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Biology NEET - XI: Chapter 2- Biological Classification Part 11

Biology24 CardsCreated about 2 months ago

This deck covers key concepts from Chapter 2 of the Biology NEET syllabus, focusing on biological classification, including fungi, lichens, viruses, and mycorrhiza.

Which organism is called the weed of the laboratory?

Aspergillus
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Key Terms

Term
Definition
Which organism is called the weed of the laboratory?
Aspergillus
What are lichoperdon?
Puff balls
Which organism caused the famine of Bengal (1943)?
Helminthosporium oryzae- cause brown leaf spot of rice
Camembert cheeze is made using the fungi
Penicillium camemberti
Which part of lichen performs sexual reproduction?
Mycobiont
What is the female sex organ in lichens called?
Caropgonium

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TermDefinition
Which organism is called the weed of the laboratory?
Aspergillus
What are lichoperdon?
Puff balls
Which organism caused the famine of Bengal (1943)?
Helminthosporium oryzae- cause brown leaf spot of rice
Camembert cheeze is made using the fungi
Penicillium camemberti
Which part of lichen performs sexual reproduction?
Mycobiont
What is the female sex organ in lichens called?
Caropgonium
What is the shape of apothecium in lichens?
Plate shaped
What is the shape of perithecium in lichens?
Flask shaped
Give two example of fruticose lichen.
Usnea and cladonia
Given an example of crustose lichen.
Graphis
Give an example of foliose lichen.
Parmelia
Vesicular-arbuscular mycorrhiza (VAM) is found in
Orchids
What is a virion?
A virus present in an abiotic environment is called a virion.
Who is considered as the father of virology?
Stanley
Which is fastest mutable virus?
Influenza virus
Where do the carbohydrates and lipid of envelope of a virus come from?
Host cell
In which viruses is an envelope found?
Retrovirus and bacteriophages
How many copies of ss-RNA are present in HIV?
Two
Generalized transduction is the result of which bacteriophagial cycle?
Lytic cycle
Specialized transduction is the result of which bacteriophagial cycle?
Lysogenic cycle
The sporangia of terrestrial oomycetes produce
Non-flagellated conidia and aplanospores
How are oospores formed in oomycetes?
By fusion of gametes
The sporangia of aquatic oomycetes produce
Zoospores
The sporangium of zygomycetes produces
Meiospores