9th Biology Unit 4 Virus, Bacteria & Cyanobacteria MCQs Sindh Board

 On this Page you will learn Ninth Class Chapter No.04 Virus, Bacteria & Cyanobacteria Solved Full Chapter MCQs With Solved Answers Quiz Test. If you are looking 9th Class Karachi Sindh Board Biology Chapter Wise Solved MCQs With Answers You are on this page right place. You will learn online here Objective type IX Class Biology Solved Unit 4 Most Repeated MCQs with Solved Answers Quiz Tests.

9th Biology

Q.1: Viruses are?
  1. Cellular
  2. Unicellular
  3. Noncellular
  4. Acellular
A
Q.2: Characteristic o viruses due to which they are considered as living?
  1. Undergo crystallization
  2. Undergo reproduction
  3. Noncellular structure
  4. Total parasite
B
Q.3: Bacilli bacteria are?
  1. Curved
  2. Spiral shaped
  3. Rod shaped
  4. Rounded
C
Q.4: A heterogenous group of living organisms which can only be seen with the help of microscope is called?
  1. Non of these
  2. Animals
  3. Plants
  4. Micro organisms
D
Q.5: Bacteria and cyanobacteria are studied under?
  1. Plantae
  2. Fungi
  3. Protoctista
  4. Prokaryota
D
Q.6: Virus protozoa unicellular algae and some fungi are studied under kingdom?
  1. Animalia
  2. Plantae
  3. Protoctista
  4. Prokaryota
C
Q.7: Russian biologist lwanowsky discovered viruses in?
  1. 1892
  2. 1935
  3. 1835
  4. 1992
A
Q.8: All viruses are?
  1. Free living
  2. Parasitic
  3. Saprophytic
  4. Symbiont
D
Q.9: Bacteriophages are?
  1. algae
  2. virus
  3. fungi
  4. bacteria
B
Q.10: The simplest virus consists of a single molecule of a ---------- surrounded by a protein coat capsid.?
  1. Carbohydrates
  2. Fats
  3. Nucleic acid
  4. Protein
C
Q.11: Which one of the following arc considered as a link between living and non living things??
  1. Viruses
  2. Protozoa
  3. Algae
  4. Bacteria
A
Q.12: Which one is not viral disease??
  1. Mumps
  2. Colds AIDS
  3. T.B
  4. Tobacco mosaic
C
Q.13: Which one of the following are the largest number of creatures and are found everywhere??
  1. Viruses
  2. Algae
  3. Bacteria
  4. Insects
C
Q.14: Bacteria were observed by?
  1. J. Lister
  2. Leuwenhoek
  3. Linnacus
  4. Iwanowsky
B
Q.15: Bacterial cell ranges in size from 0.2 µ to 2 µ in width and 2 to -------- µ in length.?
  1. 8
  2. 7
  3. 10
  4. 6
C
Q.16: Spherical bacteria are called?
  1. Cocci
  2. Vihrio
  3. Spirilla
  4. Bacilli
A
Q.17: Bacteria which get their food from dead organic matter are called?
  1. autotrophic bacteria
  2. Parasitic bacteria
  3. Symbiotic bacteria
  4. Saprophytic bacteria
D
Q.18: Which of the following bacteria can synthesis organic compounds from simple inorganic substance??
  1. Autotrophic
  2. Photosynthetic
  3. Parasitic
  4. Symbiotic
A
Q.19: Aerobes require --------_ for respiration.?
  1. oxygen
  2. nitrogen
  3. amino acids
  4. carbon dioxide
A
Q.20: Blue green algae are termed as?
  1. Photosynthetic bacteria
  2. Bacteriophage
  3. Cyanobacteria
  4. Cyanoalgae
C
Q.21: According to new classification, Nostoc, belong to kingdom?
  1. Fungi
  2. Plantae
  3. Protoctista
  4. Prokaryota
D
Q.22: Obligate anaerobes are killed in the presence of?
  1. nitrogen
  2. oxygen
  3. sulphur dioxide
  4. carbon dioxide
B
Q.23: Obligate aerobes can survive only in the presence of?
  1. sulphurdioxide
  2. nitrogen
  3. oxygen
  4. carbon dioxide
C
Q.24: Streptococci are the bacteria which occur.?
  1. In bunch
  2. Four in number
  3. In chain
  4. Two in number
C
Q.25: Nostoc belongs to?
  1. Eubacteria
  2. None of them
  3. Cocci bacteria
  4. Cyanobacteria
D
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