Generate Quiz 6A9D0E27E445E

1 / 50

The process of recombination in prokaryotes takes place in which of the following ways?

PMC Practice 28
Biology
Kingdom Prokaryote
Growth and Reproduction in Bacteria
Elimination Tool:

A) Transformation

B) Conjugation

C) Transduction

D) All of these

2 / 50

HIV glycoprotein is composed of ___ subunits.

PMC Practice 22
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) 11

B) 12

C) 13

D) 14

3 / 50

Which type of viruses infect E. Coli bacteria?

PMC Practice 29
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) λ-phages

B) P phages

C) Both

D) None

4 / 50

Viruses usually are limited to specific hosts because:

2022 PMC Test 1
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) They contain either DNA or RNA

B) They contain protein

C) They are specific to cell receptors

D) They are capable to divide with in the host body

5 / 50

What is the name given to viruses which do not destroy their host cells?

PMC 2021 Tested
Biology
Bio-diversity | Variety of Life
Bacteriophage
Elimination Tool:

A) Virulent viruses

B) Killer viruses

C) Temperate viruses

D) Cytokillers

6 / 50

The enzymes integrase, protease and reverse transcriptase are found in which virus?

Punjab MDCAT 2022
Biology
Bio-diversity | Variety of Life
HIV
Elimination Tool:

A) Hepatitis A virus

B) Herpes virus

C) Influenza virus

D) Human immunodeficiency virus

7 / 50

Add to Flashcards

SAVE THIS QUESTION
Phages which show lysogenic cycle are known as:

UHS 2018
Biology
Bio-diversity | Variety of Life
Bacteriophage
Elimination Tool:

A) Enveloped Phage

B) Virulent Phage

C) Temperate phages

D) Bacteriophage

8 / 50

Which type of viruses infect E. Coli bacteria?

PMC Practice 29
Biology
Bio-diversity | Variety of Life
Variety of Life
Elimination Tool:

A) t-phages

B) p phages

C) both

D) none

9 / 50

HIV is a:

NUMS 2018
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Virus

B) Prions

C) Viroid

D) Venom

10 / 50

Which of the following statements are true about the capsomeres?

PMC Practice 17
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) It is an individual unit of the capsid

B) It is a viral protein for replication

C) It is a unit of nucleic acid in viruses

D) All of the above

11 / 50

Nowadays every newborn gets regular shots of vaccine for polio. It contains _________ for polio to make a child immune against this disease.

UHS 2019
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Antibiotics

B) Antibodies

C) Antigens

D) Antisera

12 / 50

The viruses are:

NTS 2011
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Cellular

B) Prokaryotes

C) Non-cellular

D) Eukaryotes

13 / 50

A cross in which three fourths of the offspring appear dominant is:

FMDC 2015
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Tt x TT

B) TT x tt

C) Tt x tt

D) Tt xTt

14 / 50

The cell membrane of a bacterial cell often invaginates to produce membranous structures referred to as:

NUMS 2017
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Centrosomes

B) Mesosomes

C) Dictyosomes

D) Polysomes

15 / 50

Which of the following would not be found in a prokaryotic cell?

PMC Practice 28
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Mitochondria

B) RNA

C) Ribosomes

D) Plasma membrane

16 / 50

The Prokaryotic Life is characterized by:

PMC Practice 28
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Absence of locomotion

B) Absence of nuclear envelope

C) Absence of Protein

D) Absence of nuclear material

17 / 50

When was the bacteriophage phenomenon rediscovered by D’Herelle?

PMC Practice 32
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) 1918

B) 1917

C) 1920

D) 1990

18 / 50

Which of the following is not related to the enveloped virus?

PMC 2020
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) They survive for a short time

B) Their envelope is not sensitive to sunlight

C) They are tolerant to antibodies

D) Envelope is derived from host

19 / 50

In cocci, three plane division results in the formation of sarcina which is a?

