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Worksheetsbiological classification
Total questions: 32
Worksheet time: 16mins
Mycoplasma are classified under which of the following kingdoms?
Monera
Protista
Fungi
Plantae
In whittaker's five kingdom system of classification, eukaryotes are distributed among
Two kingdoms
Three kingdoms
Four kingdoms
All the five kingdoms
Which of the following organisms have been placed under Kingdom protista?
Chrysophytes and dinoflagellates
Euglenoids
Slime moulds and protozoans
All of these
Which of the following organisms have been placed under Kingdom protista?
Chrysophytes and dinoflagellates
Euglenoids
Slime moulds and protozoans
All of these
Which of the following groups of organisms are included under chrysophytes?
Diatoms and golden algae
Diatoms and dinoflagellates
Euglenoids
Slime moulds
Red tides in warm coastal water develop due to the abundance of
Dinoflagellates
Euglenoids
Diatoms and desmids
Slime moulds
Refer to the given figure and select the correct option
It is a virus that infects plant
It is a virus that infects animals
It is a virus that infects insects
It is a virus that infects bacteria
Study the given figure of structure of tobacco mosaic virus and select the option that correctly identifies the the labelling A and B
A- ssDNA, B- Capsomere
A- dsDNA, B- Capsomere
A- ssRNA, B- Capsomere
A- dsRNA, B- Tail fibres
An association between roots of higher plants and fungi is called
Lichen
Fern
Mycorrhiza
BGA
With respect to the fungal sexual cycle, choose the correct sequence of events.
Karyogamy, plasmogamy and miosis
Miosis, plasmogamy and karyogamy
Plasmogamy, karyogamy and meiosis
Miosis, karyogamy and plasmogamy
Naked cytoplasm, multinucleated and saprophytic are the characteristics of
Monerans
Protists
Fungi
Slime moulds
Given figure is of filamentous blue green algae Nostoc. Identify the parts marked as A and B and select the correct option.
A heterocyst, B mucilaginous sheath
A vegetative cell, B mucilaginous sheath
A trichomes, B Cell wall
A mucilaginous sheath, B heterocyst
In penicillium, the asexual Reproduction takes place by
Ascospores
Aplanospores
Spongiospores
Conidiospores
Coenocytic mycelium is
Uninucleate and septate
Multinucleate and septate
Multinucleate and aseptate
Multinucleate and septate or aseptate
Bacteria are grouped under four categories according to their shape.. study the given figures and select the correct option regarding this.
A cocci, B bacilli, C spirilla, D vibrio
A spirilla, B bacilli, C vibrio, D cocci
A bacilli, B spirilla, C vibrio, D cocci
A bacilli, B spirilla, C cocci, D vibrii
Prokaryotic cells that are characterized by their ability to survive extreme conditions are classified as
eukaryotes
fungi
protists
archaea
One limitation of the Linnaean classification system is that it
does not use organisms' common names
is based on physical characteritics alone
allows scientists to discuss organisms
organizes organisms into groups
Which of the following taxa would generally contain the MOST members?
species
class
phylum
order
Which of the following list the 3 DOMAINS accepted by most scientists?
Archaea, Prokaryotes, Eukaryotes
Bacteria, Fungi, Protista
Eukarya, Archaea, Bacteria
Bacteria, Protista, Eukaryotes
The correct order for the levels of Linnaeus's classification system, from most general to most specific is
phylum, kingdom, family, class, order, genus, species
kingdom, phylum, class, order, family, genus, species
species, genus, kingdom, family, order, class, phylum
kingdom, species, class, order, family, genus, phylum
Organisms living in saline areas will be called
heliophytes
halophiles
methanogens
thermoacidophiles
Mycobiont and Phycobiont forms association in
Mycorrhiza
B-G algae
Lichen
root of higher plants
Contagium vivum fluidum was proposed by
Ivanowsky
Beijerinck
Stanley
Robert Hook
A common nitrogen fixer in paddy field is
Rhizobium
Azospirillum
Frankia
Oscillatoria
The envelope of a virus is called
core
virion
capsid
cell envelope
Which of the following diseases is caused by virus but transmitted by mosquito?
Typhoid
Yellow fever
Plague
COVID-1
Which of the following is a characteristic feature of Chrysophytes?
parasitic forms causing disease in animals
have protein rich layer called pellicle
have indestructible siliceous cell wall
commonly called dinoflagellates
Sexual reproduction is absent in
Phycomycetes
Ascomycetes
Basidiomycetes
Deuteromycetes
Which among the following is a Basidiomycetes fungi?
Polyporus
Penicillium
Rhizopus
Trichoderma
A dikaryon is formed when
Meiosis is arrested
The two haploid cells do not fuse immediately
Cytoplasm does not fuse
None of the above
With respect to the fungal sexual cycle, choose the correct sequence of events.
Karyogamy, plasmogamy and meiosis
Meiosis, plasmogamy and karyogamy
Plasmogamy, karyogamy and meiosis
Meiosis, karyogamy and plasmogamy
Suppose you accidentally find an old preserved permanent slide without a label. In your effort to identify it, you place the slide under microscope and observe the following features:
a. Unicellular ‘
b. Well defined nucleus
c. Biflagellate—one flagellum lying longitudinally and the other transversely.
What would you identify it as? Can you name the kingdom it belongs to?
(a)
