4/10 & 4/11 - 7th Grade Agenda

Learning Objective: Discuss about helpful bacteria in our bodyCollect HW: Reading & Notetaking p. 157 – 160Scholars Application OnlineLab: Micro viewer – Harmful BacteriaVideo: VirusTextbook Reading 328 – 338HW: Reading & Notetaking 161 – 164

Reflection

• Prompt: Write 3 facts that you know about viruses and bacteria

Science Scholar Application Online.

• Due to the Main Office May 4th.

Bacteria

• Bacteria are prokaryotes.

• The genetic material in their cells is not contained in a nuc______leus

Bacteria

• Is Bacteria Alive?• Yes. It is able to

reproduce by itself.

Parts of a Bacteria

Endospore Formation

• An endospore is a small , rounded, thick walled, resting cell that forms ins____ a bacteria

• With an endospore, bacteria can resist freez____, hea____ and drying

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Bacteria are helpful

• Most bacteria are harmless or helpful to people

• Bacteria produces oxy_____, food and med____

• Bacteria also cleans up the environment

genicine

Following food items are made with bacteria

• Apple Ci____• Vineg___• Yog___• Sour Cre____• Chee____• Pick_____• Sourdough Bre____

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What does “Culture” in food labels mean?

• The food was made with bacteria

What does “Live, Active Cultures” in food labels mean?

• The food was made with bacteria

• And the bacteria are still alive

What does “Pasteurized” in food labels mean?

• The food has been heated at high temperature to kill most of the disease causing micro-organisms (including bacteria)

Helpful Bacteria in your stomach

• Bacteria in your stomach help dig_____ your food, make vita_______ and prevent harmful bacteria from attaching to your intestines.

estmins

Some Bacteria are harmfulGonorrhea

• Gonorrhea is caused by a bacteria

• Infection through sexual activity

• Symptom: Pain around the genitals & yellow discharge from the genitals

• Treatment: Antibiotics (Penicillin)

Some Bacteria are harmfulChlamydia

• caused by a bacteria

• Infection through sexual activity

• Can lead to blindness if untreated

• Symptom: Pain around the genitals & pain while urinating

• Treatment: Antibiotics (Penicillin)

Reflection

• Prompt: Write 5 facts that you learned from the video