Benchmark #2 Review

What is the basic unit of life in all living organisms?

• Atom

• Cell

• Molecule

• Tissue

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

Which of the following statements best describes a unicellular organism?

• It is made up of multiple cells.

• It has only one cell that performs all life functions.

• It is a group of specialized cells.

• It contains many types of tissues.

Tags

NGSS.MS-LS1-1

What is the function of the nucleus in a cell?

• It provides energy for the cell.

• It controls cell activities and contains DNA.

• It protects the cell from its environment.

• It produces proteins.

Tags

NGSS.MS-LS1-2

Which part of a cell is responsible for producing energy?

• Nucleus

• Ribosome

• Mitochondria

• Cell wall

How does the cell membrane contribute to the function of a cell?

• It stores genetic material.

• It controls what enters and exits the cell.

• It produces food for the cell.

• It supports the cell structurally.

Tags

NGSS.MS-LS1-2

Which of the following is an example of a body system composed of interacting subsystems?

• Circulatory system moving blood and oxygen.

• A single muscle cell contracting.

• A group of bones in a skeleton.

• A collection of red blood cells.

Tags

NGSS.MS-LS1-3

How do the digestive and circulatory systems work together?

• The digestive system moves oxygen to the heart.

• The circulatory system breaks down food into nutrients.

• The digestive system provides nutrients, and the circulatory system delivers them throughout the body.

• They do not interact.

Sensory receptors in your skin detect a hot surface. What happens next?

• The receptors produce heat to balance the temperature.

• A message is sent to the brain, which triggers you to move your hand.

• The receptors shut down to protect the skin.

• The brain sends a signal to the receptors to stop working.

Tags

NGSS.MS-LS1-8

Which sensory receptor detects light and helps you see?

• Thermoreceptor

• Photoreceptor

• Mechanoreceptor

• Chemoreceptor

Tags

NGSS.MS-LS1-8

What happens to the particles of a substance as thermal energy is added?

• They move slower.

• They stop moving.

• They move faster.

• They stay the same.

Tags

NGSS.MS-PS1-4