Lesson 5

How are these gases getting into and out of leaves?

Lesson Objectives...

Obtain information from scientific texts to describe how chloroplasts (microscopic leaf structures) respond to light (an external stimuli).

Lesson 5 - Science Notebook - Matter Cycling & Photosynthesis Unit

MC - Lesson 5 - Slides

Slide Presentation for Lesson 5...

This is the slide presentation used by your teachers when navigating through Lesson 5.

Find two different leaves to observe. Examine the leaves closely. What structures do you see on the leaf? What is the function of those structures?

Data Source A - Spinach Leaf A # 1 - Lettuce Leaf A # 2

Top View

Bottom View

Top View

Bottom View

Examine the images of leaves closely. What structures do you see on the leaf? What is the function of those structures?

Examine the images of the inside of a leaf closely. What structures do you see on the leaf? What is the function of those structures?

Watch the video of the inside of a living leaf closely. What structures do you see on the leaf? What is the function of those structures?

Read Plant Cells to gather information about what is happening inside plant leaves.

Lesson 5 - Reading - Plant Cells

Leaves have small openings on the leaf surface that allow gases like carbon dioxide, oxygen, and water to enter and exit the leaf.
Leaves are made of cells.
Plant cells have chloroplasts in them that move in response to light.

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