STAAR Biology Practice Test

STAAR Biology Practice Test

9th Grade

25 Qs

quiz-placeholder

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STAAR Biology Practice Test

STAAR Biology Practice Test

Assessment

Quiz

Science

9th Grade

Hard

NGSS
MS-LS4-1, MS-LS4-4, MS-LS2-3

+14

Standards-aligned

Created by

Lisa Thompson

Used 1+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An illustration of how a particular DNA mutation will most likely affect the polypeptide produced is shown. What type of mutation is illustrated?

insertion

translocation

substitution

deletion

Answer explanation

The original strand has a GTA coding for His. The mutated strand has a GGA which codes for Pro instead. The T got switched for a G, so this is a substitution.

Tags

NGSS.MS-LS3-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For an enzyme to be able to catalyze a reaction, the active site must -

cause the enzyme to be destroyed in the reaction

increase the activation energy level

be occupied by an inhibitor

have a complementary shape to the substrate

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The DEFENSES of 2 flightless birds that live in different habitats are shown. How do the wings of the Gentoo penguin and the legs of the ostrich provide an advantage in their habitat?

Allows them to find prey

Allows them to escape from predators

Allows them to control body temperature

Allows them to be camouflaged in their environments

Answer explanation

You can narrow down the answer choices to either "finding prey" or "escaping predators." Note that the question says the birds need DEFENSES and are FLIGHTLESS. Defenses are used to escape predators, not to hunt.

Tags

NGSS.MS-LS4-4

4.

DRAG AND DROP QUESTION

1 min • 5 pts

Media Image

Photosynthesis takes in ​ (a)   and spits out ​ (b)   . Cellular respiration takes in ​ (c)  

light energy

chemical energy

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

5.

DROPDOWN QUESTION

1 min • 5 pts

Overfishing is when fish are caught faster than they can reproduce, causing the decline of fish populations. Overfishing ​ (a)   the stability of the ecosystem by ​ (b)   .

increases

disrupting food chains

decreases

increasing competition for limited resources

allowing prey populations to overproduce

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

6.

REORDER QUESTION

1 min • 1 pt

Media Image

Reorder the following traits from oldest to youngest.

four limbs

vertebral column

hair

retractable claws

sharp teeth

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Based on the cladogram, the ancestral species most likely had...

a vertebral column

a vertebral column and hair

sharp teeth and retractable claws

ability to purr

Answer explanation

Ancestral = oldest species that gives rise to the rest of the species. The ancestral species would lie to the far left, where only the vertebral column is.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

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