PMC Practice 4
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Cube of 8 cocci

B) Square of 4 cocci

C) Irregular structure

D) Triangular 6 cocci

20 / 50

Which type of viruses infect E. Coli bacteria?

PMC Practice 9
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) T phages

B) P phages

C) Both

D) None

21 / 50

Which of the following is NOT true about viruses:

PMC 2021 Tested
Biology
Bio-diversity | Variety of Life
Viruses – Classification, Discovery & Structure
Elimination Tool:

A) Contain DNA and RNA

B) Acellular

C) Use host machinery

D) Obligate intracellular parasites

22 / 50

Which of the following bacteria are able to release oxygen into the environment?

NTS 2018
Biology
Kingdom Prokaryote
Motility and Nutrition in Bacteria
Elimination Tool:

A) Saprotrophic bacteria

B) Parasitic bacteria

C) Cyanobacteria

D) Pathogenic bacteria

23 / 50

The cell wall of Archaebacteria does not contain which of the following?

PMC Practice 20
Biology
Kingdom Prokaryote
Archaea
Elimination Tool:

A) Glycoproteins

B) Polysaccharides

C) Proteins

D) Peptidoglycan

24 / 50

Which of the following has a morphology of a helical virus?

PMC Practice 29
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) TMV

B) T4 Phage

C) Poxvirus

D) Herpes virus

25 / 50

Unlike eukaryotes, prokaryotes have no membrane-bound organelles. How, then, are prokaryotes able to generate energy?

PMC Practice 16
Biology
Kingdom Prokaryote
Importance and Control of bacteria
Elimination Tool:

A) Prokaryotes generate sodium gradients across their nuclear membranes

B) Prokaryotes do not generate energy

C) Prokaryotes produce energy via photosynthesis

D) Prokaryotes generate proton gradients across their plasma membranes

26 / 50

The complete, mature and infection virus particle is known as:

PMC 2020
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Venome

B) Genome

C) Virion

D) Capsid

27 / 50

Which of the following was the first virus to be isolated and studied under the electron microscope:

2022 PMC Test 3
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) HIV

B) Rabies Virus

C) Pox Viruses

D) TMV

28 / 50

Which one of the following is NOT a mode of transmission of AIDS?

NTS 2019
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Through unsterilized needles

B) Through contact with open wounds

C) Through blood transfusion

D) Through holding hands

29 / 50

A much smaller and ancient bacteria are present in group

PMC Practice 32
Biology
Kingdom Prokaryote
Archaea
Elimination Tool:

A) Archaebacteria

B) Lactobacteria

C) Eubacteria

D) Anaerobic bacteria

30 / 50

Antibiotics act against:

Academy Questions
Biology
Kingdom Prokaryote
Importance and Control of bacteria
Elimination Tool:

A) Bacterial diseases

B) Allergies

C) Bacterial and Viral Diseases

D) Viral Diseases

31 / 50

Viruses in live, attenuated vaccines cannot:

PMC 2021 Tested
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Infect

B) Replicate and infect

C) Replicate

D) Trigger an immune response

32 / 50

Which factors may help determine the antigenicity of a virus?

Biology
PMC Practice 35
Bio-diversity | Variety of Life
Elimination Tool:

A) Capsomeres

B) Size of virus

C) Whole capsid

D) Internal proteins

33 / 50

Which of the following viruses possess an envelope?

Biology
PMC Practice 35
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Herpes virus

B) Rhinovirus

C) TMV

D) Papillomavirus

34 / 50

Viruses without nuclear envelope is called as?

PMC Sample 1
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Icosahedral virus

B) Naked virus

C) Enveloped virus

D) Bilayer virus

35 / 50

Bacteria that can only survive in the presence of oxygen?

PMC 2021 Tested
Biology
Kingdom Prokaryote
Motility and Nutrition in Bacteria
Elimination Tool:

A) Facultative anaerobes

B) Obligate aerobes

C) Obligate anaerobes

D) Facultative aerobes

36 / 50

The cell wall of Archaebacteria does not contain which of the following?

