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Biological Classification

719 Questions Start Errorless Test
All Exams Allen Errorless
NEET 2024 Q1 Errorless 20. Critical Thinking_Fungi MCQ
Which one of the following is not a criterion for classification of fungi
A.
Morphology of mycelium
B.
Mode of nutrition
C.
Mode of spore formation
D.
Fruiting body
NEET 2022 Q2 Errorless 7. Critical Thinking_Monera MCQ
Which of the following is a correct statement
A.
Slime moulds are saprophytic organisms classified under Kingdom Monera
B.
Mycoplasma have DNA, ribosome and cell wall
C.
Cyanobacteria are a group of autotrophic organisms classified under Kingdom Monera
D.
Bacteria are exclusively heterotrophic organisms
NEET 2021 Q3 Errorless 7. Critical Thinking_Monera MCQ
Match Column-I with Column-II
Column-IColumn-II
(A)Nitrosococcus
(B)Rhizobium
(C)Thiobacillus
(D)Nitrobacter
(P)Denitrification
(Q)Conversion of ammonia to nitrite
(R)Conversion of nitrite to nitrate
(S)Conversion of atmospheric nitrogen to ammonia
A.
Aāˆ’P, Bāˆ’Q, Cāˆ’R, Dāˆ’S
B.
Aāˆ’R, Bāˆ’P, Cāˆ’S, Dāˆ’Q
C.
Aāˆ’S, Bāˆ’R, Cāˆ’Q, Dāˆ’P
D.
Aāˆ’Q, Bāˆ’S, Cāˆ’P, Dāˆ’R
NEET 2020 Q4 Errorless 7. Critical Thinking_Monera MCQ
The product(s) of reaction catalyzed by nitrogenase in root nodules of leguminous plants is/are
A.
Ammonia and hydrogen
B.
Ammonia alone
C.
Nitrate alone
D.
Ammonia and oxygen
NEET 2019 Q5 Errorless 7. Critical Thinking_Monera MCQ
Thiobacillus is a group of bacteria helpful in carrying out
A.
Nitrogen fixation
B.
Chemoautotrophic fixation
C.
Nitrification
D.
Denitrification
NEET 2019 Q6 Errorless 20. Critical Thinking_Fungi MCQ
Which of the following statements is incorrect [NCERT Pg. No. 16]
A.
Morels and truffles are edible delicacies
B.
Claviceps is a source of many alkaloids and LSD
C.
Conidia are produced exogenously and ascospores endogenously
D.
Yeasts have filamentous bodies with long thread like hyphae
NEET 2019 Q7 Errorless 24. Critical Thinking_Viruses MCQ
Which of the following statements is incorrect
A.
Viroids lack a protein coat
B.
Viruses are obligate parasites
C.
Infective constituent in viruses is the protein coat
D.
Prions consist of abnormally folded proteins
NEET 2018 Q8 Errorless 7. Critical Thinking_Monera MCQ
Which among the following is not a prokaryote
A.
Saccharomyces
B.
Mycobacterium
C.
Nostoc
D.
Oscillatoria
NEET 2018 Q9 Errorless 7. Critical Thinking_Monera MCQ
Oxygen is not produced during photosynthesis by
A.
Green sulphur bacteria
B.
Nostoc
C.
Cycas
D.
Chara
NEET 2018 Q10 Errorless 11. Protozoa_Protists MCQ
Ciliates differ from all other protozoans in
A.
Using flagella for locomotion
B.
Having a contractile vacuole for removing excess water
C.
Using pseudopodia for capturing prey
D.
Having two types of nuclei
NEET 2018 Q11 Errorless 12. Critical Thinking_Protists MCQ
Select the wrong statement
A.
Cell wall is present in members of Fungi and Plantae
B.
Mushrooms belong to Basidiomycetes
C.
Pseudopodia are locomotory and feeding structures in Sporozoans
D.
