Summer 2009 Workshop in Biology and Multimedia for High School Teachers Ed Barry Marian High School Life Sciences-HHMI Outreach. Copyright 2009 President.

Slides:

Advertisements

Similar presentations

An Overview of Photosynthesis Most of the energy used by almost all living cells ultimately comes from the sun  plants, algae, and some bacteria capture.

Advertisements

PHOTOSYNTHESIS Honors Biology Ch. 6.

7-1 Chapter 7 Lecture Outline See PowerPoint Image Slides for all figures and tables pre-inserted into PowerPoint without notes.

Relate the structure of chloroplasts to the events in photosynthesis

Photosynthesis Chapter 10. What is photosynthesis…  Photosynthesis transforms light energy into chemical bond energy stored in sugar and other organic.

Photosynthesis Photosynthesis is the process of converting light energy to chemical energy. Plants, algae, cyanobacteria, and some protists produce organic.

Modern Biology Chapter 6: Photosynthesis

Photosynthesis 6 CO H Light  C 6 H 12 O O H 2 O Occurs in 2 Stages – both take place in the Chloroplasts Light Reactions Splitting.

Photosynthesis Part I: The Light Reaction Pg. 84 The Nature of Light.

Chapter 10 Photosynthesis. Modes of Nutrition Heterotrophs – obtain organic compounds by consuming other organisms (animals) Photoautotrophs – build organic.

Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 6 Lecture Slides.

Trapping the Sun’s Energy

Photosynthesis Light-Dependent Reaction By: Naweed Zamani.

Photosynthesis 6 CO H 2 O --> C 6 H 12 O O H 2 O carried out by photoautotrophs Solar energy --> chemical energy redox process- water.

Photosynthesis. ATP Adenosine Triphosphate is the energy currency of the cell. It does not get destroyed (just like money), but cycles between 2 states.

AP Biology Photosynthesis: Life from Light AP Biology How are they connected? glucose + oxygen  carbon + water + energy dioxide C 6 H 12 O 6 6O 2 6CO.

Photosynthesis A Study of Life’s Complexities. Light Definitions Light behaves like a particle Light behaves like a particle –Photon – Discreet bundle.

Photosynthesis DOUBLE JEOPARDY MOLECULES MISCELLANEOUS TRUE or FALSELight-Dependent Reactions Reactions Calvin Cycle

Overview of Photosynthesis

Photosynthesis Cellular Energy Unit Part I. Autotrophs  Producers  Photosynthesizing plants, bacteria, and some eukaryotic single celled organisms.

PHOTOSYNTHESIS REVIEW

Photosynthesis. Ecological Significance  Photosynthesis- the process that converts light energy to chemical energy  Autotrophs- “self + feeders” 

Autotrophs : self feeders, producers, produce organic molecules from CO 2 ◦ Photoautotrophs: light energy ◦ Chemoautotrophs: oxidize inorganic compounds.

Photosynthesis Conversion of light energy from the sun into stored chemical energy in the form of glucose and other organic molecules.

Photosynthesis. Getting Energy Autotrophs- make their own energy (usually from the sun) Ex. plants Heterotrophs- get energy from other organisms Ex. animals,

Photosynthesis: Capturing Energy Chapter 8. Light Composed of photons – packets of energy Visible light is a small part of the electromagnetic spectrum.

Chapter 6 Photosynthesis Section 6.1. Energy Processes for Life Autotrophs manufacture their own food from inorganic substances Autotrophs manufacture.

Plant Pigments Ch 10 – Photosynthesis.

Photosynthesis Objectives 1.PS converts light energy into chemical energy --- food 2.PS occurs in two stages 1.Light Reactions convert Light to ATP and.

AP Bio Photosynthesis. 2Photosynthesis Uses light energy as energy source Uses light energy as energy source Uses CO 2 as a carbon source Uses CO 2 as.

Photosynthesis Chapter 10. Plants – autotrophs (provide own food given certain circumstances) Need CO2, other inorganic (non- carbon based) materials.

LG 5 Outline Photosynthesis

Photosynthesis Photosynthesis is the process of converting light energy to chemical energy stored in carbon compounds. – Plants, algae, cyanobacteria,

Chapter 6 Photosynthesis.

Where it starts:? Photosynthesis Before photosynthesis evolved, –Earth’s atmosphere had little free oxygen Oxygen released during photosynthesis changed.

 Plants and other autotrophs are producers of biosphere  Photoautotrophs: use light E to make organic molecules  Heterotrophs: consume organic molecules.

Photosynthesis Ch. 7.

Chapter 5 Photosynthesis

Energy needs of life All life needs a constant input of energy –Heterotrophs (Consume) get their energy from “eating others” –eat food = other organisms.

Ch. 10 part 1 The light reaction. I. Autotrophs- Organisms that make their own food (convert light energy to chemical energy) I. Autotrophs- Organisms.

Converting Light Energy into Chemical Energy

Photosynthesis Part II: Leaf Structure and Light & Dark Reactions KL Biology L.Buechler.

AP Biology What do you see in this picture?

AP BIOLOGY PHOTOSYNTHESIS Chapter 10 Light Reactions

Chapter 10: Photosynthesis Photosynthesis transforms solar light energy into chemical bond energy stored as sugar.

Problem of the Day: What does the graph below say about non- germinating corn seed vs. germinating corn seed? Explain this result.

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Photosynthesis.

Chapter 10~ Photosynthesis. Photosynthesis in nature Autotrophs: biotic producers; can be photoautotrophs or chemoautotrophs; Heterotrophs: biotic consumers;

Where It Starts: Photosynthesis Chapter 6 Photosynthesis

Photosynthesis Overview video Photosynthesis 3 mins Overview video Photosynthesis 3 mins.

