Here, you will get Class 11 Biology MCQ of Chapter 2 Biological Classification for cracking NEET/AIIMS. By solving these MCQs of Class 11 Biology Chapter 2 Biological Classification, you will get the confidence to crack NEET. Practice MCQ Questions for Class 11 Biology with Answers on a daily basis and score well in exams.
Biological Classification Class 11 MCQs Questions with Answers
Which of the following is used in biochemical and genetic work?
(a) Claviceps
(b) Aspergillus
(c) Neurospora
(d) Mucor
Answer: (c) Neurospora
Which of the following is not a viral disease?
(a) AIDS
(b) Herpes
(c) Tuberculosis
(d) Smallpox
Answer: (c) Tuberculosis
Sexual reproduction is by copulation of male and female followed by embryological development is characteristic feature of
(a) Animalia
(b) Fungi
(c) Mucor
(d) Plantae
Answer: (a) Animalia
The organism that completely lack a cell wall and are smallest living cell know, can survive without oxygen is
(a) Bacteriophages
(b) Yeast
(c) Mycoplasmas
(d) Virus
Answer: (c) Mycoplasmas
Wine turns sour because of
(a) Heat
(b) Aerobic bacteria
(c) Anaerobic bacteria
(d) Exposure to the light
Answer: (b) Aerobic bacteria
Which of the following organisms were placed together under algae?
(a) Chlorella and Chlamydomonas
(b) Spirogyra and Chlamydomonas
(c) Spirogyra and Chlorella
(d) All of the above
Answer: (d) All of the above
Which one of the following fixes CO2 in to carbohydrates?
(a) Rhizobium
(b) Nitrobactor
(c) Bacillus
(d) Rhodospirillum
Answer: (d) Rhodospirillum
Moneran phylogeny is best evidenced by sequence of nucleotides in RNA of ribosomes. On the basis of this information, the most primitive monerans are
(a) Archaebacteria
(b) Eubacteria
(c) Filamentour bacteria
(d) Cyanobacteria
Answer: (a) Archaebacteria
Who is called as “Father of taxonomy”
(a) Hooker
(b) Theophrastus
(c) Aristotle
(d) Linnaeus
Answer: (d) Linnaeus
The Term ‘Superparasite’ is; meant for
(a) Mycoplasma
(b) Animal parasites
(c) Viruses
(d) A parasite living on another parasite
Answer: (d) A parasite living on another parasite
Choose the correct match
(a) Photosynthetic autotrophs – Nutrient recycling
(b) Chemosynthetic autotrophs – Nitrogen fixation
(c) Heterotrophic bacteria – Production of antibiotics
(d) Mycoplasma – Production of curd
Answer: (c) Heterotrophic bacteria – Production of antibiotics
Potato spindle tuber disease is caused by
(a) Phycobionts
(b) Virus
(c) Bacteria
(d) Viroids
Answer: (d) Viroids
Which one of the following is true for fungi?
(a) They are phagotrophs
(b) They lack a rigid cell wall
(c) They are heterotrophs
(d) They lack nuclear membrane
Answer: (c) They are heterotrophs
Which of the following is an exception of monera kingdom
(a) Bacteria
(b) Virus
(c) Cyanobacteria
(d) Mycoplasma
Answer: (b) Virus
Satellite RNAs are present in some
(a) Plant viruses
(b) Viroids
(c) Prions
(d) Bacteriophages
Answer: (a) Plant viruses
Which of the following lacks peptidoglycan in their cell walls
(a) Halophile bacteria
(b) Methanogen bacteria
(c) Thermoacidophilic bacteria
(d) All the above
Answer: (d) All the above
Which of the following is an indicator of air pollution?
(a) Mycorrhiza
(b) Agaricus
(c) Lichens
(d) Common mushrooms
Answer: (c) Lichens
Quinine is obtained from
(a) Puccinia
(b) Neurospora
(c) Gonyaulax
(d) Cinchona
Answer: (a) Puccinia
Bacteria that live in hot springs are called
(a) Halophiles
(b) Thermoacidophiles
(c) Methanogens
(d) None of the above
Answer: (b) Thermoacidophiles
Which amongst kingdom animalia has become recently extinct?
(a) snow leopard
(b) indian macaque
(c) cheetah
(d) tiger
Answer: (c) cheetah
The main difference between Gram positive and gram negative resides in the composition of:
(a) Cilia
(b) Cell-wall
(c) Cell-membrane
(d) Cytoplasm
Answer: (b) Cell-wall
Nuclear membrane is absent in
(a) Fungi
(b) Protista
(c) Plantae
(d) Monera
Answer: (d) Monera
Organism having characters of both animals and plants is
(a) Bacterium
(b) Paramoecium
(c) Mycoplasma
(d) Euglena
Answer: (d) Euglena
Which one of the following organisms is not an example of eukaryotic cells?
(a) Paramecium caudatum
(b) Escherichia coli
(c) Euglena viridis
(d) Amoeba proteus
Answer: (b) Escherichia coli
Five kingdom system of classification suggested by R.H. Whittaker is not based on
(a) Presence or absence of a well defined nucleus
(b) Mode of reproduction
(c) Mode of nutrition
(d) Complexity of body organisation
Answer: (a) Presence or absence of a well defined nucleus
Red tides in sea appear due to
(a) Euglena
(b) Chrysophytes
(c) Dinoflagellates
(d) Diatoms
Answer: (c) Dinoflagellates
Match the columns:
1. Basidiomycetes – A. Agaricus
2. Ascomycetes – B. Albugo
3. Phycomycetes – C. Trichoderma
4. Deuteromycetes – D. Saccharomyces
(a) 1-D, 2-A, 3-B, 4-C
(b) 1-A, 2-D, 3-B, 4-C
(c) 1-A, 2-B, 3-D, 4-C
(d) 1-C, 2-D, 3-A, 4-B
Answer: (b) 1-A, 2-D, 3-B, 4-C
Genetic material for retrovirus is
(a) Nucleoprotein complex
(b) RNA
(c) Both DNA and RNA
(d) DNA
Answer: (b) RNA
Which one of the following is not a biofertilizer?
(a) Agrobacterium
(b) Rhizobium
(c) Nostoc
(d) Mycorrhiza
Answer: (a) Agrobacterium
Trypanosoma causes
(a) Dysentry
(b) Mumps
(c) Sleeping sickness
(d) Cholera
Answer: (c) Sleeping sickness
The organism that completely lack a cell wall and are smallest living cell known that can survive without oxygen is
(a) Virus
(b) Bacteriophages
(c) Yeast
(d) Mycoplasma
Answer: (d) Mycoplasma
The natural system of Classification is based on
(a) morphology
(b) evolutionary trend
(c) anatomy
(d) all of the above
Answer: (d) all of the above
The scientist who created the group protista for both unicellular plants and animals is
(a) haecke
(b) pasteur
(c) lister
(d) koch
Answer: (a) haecke
If a scientist has to names a similar species he should study the
(a) Holotype
(b) syntype
(c) mesotype
(d) isotype
Answer: (d) isotype
Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom
(a) Monera
(b) Protista
(c) Fungi
(d) Animalia
Answer: (b) Protista
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