Phylum Protozoa

Question 1

The entire body of Protozoa is bounded up by what

Answer 1

Plasmalemma

Question 2

Name the organnles unique to protozoa

Answer 2

Contractile Vacuole
Trichocysts
Toxicyst

Question 3

Protozoa move chiefly by what organnles

Answer 3

Cillia
Flagella
Pseudopodia

Question 4

Digestion in protozoa is by what

Answer 4

Phagocytosis or Endocytosis

Question 5

The most common form of protozoans are parasitic?

Answer 5

Yes

Question 6

Protozoans are majorly what in their feeding

Answer 6

Heterotrophic and can also be saprophytic

Question 7

What does the Rizopoda use for locomotion

Answer 7

Pseudopodia

Question 8

Meaning of Rhizopoda

Answer 8

Root like foot

Question 9

What is the causative agent of amoebic dysentery

Answer 9

Entamoeba Histolytria

Question 10

The pseudopodia for amoeba is known as what

Answer 10

Lobopodia

Question 11

The nutrition of Amoeba in an orderly manner

Answer 11

1. Viz
2. Ingestion
3. Digestion
4. Assimilation
5. Dissimilation
6. Egestion

Question 12

Name the sub phylum under Protista

Answer 12

1. SubPhylum Rhizopoda eg Amoeba
2. SubPhylum Apicomplexa eg Plasmodium
3. SubPhylum Kinetoplastisda (mastigophora) eg Euglena, trypanosomes aka flagellata
4. SubPhylum Cillophora

Question 13

What are the special combination of structures of the SubPhylum Apicomplexa

Answer 13

Polar ring
Conoid
Supellicular
Microtubules
Micronomes
Rhoptries and
Dense Granules

Question 14

What are the special structures of the SubPhylum Apicomplexa called

Answer 14

Apical complex

Question 15

All Apicomplexes are Endoparasites true or false

Answer 15

True

Question 16

SubPhylum Apicomplexa possess cillia or flagella

Answer 16

False

Question 17

The apical complex are usually present in certain development stages like

Answer 17

Merozoites and sporozoites

Question 18

The apical complex are usually present in certain development stages like

Answer 18

Merozoites and sporozoites

Question 19

What aids the penetration of the host cells and tissue in SubPhylum Apicomplexa

Answer 19

Rhoptries and micronomes

Question 20

Eg of SubPhylum Apicomplexa

Answer 20

Falciparuim
Toxoplasmo gendi
Plasmodium ovale

Question 21

Sporozoites are transferred to where immediately after skin penetration

Answer 21

Liver

Question 22

SubPhylum Kinetoplastisda or mastigophora are characterized by the possession of what

Answer 22

Basal body

Question 23

SubPhylum Cillophora are parasitic or free living

Answer 23

Free living

Question 24

SubPhylum Cillophora are unique with the possession of what

Answer 24

Binucleated cytoplasm

Question 25

SubPhylum Apicomplexa is also known as

Answer 25

Sporozoites because they form spores during sexual and asexual reproduction

Question 26

What is Chromatophores

Answer 26

This are cup-shaped masses of protoplasm of a green, yellow or brownish colour, due to the presence of the pigment

Question 27

What is Chromatophores

Answer 27

This are cup-shaped masses of protoplasm of a green, yellow or brownish colour, due to the presence of the pigment: Chlorophyll, xanthophylls, carotenes e.t.c

Question 28

Classes of mastigophora

Answer 28

1. Phytomastigophorea These are flagellates that are plant-like in that they possess chlorophyll E.g Volvox, Euglena, Chlamydomonas e.t.c 2. Zoomastigophora They are animal-like and lack chromatophores

Question 29

Eg of Zoomastigophora

Answer 29

E.g. Mastigamoeba, Trichonymphia, trypanosoma, leishmania

Question 30

Eg of Phytomastigophorea

Answer 30

Volvox, Euglena, Chlamydomonas e.t.c

Question 31

This phylum constitutes the largest group of protozoans

Answer 31

Phylum Ciliophora

Question 32

What is Ostia

Answer 32

Numerous incurrent pores that perforate the body surface of a sponge, for which they were named porifera Ostia are linked to inhalant canals

Question 33

Classes of Porifera

Answer 33

Class 1: Calcarea Class 2: Hexactinellida Class 3: Desmospongiae Class 4: Sclerospongiae

Question 34

Phyla under the group metazoa

Answer 34

Cnidaria Platyhelminthes Nematoda Annelida Mollusca Arthropoda Echinodermata