First Quarter Exam Biology

In passive transport, molecules move from an area of __________ concentration to an area of __________ concentration.

• high, low

• low, high

• water, salt

• active, passive

Osmosis is the movement of _____ across a membrane.

• Food

• Energy

• Oxygen

• water

Passive transport requires no

• concentration gradients

• osmosis

• motion

• energy

Which type of transport requires an input of energy?

• Passive Transport

• Osmosis

• Simple Diffusion

• Active Transport

Which statement was NOT included in the cell theory?

• All living things are composed of cells.

• Living cells come only from other living cells.

• Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.

• Cells are the smallest structure of living things that can perform the functions necessary for life.

Tags

NGSS.MS-LS1-1

Which instrument is credited for helping scientists develop cell theory?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-2

Animal and Plant cells are both this type of cell.

• Eukaryote

• Prokaryote

Tags

NGSS.MS-LS1-1

This organelle helps plants keep their rigid structure.

• Cell wall

• Cell membrane

• Chloroplast

• Nucleus

In many cells, this is the structure that controls the cell's activities.

• Cell membrane

• Organelle

• Nucleolus

• Nucleus

Tags

NGSS.MS-LS1-2

Which structures do plant cells have that animal cells do NOT have?

• cell wall

• large central vacuole

• chloroplasts

• all of these

Tags

NGSS.MS-LS4-2