FTCE Science 2

Question 1

A student observes that a plant grows toward a light source over several days. Which process best explains this behavior?

Accepted Answer

Phototropism

Answer

Phototropism is the growth of a plant in response to light direction, caused by uneven auxin distribution.

Question 2

Which type of rock is formed when sediments are compressed and cemented together over time?

Accepted Answer

Sedimentary

Answer

Sedimentary rock forms through compaction and cementation of sediment particles like sand, silt, and organic material.

Question 3

A teacher wants students to understand Newton's Third Law. Which demonstration best illustrates action-reaction force pairs?

Accepted Answer

Two students pushing against each other on roller skates

Answer

Two students on roller skates pushing each other demonstrates equal and opposite forces acting on both students simultaneously.

Question 4

Which organelle is responsible for producing ATP through cellular respiration in eukaryotic cells?

Accepted Answer

Mitochondria

Answer

Mitochondria carry out cellular respiration, converting glucose and oxygen into ATP, the cell's primary energy currency.

Question 5

A student mixes baking soda and vinegar and observes bubbling. What type of change has occurred?

Accepted Answer

Chemical change

Answer

A chemical change occurred because a new substance (carbon dioxide gas) was produced and the reaction cannot be easily reversed.

FTCE Practice Test