Life Science Unit part 1

A person with an infection caused by bad bacteria was given antibiotics. The antibiotics killed the bad bacteria as well as some good bacteria in the person’s body. What can the person do to replace the good bacteria?

• stop eating until they feel better

• eat yogurt and take a probiotic to help replace the good bacteria

• eat more popcorn

• eat food that contains bad bacteria

Sabrina has the flu. Her neighbor suggests she get a prescription for an antibiotic, but Sabrina's mothers says that antibiotics would not help in this situation. Why?

• the flu is caused by a virus, and it cannot be treated with an antibiotic.

• the flu is caused by a parasitic worm, and must be treated with an anti-parasitic medication

• the flu is caused by a fungus, and it must be treated with antifungal medication

• the flu is caused by a bacterium, and it cannot be treated with an antibiotic.

Which of the following is an example of a HARMFUL microorganism?

• Fungi used as antibiotics

• Good bacteria found in yogurt.

• Ecoli on food that makes people sick

• Microorganisms help dead matter decay and breakdown

Which observation supports the claim that microorganisms are helpful to ecosystems?

• Millions of microorganism can often be found in soil.

• Microorganism are to small to been seen without special equipment.

• Microorganisms break down dead plants and animals, making nutrients available.

• Microorganisms need water and energy to survive.

Four of Mrs. Sterling's students go to Six Flags. Two become sick. Choose which answer gives the best evidence as to why the students became sick.

• James and Salwa become sick because they do not have enough money to buy a souvenir.

• Suzanne and James become sick because they ate some chicken at the food stand that had bacteria on it.

• Isabella and Salwa become sick because they wash their hands too often at the park.

• Isabela and Sauzaas become sick because they do not like the dressed-up characters at Six Flags.

Athlete's Foot and Ringworm are caused by a type of _______________________.

• Bacteria

• Virus

• Fungi

• Protists

During a biology lesson, Alex argues that scars are an example of acquired traits because they happen after birth. Jamie disagrees. Who is correct?

• Neither is correct

• Alex is correct

• Jaime is correct

• Both are correct

Which microorganism releases oxygen into the air?

• Viruses

• Algae

• Fungus

• Bacteria

Babies are given shots when they are young, which helps immunize them against viruses. These shots contain a type of what?

• influenza

• Algae

• Fungus

• Vaccine

Microorganisms are tiny, living organisms too small to be seen with the human eye so scientists must use a _____________________.

• Stethiscope

• Telescope

• Ruler

• Microscope