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

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

Check the below NCERT MCQ Questions for Class 11 Biology Chapter 2 Biological Classification with Answers Pdf free download. MCQ Questions for Class 11 Biology with Answers were prepared based on the latest exam pattern. We have provided Biological Classification Class 11 Biology MCQs Questions with Answers to help students understand the concept very well.


Q1. In eubacteria, a cellular component that resembles eukaryotic cells is:

(a) Plasma membrane
(b) Nucleus
(c) Ribosomes
(d) Cell wall

(a) Plasma membrane


Q2. Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom

(a) Monera
(b) Protista
(c) Fungi
(d) Animalia

(b) Protista


Q3. 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

(a) Archaebacteria


Q4. Who is called as “Father of taxonomy”

(a) Hooker
(b) Theophrastus
(c) Aristotle
(d) Linnaeus

(d) Linnaeus


Q5. Virus envelope is known as:

(a) Capsid
(b) Virion
(c) Nucleoprotein
(d) Core

(a) Capsid


Q6. Which one of the following is not a biofertilizer?

(a) Agrobacterium
(b) Rhizobium
(c) Nostoc
(d) Mycorrhiza

(a) Agrobacterium


Q7. Which of the following structure is not found in prokaryotic cells :

(a) Plasma membrane
(b) Ribosomes
(c) Nuclear membrane and membranous cell organelles
(d) Hereditary substance

(c) Nuclear membrane and membranous cell organelles


Q8. 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


Q9. The main difference between Gram positive and gram negative resides in the composition of:

(a) Cilia
(b) Cell-wall
(c) Cell-membrane
(d) Cytoplasm

(b) Cell-wall


Q10. 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


Q11. Potato spindle tuber disease is caused by

(a) Phycobionts
(b) Virus
(c) Bacteria
(d) Viroids

(d) Viroids


Q12. Quinine is obtained from

(a) Puccinia
(b) Neurospora
(c) Gonyaulax
(d) Cinchona

(a) Puccinia


Q13. According to five-kingdom classification, which of the following does not contain nuclear membrane?

(a) Protista
(b) Monera
(c) Fungi
(d) Animalia

(b) Monera


Q14. Two organisms of the same class but different families will be kept under the same

(a) genera
(b) species
(c) order
(d) family

(c) order


Q15. Bacteria that live in hot springs are called

(a) Halophiles
(b) Thermoacidophiles
(c) Methanogens
(d) None of the above

(b) Thermoacidophiles


Q16. Which amongst kingdom animalia has become recently extinct?

(a) snow leopard
(b) indian macaque
(c) cheetah
(d) tiger

(c) cheetah


Q17. Red tides in sea appear due to

(a) Euglena
(b) Chrysophytes
(c) Dinoflagellates
(d) Diatoms

(c) Dinoflagellates


Q18. The asexual spores are not found, vegetative reproduction occurs by fragmentation and sexual organs are absent. Identify the class of fungi.

(a) Phycomycetes
(b) Ascomycetes
(c) Basidiomycetes
(d) Deuteromycetes

(c) Basidiomycetes


Q19. 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

(b) 1-A, 2-D, 3-B, 4-C


Q20. Trypanosoma causes

(a) Dysentry
(b) Mumps
(c) Sleeping sickness
(d) Cholera

(c) Sleeping sickness


Q21. Wine turns sour because of

(a) Heat
(b) Aerobic bacteria
(c) Anaerobic bacteria
(d) Exposure to the light

(b) Aerobic bacteria


Q22. Genetic material for retrovirus is

(a) Nucleoprotein complex
(b) RNA
(c) Both DNA and RNA
(d) DNA

(b) RNA


Q23. Naked cytoplasm, multinucleated and saprophytic are the characteristics of

(a) Monerans
(b) Slime moulds
(c) Fungi
(d) Protists

(b) Slime moulds


MCQ Questions for Class 11 Biology with Answers Chapter Wise


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