PMC Sample 1
Biology
Kingdom Prokaryote
Archaea
Elimination Tool:

A) Glycoproteins

B) Polysaccharides

C) Proteins

D) Peptidoglycan

37 / 50

The first viral disease namely _______ was discovered in 1892.

PMC 2021 Tested
Biology
Bio-diversity | Variety of Life
Viruses – Classification, Discovery & Structure
Elimination Tool:

A) Hepatitis

B) AIDS

C) Rabies

D) Tobacco mosaic disease

38 / 50

Which of these processes is the means by which a material can directly uptake and incorporate foreign DNA from the environment into its genome?

PMC Practice 27
Biology
Kingdom Prokaryote
Growth and Reproduction in Bacteria
Elimination Tool:

A) Transduction

B) Transformation

C) Binary fission

D) Conjugation

39 / 50

For sterilization purposes, generally, X-rays are used which cause:

2022 PMC Test 3
Biology
Kingdom Prokaryote
Importance and Control of bacteria
Elimination Tool:

A) Mutation in bacterial genome

B) Denaturation of bacterial proteins

C) Activation of bacteria

D) Bacteria to become pathogen

40 / 50

Numerous opportunist diseases might attack people suffering from the following diseases?

PMC 2020
Biology
Bio-diversity | Variety of Life
HIV
Elimination Tool:

A) Measles

B) Influenza

C) Hepatitis A

D) AIDS

41 / 50

If in solution some bacteria infected by a certain phages had somehow developed the ability to make a particular amino acid that was not in their genes before. What would be the possible explanation to his new ability ?

ETEA 2017
Biology
Kingdom Prokaryote
Growth and Reproduction in Bacteria
Elimination Tool:

A) Induction

B) Transformation

C) Transduction

D) Conjugation

42 / 50

Which of the following is NOT TRUE about the Human Immunodeficiency virus (HIV)?

PMC 2020
Biology
Bio-diversity | Variety of Life
HIV
Elimination Tool:

A) It is a retrovirus

B) It is surrounded by an envelope

C) It does not cause AIDS

D) It causes deficiency of the human immune system

43 / 50

Mesosomes are infoldings of the cell membrane and are involved in

UHS 2012
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) DNA replication

B) RNA synthesis

C) Protein synthesis

D) Metabolism

44 / 50

Sulphur bacteria belongs to which group of bacteria called

ETEA 2019
Biology
Kingdom Prokaryote
Taxonomy, Ecology & Diversity of Bacteria
Elimination Tool:

A) Beta-proteo bacteria

B) Alpha-proteobacteria

C) Gamma-proteo bacteria

D) Delta proteo bacteria

45 / 50

In the nucleus, the ssDNA virus genome is converted to dsDNA by:

PMC Practice 21
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) DNA polymerase

B) RNA polymerase

C) Cell enzymes

D) Viral proteins

46 / 50

Bacteria and fungi are examples of

UHS 2012
Biology
Kingdom Prokaryote
Importance and Control of bacteria
Elimination Tool:

A) Producers

B) Decomposers

C) Consumers

D) Denvers

47 / 50

The bacteria which get their food from dead organic matter are called as:

Biology
Kingdom Prokaryote
Motility and Nutrition in Bacteria
Elimination Tool:

A) Hetrotrophic

B) Saprotrophic

C) Parasitic

D) Autotropic

48 / 50

The genetically engineered virus is available for which of the following hepatitis virus?

PMC Practice 30
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) HBV

B) HAV

C) HCV

D) A and B

49 / 50

Which factors may help determine the antigenicity of a virus?

PMC Practice 35
Biology
Bio-diversity | Variety of Life
Viruses-Classification,Discovery and Structure
Elimination Tool:

A) Capsomeres

B) Size of virus

C) Whole capsid

D) Internal proteins

50 / 50

Which of following is not considered as basic shape of a bacterium?

PMC Practice 23
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Cocci

B) Filamentous

C) Spiral

D) Bacilli

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