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Biology NEET - XI: Chapter 2- Biological Classification Part 8

Biology25 CardsCreated about 2 months ago

This deck covers key concepts from Chapter 2 of the Biology NEET curriculum, focusing on biological classification, including organisms like euglena, protozoans, and leishmania.

What makes noctiluca glow in dark?

Luciferin protein
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Key Terms

Term
Definition
What makes noctiluca glow in dark?
Luciferin protein
Which organism is called the fire algae or night light?
Noctiluca
Which toxin is released by gonyalaux in its surrounding environment that kills fishes?
Saxtoxin
From where do the flagella of euglena arise?
Cell gullet
Reserve food material in euglena is?
Paramylum starch (apha 1,3 glucan)
What pigments are found in euglena?
Chlorophyll a, chlorophyll b, beta carotene and xanthophyll

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TermDefinition
What makes noctiluca glow in dark?
Luciferin protein
Which organism is called the fire algae or night light?
Noctiluca
Which toxin is released by gonyalaux in its surrounding environment that kills fishes?
Saxtoxin
From where do the flagella of euglena arise?
Cell gullet
Reserve food material in euglena is?
Paramylum starch (apha 1,3 glucan)
What pigments are found in euglena?
Chlorophyll a, chlorophyll b, beta carotene and xanthophyll
Which flagella of euglena helps in locomotion?
Longer flagella
What is the mode of reproduction in euglena?
Asexual reproduction- longitudinal binary fission
Which slime moulds are called acellular slime moulds?
Myxogastria
What are swarm cells?
Gametes of myxogastria
Who gave the term protista?
Goldfuss
What is the excretory product of protozoans?
Ammonia
What happens to the contractile vacuole of a freshwater protozoan if it is transferred from freshwater to marine water?
Contractile vacuole disappears
What happens if a marine protozoan is transferred to freshwater?
New contractile vacuole is formed
What happens when parasytic protozoan is transferred to freshwater?
It dies. (No new contractile vacuole is formed)
What are the locomotory appendages in class mastigophora?
Flagella
What is the mode of reproduction in flagellated protozoans?
Asexual reproduction (longitudinal binary fission)
Which protist is considered as the connecting link between unicellular and multicellular organisms?
Proterospongia
Which protozoan is a symbiont of termite's gut?
Trichonympha
What acts as a vector for leishmania?
Sandfly (phlebotomus)
What is the infective stage of leishmania?
Promastigote/leptomonad
What causes kala azar (dum dum fever)?
Leishmania donovani
What causes cutaneous leishmaniasis/delhi boils?
Leishmania tropica
What causes espundia disease (naso oral leishmaniasis)?
Leishmania brasiliensis
What is the infective stage of trypanosoma?
Metacyclic stage