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Biological Classification (Class - XI)

Biological Classification

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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following bacteria are responsible for the production of biogas from the dung of animals, such as cows and buffaloes?

  1. Halophiles
  2. Thermoacidophiles
  3. Cyanobacteria
  4. Bacilli
  5. Methanogens
Question 2 Multiple Choice (Single Answer)

Which of the following statements is/are false?

a. Linnaeus used simple morphological characters to classify plants into trees, shrubs and herbs.
b. The two kingdom system of classification did not distinguish between the eukaryotes and prokaryotes, and unicellular and multicellular organisms.
c. The five kingdom classification was proposed by R. H. Whittaker in 1969.

  1. Only a
  2. Only a and b
  3. Only b
  4. Only b and c
  5. Only c
Question 3 Multiple Choice (Single Answer)

Which of the following is an example of flagellated protozoa?

  1. Amoeba
  2. Paramoecium
  3. Entamoeba
  4. Plasmodium
  5. Trypanosoma
Question 4 Multiple Choice (Single Answer)

Which of the following members of Kingdom Plantae is/are parasite(s)?

a. Bladderwort
b. Venus fly trap
c. Cuscuta

  1. Only a
  2. Only a and b
  3. Only b
  4. Only b and c
  5. Only c
Question 5 Multiple Choice (Single Answer)

Which of the following is not a feature of organisms of Kingdom Animalia?

  1. The organisms of this kingdom are multicellular.
  2. They depend directly or indirectly on plants for their food.
  3. The organisms of this kingdom have cell walls in their cells.
  4. Their mode of nutrition is holozoic.
  5. The organisms of this kingdom digest food in an internal cavity.
Question 6 Multiple Choice (Single Answer)

Which of the following is/are not a member of Kingdom Protista?

  1. Chlamydomonas
  2. Chlorella
  3. Paramoecium
  4. Bacteria
  5. Amoeba
Question 7 Multiple Choice (Single Answer)

Which of the following act as parasites and grow in soil, on logs and tree stumps?

  1. Deuteromycetes
  2. Basidiomycetes
  3. Ascomycetes
  4. Phycomycetes
  5. None of these
Question 8 Multiple Choice (Single Answer)

Which of the following statements is/are false?

a. A single virus contains both genetic materials - RNA and DNA.
b. Viruses are inert outside their specific host cell.
c. Viruses which infect animals can have either single- or double-stranded RNA or double-stranded DNA.

  1. Only a
  2. Only a and b
  3. Only b
  4. Only b and c
  5. Only c
Question 9 Multiple Choice (Single Answer)

Match the following:
Names of archaebacteria Places where they live
a. Halophiles 1. They live in extreme salty areas.
b. Thermoacidophiles 2. They live in marshy areas.
c. Methanogens 3. They live in hot springs.
  1. a - 2, b - 3, c - 1
  2. a - 1, b - 3, c - 2
  3. a - 3, b - 1, c - 2
  4. a - 3, b - 2, c - 1
  5. a - 1, b - 2, c - 3
Question 10 Multiple Choice (Single Answer)

Which of the following spores of fungi reproduce sexually?

a. Conidia
b. Oospores
c. Zoospores
d. Ascospores

  1. Only a and c
  2. Only b and d
  3. Only a and b
  4. Only b and c
  5. Only a and d
Question 11 Multiple Choice (Single Answer)

Which of the following are the members of the group Chrysophytes?

a. Gonyaulax
b. Diatoms
c. Desmids
d. Euglena

  1. Only a and b
  2. Only a and c
  3. Only a and d
  4. Only b and c
  5. Only b and d
Question 12 Multiple Choice (Single Answer)

Which of the following is not a characteristic of kingdom Protista?

  1. Members of Protista are primarily aquatic.
  2. The Protistan cell body contains a well-defined nucleus.
  3. All single-celled eukaryotes are placed under Protista.
  4. Protists reproduce only asexually.
  5. Some have flagella or cilia.
Question 13 Multiple Choice (Single Answer)

Which of the following organisms completely lack a cell wall, are the smallest living cells known and can survive without oxygen?

  1. Methanogens
  2. Cyanobacteria
  3. Mycoplasma
  4. Thermoacidophiles
  5. Halophiles
Question 14 Multiple Choice (Single Answer)

Match the following:

 
Names of bacteria Shapes
a. Bacillus 1. Comma-shaped
b. Vibrium 2. Spiral-shaped
c. Spirillum 3. Rod-shaped
  1. a - 3, b - 1, c - 2
  2. a - 3, b - 2, c - 1
  3. a - 1, b - 2, c - 3
  4. a - 1, b - 3, c - 2
  5. a - 2, b - 1, c - 3
Question 15 Multiple Choice (Single Answer)

Match the following:
a. Amoeboid protozoans 1. They are either free-living or parasitic, having flagella.
b. Flagellated protozoans 2. They live in fresh water, sea water or moist soil.
c. Ciliated protozoans 3. They are aquatic and actively moving organisms as they possess thousands of cilia.
  1. a - 2, b - 3, c - 1
  2. a - 3, b - 2, c - 1
  3. a - 1, b - 2, c - 3
  4. a - 2, b - 1, c - 3
  5. a - 3, b - 1, c - 2
Question 16 Multiple Choice (Single Answer)

Fungi cause diseases in plants and animals. Which of the following fungi causes wheat rust in plants?

  1. Puccinia
  2. Penicillium
  3. Albugo
  4. Rhizopus
  5. Neurospora
Question 17 Multiple Choice (Single Answer)

Which of the following is not a characteristic of bacteria?

  1. Many of the bacteria live in or on other organisms as parasites.
  2. Bacteria live in extreme habitats, such as hot springs, deserts, snow and deep oceans.
  3. Bacteria occur almost everywhere.
  4. Their cell wall is made up of cellulose.
  5. They are the most abundant microorganisms.
Question 18 Multiple Choice (Single Answer)

Which of the following is not a characteristic of Kingdom Monera?

  1. The organisms in Kingdom Monera are prokaryotic.
  2. The cell wall is non-cellulosic.
  3. Nuclear membrane is present.
  4. The body organisation is cellular.
  5. The modes of nutrition are autotrophic and heterotrophic.
Question 19 Multiple Choice (Single Answer)

Which of the following are heterotrophs and live as predators or parasites?

  1. Protozoans
  2. Slime moulds
  3. Euglenoids
  4. Chrysophytes
  5. Dinoflagellates
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