PROTOZOA Flashcards

1
Q

The word protozoa is come greek word of?

A

Protozoon word meaning first animal

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2
Q

What are some examples of locomotive organelles that are found in the protozoa

A

Cilia and flagella

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3
Q

Protozoa are eukaryotic cell that resemble to animal cell and contain major cell organelle including??

A

Nucleus and mitochondria

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4
Q

Protozoa are highly specialized for?

A

Feeding, reproduction, and movement

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5
Q

Outer and inner layer in the cytoplasm of protozoa is called?

A

Ectoplasm and endoplasm

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6
Q

Ectoplasm helps in??

A

Movement, feeding, and protection

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7
Q

Endoplasm houses of??

A

Nucleus, mitochondria, food

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8
Q

Why do some protozoa have special appendages?

A

Because of flagella and cilia that helps in their movements

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9
Q

What is the range size of a protozoa

A

Between 3 to 300 micrometer

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10
Q

Few ciliate and amoeba are larger enough to be seen with naked eyes that they about to…?

A

4 to 5 mm

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11
Q

Mostly protozoa feed on?

A

Dead plants and animal debris while some trophozoites feed on bacteria and algae

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12
Q

Some protozoa live in??

A

Symbiotic relationship with other plants and animals

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13
Q

What are the four main types that are classified on the basis of their motility and method of reproduction

A

Flagellates
Ciliates
Sarcodina
Sporozoates

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14
Q

A tail like structure and the movement is actually whip

A

Flagellates

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15
Q

Fine hair like structure attached with their bldy

A

Ciliates

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16
Q

Since most protozoans are harmless but they only one species that is pathogenic for human causes a rare and server form of dysentry

A

Balantidium Coli

17
Q

Major loco-motor organelles in sarcodina is pseudopodia what is Pseudo means? And podia?

A

Pseudo means false and podia means foot

18
Q

Enaemoba is a parasitic for human causes??

A

Intestinal disease

19
Q

-Is a non-motile form of protozoa
-well developed sexual and asexual stages

A

Sporozoates

20
Q

What are this reproduction that can be found in the protozoa by both sexual and asexual methods

A

Asexual methods
-Budding
-binary fission
-schizogony or multiple fission
Sexual methods
-conjugation
-gametogony

21
Q

It is the method of multiple fission in which first the nucleus undergoes multiple division, form many nuclei that a small portion of cytaplasm concentrate around each nucleus and than protozoan cell is divide into many daughter cells

A

Schizogony

22
Q

Two protozoa meet together and exchange their genetic material

A

-Conjugation

23
Q

Union of two sexually differentiated cells

A

Gametogony

24
Q

These type of antiprotozoal drugs that are used in malaria treatment

A

Chloroquine
Mefloquine
Pyrimethamine

25
It was developed as an antiprotozoal drug. It induces strand breaks in the DNA of sensitive organisms and also disrupts membrane integrity.
Metronidazole
26
What are the other types of antiprotozoal agents that inhibit folic acid synthesis?
Sulphonamides Trimethroprim