The Cell Membrane: Gatekeeper of the Cell
Explore the structure and function of the cell membrane with this comprehensive Grade 7 science worksheet.
Includes
Standards
Topics
The Cell Membrane: Gatekeeper of the Cell
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Refer to the diagram of the cell membrane as needed.
The Cell Membrane
1. What is the primary function of the cell membrane?
To produce energy for the cell
To control what enters and leaves the cell
To store genetic material
To provide rigid support to the cell
2. The cell membrane is primarily made up of what two types of molecules?
Carbohydrates and nucleic acids
Lipids and proteins
Water and salts
Vitamins and minerals
3. The term means that the cell membrane allows some substances to pass through while blocking others.
4. The two layers of lipids in the cell membrane are called the .
5. Only animal cells have a cell membrane.
True
False
6. Proteins embedded in the cell membrane can help transport materials.
True
False
7. Briefly explain why the cell membrane is often described as a 'fluid mosaic model'.
8. Describe one way that the cell membrane helps a cell maintain homeostasis.
Use the words below to complete the sentences.
9. The main structural component of the cell membrane is the .
10. The cell membrane is , meaning it controls which substances can pass through.
Related Worksheets
Muscles of the Leg Worksheet
A Grade 7 science worksheet focusing on the major muscles of the human leg, their functions, and identification.
Six Kingdoms of Life Worksheet
Explore the characteristics and classification of the six kingdoms of life with this engaging worksheet for Grade 7 science students.
Six Kingdoms of Life Worksheet
Explore the characteristics and classification of the six kingdoms of life with this engaging worksheet for Grade 7 science students.
Human Decomposition: The Science of Decay
Explore the stages of human decomposition, the factors that influence it, and the roles of scavengers and microorganisms in this Grade 7 Science worksheet.
Feedback Loops in Science
Explore the concepts of positive and negative feedback loops in biological and environmental systems.
Humerus Bone Worksheet
Explore the anatomy and function of the humerus bone with this Grade 7 science worksheet.
Invertebrate Animals Worksheet
Explore the fascinating world of invertebrate animals with this worksheet, covering their characteristics, classifications, and examples.
Frog Dissection Worksheet
A worksheet covering the external and internal anatomy of a frog for grade 7 science students.