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Keystone Biology Review Module 2

Authored by Carlos Cruz

Biology

9th - 10th Grade

NGSS covered

Used 24+ times

Keystone Biology Review Module 2
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50 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What must be transmitted to new DNA strands during replication to maintain genetic information? 

individual atoms from existing DNA strands 
individual sugars from existing DNA strands 
the sequence of bases from existing DNA strands 
the sequence of phosphates from existing DNA strands 

Tags

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The genetic material of two different individuals of the same species is analyzed. One individual has brown eyes. The other has blue eyes. Which characteristic for eye color would be the same for both individuals? 

the allele 
the DNA sequence 
the amount of pigment 
the location of the gene 

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

3. Which effect is most likely caused by nondisjunction during meiosis? 

an increase in nuclei 
an extra chromosome 
only two types of nitrogenous bases 
increased survival benefits from traits 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A genetic mutation involving a single base causes an error that affects the sequence of the next 500 amino acids in a protein. Which type of mutation could have produced this type of error in the protein? 

silent
nonsense 
frame-shift 
substitution 

Tags

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

New technologies enable oils to be extracted from plants to make renewable biodiesel fuel. Scientists have altered the genome of a specific plant species to increase the amount of oil produced by each plant. Which statement explains why this technology most likely benefits farmers? 

It makes each plant more resistant to disease. 
It lowers the cost of each acre of plants cultivated. 
It increases the value of each acre of land cultivated. 
It eliminates the processing needed to extract plant oils. 

Tags

NGSS.HS-ETS1-3

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A population of squirrels was separated during the formation of the Grand Canyon. Over time the squirrels, separated by the canyon walls and the Colorado River, became unique species. Which mechanism most likely caused the development of the new species? 

habitat preference 
increased gene flow 
geographic isolation 
behavioral isolation 

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A researcher observes two species of frogs in the same area. Both species have a similar diet. One species breeds in fast-moving streams, while the other species breeds in ponds. Both species are similar in appearance and have very similar DNA. Which information provides the best evidence that these two species descended from a common ancestor? 

the species’ similar diets 
the species’ shared habitat 
the species’ mating behaviors 
the species’ physical characteristics 

Tags

NGSS.HS-LS4-1

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