Biological Classification Test

Biological Classification

This is Biological Classification Test-05 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
A peculiar group of dual organism which are formed by an association between an algae and a fungus.
  • A
    Lichens
    Correct
  • B
    Yeast
  • C
    Mushroom
  • D
    Mucor
2
Which possess acellular structure?
  • A
    Bacterium
  • B
    Diatom
  • C
    Fungi
  • D
    Bacteriophage
    Correct
3
Which is NOT the characteristic of viroids?
  • A
    It is smaller than virus
  • B
    The RNA of the viroid has low molecular weight
  • C
    It caused potato spindle tuber disease
  • D
    It has a protein coat
    Correct
4
The name virus was given by
  • A
    Beijerinek
  • B
    Pasteur
    Correct
  • C
    D.J.Ivanowsky
  • D
    W.M.Stanley
5
Identify the virus in figure given below
Question 5 figure 1
  • A
    Bacteriophage
    Correct
  • B
    HIV
  • C
    TMV
  • D
    Retrovirus
6
Genetic material for retrovirus is
  • A
    RNA
    Correct
  • B
    Both DNA and RNA
  • C
    DNA
  • D
    Nucleoprotein complex
7
The three domains system do not includes
  • A
    Bacteria Domain
  • B
    Viral Domain
    Correct
  • C
    Eukara Domain
  • D
    Archaea Domain
8
Identify the cuboidal virus from the following
  • A
    T2
  • B
    Polymyelitis virus
    Correct
  • C
    TMV virus
  • D
    Foot and mouth virus
9
The organism that completely lack a cell wall and are smallest living cell know, can survive without oxygen is
  • A
    Virus
  • B
    Mycoplasmas
    Correct
  • C
    Bacteriophages
  • D
    Yeast
10
A peculiar group of dual organism which are formed by an association between an alga and a fungus.
  • A
    Mucor
  • B
    Yeast
  • C
    Mushroom
  • D
    Lichens
    Correct
11
Which one can be photosynthetic as well as saprophytic in
  • A
    Paramecium
  • B
    Amoeba
  • C
    Euglena
    Correct
  • D
    Mushroom
12
Select the incorrect pair
  • A
    Animal Virus —Zoophagineae
  • B
    Bacterial Virus --- Bacteriophages
  • C
    Algal Virus --- Mycophages
    Correct
  • D
    Plant Virus --- Phytophagineae
13
Two categories of animals on the basis of red blood are
  • A
    Animate and inanimate
  • B
    Enaima and Anaima
    Correct
  • C
    Leucocytes and erythrocytes
  • D
    Erythrocytes and Thrombocytes
14
Fusion of protoplasm between to motile or non-motile gamete is called
  • A
    Karyogamy
  • B
    Heterogamy
  • C
    Plasmogamy
    Correct
  • D
    Homogamy
15
Plant disease in which pathogen is seen as cottony growth on the surface of host is
  • A
    Smut
  • B
    Powdery mildew
  • C
    Downy mildew
    Correct
  • D
    Rust