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Q. No.Which of the following is not a bacterial disease
(1) Citrus canker
(2) Cholera
(3) Plague
(4) Mumps
Difficulty Level:
Which of the following is not a mode of bacterial reproduction?
(1) Fission
(2) Spore formation
(3) Conjugation
(4) Fragmentation
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Mycoplasma are not possessing which of the following features?
(1) Lack cell wall
(2) Pleomorphic
(3) Can't survive without oxygen
(4) Except b all are correct
Difficulty Level:
------- mycoplasma are pathogenic in …….
(1) Many, animals and plants
(2) All, animals and plants
(3) All, animals
(4) All, plants
Difficulty Level:
Which is incorrect regarding protista?
(1) The boundaries of this kigdom is not clear
(2) Forms a link with other organisms
(3) Some have flagella or cilia
(4) No membrane bound organelles
Difficulty Level:
Which of the following was not a feature of kingdom Monera but that of protista?
(1) True genetic recombination
(2) Cell wall
(3) Cellular body organization
(4) Heterotrophic mode of nutrition
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Which of the following feature does not hold true for chrysophytes?
(1) Golden algae
(2) Fresh water and aquatic both habitat
(3) Active floating in water
(4) Microscopic
Difficulty Level:
Which of the following features does not go with characteristics of chrysophytes
(1) Diatoms + Desmids
(2) Rarely photosynthetic
(3) Plankton
(4) Found in both type of aquatic habitat ie marine and fresh water
Difficulty Level:
Diatoms do not possess this character-
(1) Two thick overlapping shell
(2) Soap box type arrangement of cell walls
(3) Indestructible cell walls
(4) Leave cell wall deposits
Difficulty Level:
Diatomaceous earth is a result of accumulation of cell wall deposits of diatoms over
(1) Billions of years
(2) Millions of years
(3) Thousands of years
(4) Hundreds of years
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