Biological Classification MCQ Questions for Class 11 Biology Chapter 2 with Answers

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NCERT Chapters for Class 11 Biology

Q1. Bacterial leaf blight of rice is caused by a species (2008)

(A) Pseudomonas
(B) Xanthomonas
(C) Erwinia
(D) Alternaria

(B) Xanthomonas

Q2. Organism having characters of both animals and plants is

(A) Bacterium
(B) Paramoecium
(C) Mycoplasma
(D) Euglena

(D) Euglena

Q3. Mesosomes are found in:

(A) Fungi
(B) Virus
(C) Mycoplasma
(D) Bacteria

(D) Bacteria

Q4. Which of the following is not a viral disease?

(A) AIDS
(B) Herpes
(C) Tuberculosis
(D) Smallpox

Q5. According to five-kingdom classification, which of the following does not contain nuclear membrane?

(A) Protista
(B) Monera
(C) Fungi
(D) Animalia

(B) Monera

Q6. Virus envelope is known as:

(A) Capsid
(B) Virion
(C) Nucleoprotein
(D) Core

(A) Capsid

Q7. Name the archaebacteria present in the guts of ruminant animals

(A) Methanogens
(B) Anabaena
(C) Nostoc
(D) Paramoecium

(A) Methanogens

Q8. The biologist, who created the kingdom protista for the unicel-lular animals and plants, is

(A) Haeckel

(B) Pasteur
(C) Koch
(D) Lister

(A) Haeckel

Q9. 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

(D) Mycoplasma

Q10. If a scientist has to names a similar species he should study the

(A) Holotype
(B) syntype
(C) mesotype
(D) isotype

(D) isotype

Q11. Quinine is obtained from

(A) Puccinia
(B) Neurospora
(C) Gonyaulax
(D) Cinchona

(A) Puccinia

Q12. Who is called as “Father of taxonomy”

(A) Hooker
(B) Theophrastus
(C) Aristotle
(D) Linnaeus

(D) Linnaeus

Q13. In five kingdom classification, the kindom that includes the blue green algae, nitrogen fixing bacteria and methanogenic archaebacteria is

(A) Plantae
(B) Fungi
(C) Protista
(D) Monero

(D) Monero

Q14. The Term ‘Superparasite’ is; meant for

(A) Mycoplasma
(B) Animal parasites
(C) Viruses
(D) A parasite living on another parasite

(D) A parasite living on another parasite

Q15. 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

(B) Escherichia coli

Q16. Which of the following is used in biochemical and genetic work?

(A) Claviceps
(B) Aspergillus
(C) Neurospora
(D) Mucor

Q17. Potato spindle tuber disease is caused by

(A) Phycobionts
(B) Virus
(C) Bacteria
(D) Viroids

(D) Viroids

Q18. Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom

(A) Monera
(B) Protista
(C) Fungi
(D) Animalia

(B) Protista

Q19. A unicellular organism often considered a connecting link between plants and animals, is

(A) Paramoecium
(B) Entamoeba
(C) Monocystics
(D) Euglena