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Biological Classification

1051 Questions Start Allen Test
All Exams Allen Errorless
BVP 2001 Q326 Errorless Shape and nutrition of bacteria_Monera MCQ
Which of the following is a genetic vector
A.
Phage
B.
Plasmid
C.
Mosquito
D.
None of these
MP PMT 2001 Q327 Errorless Shape and nutrition of bacteria_Monera MCQ
A mutant micro-organism unable to synthesize a compound required for its growth but able to grow if the compound is provided, is known as
A.
Auxotroph
B.
Prototroph
C.
Autotroph
D.
None of these
CBSE PMT 2001 Q328 Errorless Shape and nutrition of bacteria_Monera MCQ
First organism which was evolved on the earth
A.
Saprotrophs
B.
Chemohetrotrophs
C.
Photoautotrophs
D.
Chemoautotronhs
Kerala CET 2001 Q329 Errorless Life cycle/Reproduction in bacteria_Monera MCQ
Transfer of DNA from one bacteria to another by contact is known as
A.
Conjugation
B.
Transformation
C.
Transduction
D.
Transcription
BHU 2001 Q330 Errorless Life cycle/Reproduction in bacteria_Monera MCQ
Pili in bacteria represent [NCERT Pg. No. 91]
A.
Extra-chromosomal genetic element
B.
Protoplasmic outgrowths of donor cells
C.
Small flagella
D.
Special bacterial cilia
Kerala CET 2001 Q331 Errorless Cyanobacteria/Blue green algae_Monera MCQ
Cyanobacteria of great nutritive value is
A.
Gleocapsa
B.
Scytonema
C.
Stigonema
D.
Spirulina
MP PMT 2001 Q332 Errorless Cyanobacteria/Blue green algae_Monera MCQ
Nitrogenase enzyme is found in Nostoc in the cell of
A.
Vegetative
B.
Heterocyst
C.
Both
D.
None of these
MP PMT 2001 Q333 Errorless Cyanobacteria/Blue green algae_Monera MCQ
Nostoc is known to perform [NCERT Pg. No. 13]
A.
Only photosynthesis
B.
Photosynthesis and nitrogen fixation simultaneously
C.
Only nitrogen fixation
D.
Either photosynthesis or nitrogen fixation at a time
BHU 2001 Q334 Errorless Cyanobacteria/Blue green algae_Monera MCQ
Which were the organisms who changed earth's surface from reducing to the oxidizing
A.
Autotrophs
B.
Heterotrophs
C.
Photoautotrophs
D.
Chemotrophs
BHU 2001; CBSE PMT 2001 Q335 Errorless Protozoa_Protists MCQ
Which protozoan is unlikely to have a contractile vacuole Or The protozoan parasite which possesses a food vacuole is [EAMCET 1998]
A.
Euglena
B.
Paramecium
C.
Amoeba
D.
Plasmodium
CPMT 2001, 09; BHU 2002 Q336 Errorless Protozoa_Protists MCQ
Total parasites belong to protozoan group [NCERT Pg. No. 16]
A.
Sporozoa
B.
Ciliata
C.
Sarcodina
D.
Zooflagellata
RPMT 2001 Q337 Errorless Protozoa_Protists MCQ
Conjugation in protozoa is found in
A.
Sarcodina
B.
Flagellata
C.
Sporozoa
D.
Ciliata
MP PMT 2001 Q338 Errorless Protozoa_Protists MCQ
Which one of the following represents class Mastigophora
A.
Monocystis
B.
Paramecium
C.
Trypanosoma
D.
Amoeba
BVP 2001 Q339 Errorless Protozoa_Protists MCQ
Reproduction in Paramecium is controlled by
A.
Flagella
B.
Micronucleus
C.
Macronucleus
D.
Cell wall
AFMC 2001 Q340 Errorless Protozoa_Protists MCQ
Sprinkling oil over ponds would control malaria because
A.
Fishes die
B.
Water gets polluted
C.
Larvae are asphyxiated
D.
Mosquitoes are repelled
BHU 2001 Q341 Errorless Protozoa_Protists MCQ
Locomotory structures of Amoeba are
A.
Cilia
B.
Flagella
C.
Pseudopodia
D.
None of the above
CPMT 2001 Q342 Errorless Protozoa_Protists MCQ
Highest incubation period occurs in Plasmodium
A.
P. malariae
B.
P. vivax
C.
P. ovale
D.
P. falciparum
Manipal 2001 Q343 Errorless Protozoa_Protists MCQ
Which one is correct pairing
A.
Hydra-Anthozoa
B.
Paramecium-Arachnida
C.
Plasmodium-Sporozoa
D.
Amoeba-Ciliata
HPMT 2001 Q344 Errorless Critical Thinking_Protists MCQ
Centric discoid form of diatom is
A.
Diploneis
B.
Coscinodiscus
C.
Stephanodiscus
D.
Camphyloneis
AIIMS 2001 Q345 Errorless Critical Thinking_Protists MCQ
Which is wrong combination
A.
Haemocyanin ā€“ Prawn
B.
Haemoglobin in mammals ā€“ RBC
C.
Haemoglobin in plasma ā€“ Pheretima
D.
Haemozoin ā€“ Plasmodium cytoplasm
HPMT 2001 Q346 Errorless Critical Thinking_Protists MCQ
Amoeba stops producing pseudopodia during
A.
Alkaline condition
B.
Starvation
C.
Acidic condition
D.
Touch
AMU (Med.) 2001 Q347 Errorless Critical Thinking_Protists MCQ
Microfossile often present in petroleum producing formation are those of
A.
Radiolarians
B.
Diatoms
C.
Helizoans
D.
Foraminiferans
AFMC 2001; RPMT 2002; CPMT 2004; WB JEE 2012 Q348 Errorless Critical Thinking_Protists MCQ
In malaria, shivering occurs when
A.
Schizonts enter R.B.C.
B.
Sporozoites enter human body
C.
Merozoites are liberated from R.B.C. alongwith toxin
D.
Signet ring stage is attained
CBSE PMT 2001 Q349 Errorless Fungi_General_Fungi MCQ
Fungal hyphae are able to penetrate the host with the help of
A.
Mechanical pressure
B.
Softening by enzymes
C.
Both a and b
D.
Suckers and hooks
CPMT 2001, 05 Q350 Errorless Fungi_General_Fungi MCQ
Saprophytic and parasitic modes of nutrition are found in
A.
Bacteria
B.
Viruses
C.
Fungi
D.
Both