Photosynthesis Ch. 7.

Energy in Living Systems

Photosynthesis Chapter 7.

The conversion of light energy into organic molecules

Photosynthesis Chapter 10.

THE BASICS OF PHOTOSYNTHESIS

Photosynthesis.

Photosynthesis.

AP Biology Text Chapter 10

Photosynthesis Chapter 10.

PHOTOSYNTHESIS REVIEW ANSWERS.

PHOTOSYNTHESIS.

PHOTOSYNTHESIS.

6H2O + 6CO > C6H12O6+ 6O2 Photosynthesis The process by which plants, some bacteria, and some protists use the energy from sunlight to produce.

Photosynthesis Anabolic reaction of converting light

PHOTOSYNTHESIS: Converting solar energy into chemical energy (SUGARS).

Converting Light Energy into Chemical Energy

Photosynthesis: Life from Light

Presentation transcript:

Summer 2009 Workshop in Biology and Multimedia for High School Teachers Ed Barry Marian High School Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College.

image]

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is the primary function of photosynthesis?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut en.wikipedia.org/wiki/Dihydroxyacetone_phosphate Identify the darkened molecule

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut True or False The Calvin cycle (= light-independent reactions) can occur in a plant that is in dark room so long as the materials carbon dioxide, ATP, and NADP-H are present.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Identify this cyclic process

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is the importance of photosynthesis to living things other than plants?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Where is this molecule produced?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is an Accessory Pigment or Antenna Pigment?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Supply the coefficients that balance the follow equation

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut In the thylakoid membranes, what is the main role of the antenna pigment molecules? A)to pass electrons to ferredoxin and then NADPH B) to harvest photons and transfer light energy to the reaction-center chlorophyll C) to synthesize ATP from ADP and Pi D) to concentrate photons inside the stroma E) to split water and release oxygen to the reaction- center chlorophyll

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut WHERE would you typically find this and other like it?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Summarize, in one sentence, what happens during the light dependent reactions of photosynthesis.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut WHERE in a plant would you except to find many of these?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut IDENTIFY [at least 5/6 of] the blackened anatomical leaf structures

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Plants that produce these fruits ‘Do’ which type of PS?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Chlorophyll is green because it _?_ (absorbs, reflects, or transmits) green wave lengths of light.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What are the ‘Products’ of the Light-dependent reactions?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What does this illustration represent?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut When a molecule loses an electron, the molecule has been _?_ (oxidized or reduced or destroyed)

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut IDENTIFY this essential component of PS [hint there are TWO nitrogen- bases attached to sugars]

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut When a molecule gains an electron, the molecule has _?_ (gained energy or lost energy)

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is the ROLE of this structure?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Where does the light independent reactions occur?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Summarize, in one sentence, what happens during the light independent reactions of photosynthesis.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut How is the oxygen produced in PS?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut High energy electrons in Photosystem I are used to manufacture molecules of ?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is the driving force that activates ATP synthase

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut High energy electrons in Photosystem II are used to manufacture molecules of ?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Which major enzyme complex is involved in phase 1? en.wikipedia.org/wiki/File-Calvin-cycle3.png

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut The light reactions of photosynthesis occur in the __________, and the dark reactions occur in the __________ of the chloroplast.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Identify the blackened structures

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut During noncyclic photophosphorylation, water is oxidized and the electrons from water pass through photosystem II and photosystem I before reducing _____________.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut WHY can’t pineapple plants and other related plant rely on a typical PS pathway?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut en.wikipedia.org/wiki/Dihydroxyacetone_phosphate Identify the darkened molecule

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut The overall source of energy for photosynthesis is:

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What role do the vascular bundles play in PS?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What might be a factor leading to varying Chl-a levels?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut At one time, the light- independent reactions were referred to as the"dark reactions" of photosynthesis. Briefly explain why this terminology is misleading?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Which is the stroma side on thylakoid membrane?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Why is Photorespiration a concern when its known that RUBISCO has a higher affinity for CO 2 than O 2 ?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut g g These are chlorophylls - which is chlorophyll a and which is chlorophyll b?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Organisms that can exist on light and an inorganic form of carbon and other raw materials A) are called photoautotrophs. B) are called heterotrophs. C) are best classified as decomposers. D)do not exist in nature. E)are both C and D.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Identify this molecule en.wikipedia.org/wiki/File-G3P-3D-balls.png

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut The following statements about the light reactions of photosynthesis are all TRUE except: A)RUBP carboxylase is activated by photons. B) Electrons are transferred from water to NADP to power of (+). C)Chlorophyll (and other pigments) absorb light energy, which excites electrons. D)ATP is generated by photophosphorylation. E)The splitting of water molecules provides a source of electrons.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut What is the ROLE of this molecule in PS

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut A new flower species has a unique photosynthetic pigment. The leaves of this plant appear to be reddish yellow. What wavelengths of visible light are not being absorbed by this pigment? A) green and yellow B) blue and violet C) green, blue, and violet D) blue, green, and red E) red and yellow

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut CORN What ‘type’ of PS do these plants do? en.wikipedia.org/wiki/File:Field,_corn,_Liechtenstein,_Mountains,_Alps,_Vaduz,_sky,_clouds,_landscape.j pg

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Give 3 factors that affect the rate of photosynthesis.

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut ng What is the ROLE of this molecule in the Calvin cycle?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Why are chloroplasts green?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Under what conditions would C 4 and CAM photosynthesis be advantageous?

Life Sciences-HHMI Outreach. Copyright 2009 President and Fellows of Harvard College. CheerHitOut Explain the advantage of chloroplast movement within the cytoplasm of mesophyll cells OR the solar tracking by leaves for light interception.