Microorgansms

Question 1

What are microorganisms?

Answer 1

Micro-organisms are organisms that cannot be seen with a naked eye, only with a microscope.

Question 2

What are the types of microorganisms?

Answer 2

There are 4 main types of micro-organisms- Bacteria, Protozoa, Fungi and Bacteria.

Question 3

True or False- Bacteria is a multicellular organism

Answer 3

False- Bacteria is a unicellular organism

Question 4

Name 5 characteristics of bacteria

Answer 4

1. Bacteria is everywhere.
2. Bacteria are single celled
3. They make their own food using sunlight.
4. Some attack on living things
5. Used to make antibiotics.

Question 5

Name 5 characteristics of Fungi

Answer 5

1. They are uni or multi cellular
2. They are plant like but they don’t photosynthesise and chloroplast (pigment) is not there
3. They get food from plant and animal waste.
4. Not in plant kingdom
5. Has cell walls but no chlorophyll

Question 6

What is Hyphae?

Answer 6

Hyphae is a branching like structure of fungus. They grow and eat inside the cell of the host, and get nutrients.

Question 7

True or False- Spores are reproductive cells/unit.

Answer 7

True

Question 8

Is yeast a fungus or not?

Answer 8

Yeast in the only unicellular fungus.

Question 9

Yeast is used in making…

Answer 9

Pastries, cakes, bread…

Question 10

What are 5 characteristics of Algae

Answer 10

1. They are uni or multi cellular organisms.
2. They grow on moist soil or rocks.
3. They have cell wall and chloroplast.
4. They photosynthesise
5. They are like plants.

Question 11

Where is protozoa found?

Answer 11

Protozoa is found in water (salt)

Question 12

Are protozoa’s uni or multi cellular

Answer 12

Protozoa are unicellular organisms.

Question 13

True or False- Are protozoa’s parasites or not.

Answer 13

Protozoa’s are parasites.