Algae Only

What determines the color of algae?

• Temperature

• Acidity of water

• Pigments

• Air Pollutants

Algae body lacks distinguishable roots, leaves, and trunk. What is the name of algae body?

• Thillus

• Thallus

• Thollus

• Thalus

Tags

NGSS.MS-LS4-2

This multi-cellular filamentous algae prefers to grow in fresh water and it creates cauliflower mass.

• Chlorella

• Kelp

• Volvox

• Spirogyra

Tags

NGSS.MS-LS1-1

This algae exists as a colony in contaminated waters, where it serves as a good bio-indicator.

• Chlorella

• Volvox

• Kelp

• Spirogyra

Tags

NGSS.MS-LS1-1

NGSS.MS-LS2-1

NGSS.MS-LS2-4

This algae has oxygen filled blister that help in keeping it upright. 

• Chlorella

• Volvox

• Kelp

• Chlorella

Algae are unique living organism, whose beneficial properties we can reap for our benefit.

• Intense and quantitative production of oxygen,

• Useful in food production, medicine and perfumery.

• Hideaway and living environment for aquatic fauna.

• Harmful polluter that cause water bloom and release toxic chemicals.

These characteristics are common between algae and protozoa (three correct answers)

• They are eukaryotic

• They are always unicellular

• They are protoctists

• They live in aquatic or moist environments and soils

The importance of algae in ecosystems is that...

• They are decomposers in the ecosystems

• They are producers in the ecosystems

• They are heterotrophs

• They have no importance in the ecosystems

How do we classify algae??

• According to where they live

• According to the type of cell they have

• According to how they move

• According to their color

Tags

NGSS.MS-LS4-2

Algae are autotrophic organisms and they do photosynthesis, which formula is correct for the process of photosynthesis?

• Water + Salts + Oxygen + Sunlight = Glucose + Carbon Dioxide

• Water + Salts + Carbon Dioxide + Sunlight = Glucose + Oxygen

• Water + Carbon Dioxide + Sunlight = Glucose + Oxygen + Salts

• Water + Spaguetti + Candy + Sunlight = Glucose + Pork