Biology EOC STAAR

Biology EOC STAAR

9th Grade

•

25 Qs

quiz-placeholder

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Biology EOC STAAR

Biology EOC STAAR

Assessment

Quiz

•

Science

•

9th Grade

•

Practice Problem

•

Medium

•
NGSS
HS-LS1-7, HS-LS1-4, HS-LS1-5

+12

Standards-aligned

Created by

Lisa Thompson

Used 1+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Type of cell division that results in 4 genetically different cells.

Cancer

Cell Cycle/Mitosis

Meiosis

S Phase

Answer explanation

Meiosis is the type of cell division that results in 4 genetically different cells, making it the correct choice in this scenario.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How did the enzyme affect the reaction?

Increased the activation energy

Increase the energy change

Lowered the energy change

Lowered the activation energy

Answer explanation

The enzyme lowered the activation energy required for the reaction to occur, making it easier for the reaction to proceed.

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The image below represents a cell with a semipermeable membrane. The process of osmosis would explain the net movement of water into a cell if the initial percentage of

protein was 35% inside the cell and 30% outside the cell.

water was 95% inside the cell and 90% outside the cell.

water was 90% inside the cell and 95% outside the cell

protein was 30% inside the cell and 35% outside the cell.

Answer explanation

The correct choice is water was 90% inside the cell and 95% outside the cell because osmosis involves the movement of water from an area of lower solute concentration to an area of higher solute concentration.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is correct about the events of the cell cycle?

Little happens during the G1 and G2 phases of the cell cycle.

DNA replicates during the S phase of interphase.

Mitosis is usually the longest phase of the cell cycle when the cell is growing.

Interphase consists of G1, S, G2 phase and mitosis

Answer explanation

The correct statement is that DNA replicates during the S phase of interphase.

Tags

NGSS.HS-LS1-4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the term used to describe the movement of alleles between populations?

Genetic drift

Gene flow

Natural selection

Mutation

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A structure that is no longer used by an organism. Remnants of what ancestors had.

Analagous structure

Homologous structure

Vestigial structure

Adaptation

Answer explanation

A vestigial structure is a structure that is no longer used by an organism and is remnants of what ancestors had.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Structures that indicate shared ancestry ; look similar anatomically

Analagous structure

Homologous structure

Vestigial structure

Adaptation

Answer explanation

Homologous structures indicate shared ancestry and look similar anatomically, making them the correct choice in this context.

Tags

NGSS.HS-LS4-1

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