of protons.

Isotopes of an element differ in the sense that they have a different

✓ -:- number of neutrons.

A sharing of a pair of valence electrons by two atoms is referred to as a

✓ -:- covalent bond.

Atoms that have an *equal* sharing of a pair of valence electrons is called a

✓ -:- nonpolar covalent bond.

Atoms that have an *unequal* sharing of a pair of valence electrons is called a

3|P a g e | G r a d e A + | 2 0 2 0 2 5

, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- polar covalent bond.

Energy that matter possess due to location or its structure is known as

✓ -:- potential energy.

When a cation and anion are attracted to each other, this is known as a(n)

✓ -:- ionic bond.

The attraction between a hydrogen covalently bonded to one electronegative atom and

another electronegative atom is called a

✓ -:- hydrogen bond

Electrons are not evenly distributed; at any instant, they may accumulate by chance in one

part of a molecule or another, causing every-changing regions of positive and negative

charge that enable all atoms and molecules to stick to one another, known as

✓ -:- Van der Waals interactions.

Capacity to cause change is known as

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