Mitochondria are the powerhouse of the cell in all kingdoms except Monera
NEET 2017 Q12 Errorless 1. Shape and nutrition of bacteria_Monera MCQ
Which of the following are found in extreme saline conditions
A.
Archaebacteria
B.
Eubacteria
C.
Cyanobacteria
D.
Mycobacteria
NEET 2017 Q13 Errorless 7. Critical Thinking_Monera MCQ
Spliceosomes are not found in cells of
A.
Plants
B.
Fungi
C.
Animals
D.
Bacteria
NEET 2017 Q14 Errorless 14. Self Evaluation Test_Protists MCQ
Select the mismatch
A.
Frankia Alnus
B.
Rhodospirillum Mycorrhiza
C.
Anabaena Nitrogen fixer
D.
Rhizobium Alfalfa
NEET (Phase-II) 2016 Q15 Errorless 1. Shape and nutrition of bacteria_Monera MCQ
Methanogens belong to
A.
Slime moulds
B.
Eubacteria
C.
Archaebacteria
D.
Dinoflagellates
WB JEE 2016 Q16 Errorless 3. Economic importance of bacteria_Monera MCQ
Which of the following can fix nitrogen in non-leguminous plants
A.
Streptomyces
B.
Anabaena
C.
Frankia
D.
Rhizobium
NEET (Phase-I) 2016 Q17 Errorless 6. Cyanobacteria/Blue green algae_Monera MCQ
Which one of the following statements is wrong
A.
Cyanobacteria are also called blue-green algae
B.
Golden algae are also called desmids
C.
Eubacteria are also called false bacteria
D.
Phycomycetes are also called algal fungi
WB JEE 2016 Q18 Errorless 7. Critical Thinking_Monera MCQ
Conversion of nitrate to ammonia is a/an
A.
Amination process
B.
Deamination process
C.
Oxidative process
D.
Reductive process
NEET (Phase-II) 2016 Q19 Errorless 7. Critical Thinking_Monera MCQ
Select the mismatch
A.
Methanogens-Prokaryotes
B.
Gas vacuoles-Green bacteria
C.
Large central vacuoles-Animal cells
D.
Protists-Eukaryotes
NEET (Phase-II) 2016 Q20 Errorless 7. Critical Thinking_Monera MCQ
Select the wrong statement
A.
Mycoplasma is a wall-less microorganism
B.
Bacterial cell wall is made up of peptidoglycan
C.
Pili and fimbriae are mainly involved in motility of bacteria cells
D.
Cyanobacteria lack flagellated cells
NEET (Phase-II) 2016 Q21 Errorless 11. Protozoa_Protists MCQ
Select the wrong statement
A.
Diatoms are microscopic and float passively in water
B.
The walls of diatoms are easily destructible
C.
'Diatomaceous earth' is formed by the cell walls of diatoms
D.
Diatoms are chief producers in the oceans
NEET (Phase-I) 2016 Q22 Errorless 11. Protozoa_Protists MCQ
Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom
A.
Monera
B.
Protista
C.
Fungi
D.
Animalia
NEET (Phase-II) 2016 Q23 Errorless 15. Fungi_General_Fungi MCQ
Which one of the following is wrong for fungi
A.
They are both unicellular and multicellular
B.
They are eukaryotic
C.
All fungi possess a purely cellulosic cell wall
D.
They are heterotrophic
WB JEE 2016 Q24 Errorless 23. Viruses_Viruses MCQ
The genome of Influenza virus is a
A.
Single-stranded RNA (-)
B.
Single-stranded RNA (+)
C.
Double-stranded RNA
D.
Single-stranded DNA
NEET (Phase-I) 2016 Q25 Errorless 23. Viruses_Viruses MCQ
Which of the following statements is wrong for viroids [NCERT Pg. No. 21]
A.
They lack a protein coat
B.
They are smaller than viruses
C.
They cause infections
D.
Their RNA is of high molecular weight