Protozoa & Algae

The algae whose walls are composed of pectin and silica which makes a glass-like shell are called

All members of the group ............ use long whip-like flagella to propel them through the water.

Identify this organism

The type of algae that has spiral chloroplasts is called .......

The most familiar example of the group Sarcodina is the ................

The thallus lacks specialized organs such as .................

The organelle inside the ameba that digests food is called a .......

Dead organisms on the bottom of a pond or stream are referred to as .......

Identify this organism

Algae may be found in long chain-like ........ or grouped in ........

Swimming spores are called ........

The type of symbiosis in which both species benefit is called .........

The type of symbiosis in which one organism benefits while the other is unaffected is called .....

The thin fluid cytoplasm around the edges of the ameba is called .....

Green algae are in the group ..............

The algae called ............ can be used as abrasive in scouring powders and polishes.

Red algae are in the group ..............

The body of an alga is called a ..........

All members of the group ................... are nonmotile.

False feet are called ..............

Amebas capture food by ............, a process that uses their pseudopodia to surround the food.

The kingdom that includes organisms that are eukaryotic and unicellular is called ....

The production of light by living things is called .......

The group of algae that can cause problems with smell or taste are the .......

Sexual reproduction in the paramecium is called .......

The protozoan with a hard outer shell made of calcium carbonate is called ............

Sexual reproduction occurs when specialized sex cells called ......... join to form zygotes.

Brown algae are in the group ..............

The most common type of asexual reproduction in protozoans, during which the cell pinches in half is called .......

The protein sheath outside the cell membrane of a paramecium that maintains its shape is called the .....

The term that means "feeds on others" is ...........

Those protozoans that are nonmotile are usually .........

Identify this organism

The organism that CAUSES malaria, is the ................

Fire algae are in the group ..............

Red algae are a source of ........... the jelly-like medium upon which we grow bacteria.

African sleeping sickness is SPREAD by the ........

Similar gametes are called ..........

The nucleus of the paramecium that directs reproduction is called the ......

Euglenoids are in the group ..............

All algae contain the green pigment .............

The protozoan called ............ is the cause of a disease called dysentery.

The structure that holds seaweed to the bottom is called a ............

All members of the group ........... move by letting their cytoplasm flow.

This group includes many of the seaweeds.

The orange pigments in algae are called .....

Amebas avoid light. This is referred to as ........

The defense system of the paramecium is made of hairlike structures called ..........

Malaria is SPREAD by the ................

The thick grainy cytoplasm inside the ameba is called .......

Golden algae are in the group ..............

The term ............ means attached.

Identify this organism.

The group that has hundreds of short hairlike projections called cilia is called ......

The ability to move is called ..............

The larger nucleus of the paramecium that directs cell activity is called the ......

The animal-like marine protozoans that drift in the ocean are referred to as ......

............. means "disease causing."

Flowing cytoplasmic projections are called ............

............ are simple, water-dwelling organisms that make their food by photosynthesis.

The organism ............ CAUSES African Sleeping Sickness.

The most widely distributed algae are the ........

The largest and best-known seaweed is called ........

Identify this organism.

Protozoa means ......

The group of algae that cause "red tide" are the ......

The term ............ means "lives in water."

The term .......... means that an organism lives in association with another species.

The organelle in protozoans that pumps out excess water is called a

Different gametes are called ..........

The type of symbiosis in which one organism is helped and the other is harmed is called ...........