10/31 & 11/1 - 7th Grade Agenda Learning Objective: Learn about Respiration Collect HW: Reading & Note Taking p.69 – 70 Passback Graded HW and Grade Printout Last Day to turn in late work. Video: Test your Brain Class Reading: 122 - 126 HW: Reading & Note Taking p.71 – 74 HW: Signed Grade Printout Reminder: HW: Cell Model due 11/7 & 11/8 (40 Points) Last day to turn in Late work for 1st Quarter 10/31 & 11/2

Cell Model project due date has been extended by 2 days Because lot of students are on the CIMI trip & I was on Jury Duty It is now due on 11/7 or 11/8

Reflection Prompt: What is respiration. What is the difference between photosynthesis and respiration? (Write in complete sentence)?

Chap 4 Photosynthesis What is Photosynthesis?

Photosynthesis nergy ood Photosynthesis: The process by which a cell captures the e________ in sunlight and uses it to make f______. nergy ood

Photosynthesis: 2 Stage Process Stage 1: Capture Sunlight (energy) through Chloroplasts Stage 2: Use captured water, energy and carbon dioxide to produce sugar and oxygen

Chloroplasts orophyll Chl________ pigments inside chloroplasts absorb su________ and convert it into energy nlight Chloroplasts

Stomata arbon C_________ D________ is absorbed through openings in the underside of the leaves called Stomata ioxide

Close up of Stomata

Do plants produce carbon dioxide? (Yes or No) Can plants produce oxygen at night? How can plants create the required energy at night? At night, plants breath in small amount of oxygen and produce carbon dioxide

Autotrophs & Heterotrophs Which organisms in these photos are autotrophs? Which organisms in these photos are heterotrophs?

What is Respiration? What is respiration?

Respiration Demonstartion Cup your hand and hold it over your mouth Breath out Rub your hands

What is Respiration? tosynthesis ergy bohydrate During pho______________ plants capture and save en_____ in the form of car_________ (sugars and starches) ergy bohydrate

What is Respiration? After you e__, your body converts the carbohydrates into gl_______ (type of sugar) at ucose

Respiration: 2 Stage Process ucose Stage 1: Gl______ is broken down into smaller molecules Stage 2: Mit________ takes the ox______ and glucose and converts it into ca_____ dioxide, w______ & energy ochondria ygen rbon ater

What is the relationship between Photosynthesis and Respiration? Photosynthesis and respiration can be thought of as opposite processes Together these two process form a cycle that keeps the level of oxygen and carbon dioxide fairly constant

Fermentation provides en_______ from cells without using ox_______ ergy ygen

Alcoholic Fermentation: Y_____is used to break down s______ and produce carbon dioxide (making br_____ and be_____) east ugar ead er

Lactic Acid Fermentation happens when you over work your m_______ and your cells don’t get enough o_______ uscle xygen