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Free download in PDF Biological Classification Objective Type Questions with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
In which plant ,gametophytic phase is main and sporophytic phase is subsidiary.
[A]
Bryophytes
[B]
pteridophytes
[C]
gymnosperms
[D]
angiosperms
(2)
The first land plant on earth was…………..
[A]
Bryophytes
[B]
pteridophtes
[C]
gymnosperms
[D]
angiosperms
(3)
The tallest living tree in the world is …………..
[A]
Zamia sp.
[B]
Eucalyptus sp.
[C]
Wolffia sp.
[D]
Sequoia sp.
(4)
The smallest gymnosperm is ………
[A]
Zamia sp.
[B]
Eucalyptus sp.
[C]
Wolffia sp.
[D]
Sequoia sp.
(5)
Xerophytic characters are present in ……………………..
[A]
Bryophytes
[B]
pteridophytes
[C]
gymnosperms
[D]
angiosperms
(6)
Some bacteria thrive in extreme environment conditions such as absence of oxygen, high salt concentration, high temperature and acidic PH Name them…
[A]
Cyanobacteria
[B]
Eubacteria
[C]
Archaebacteria
[D]
Streptococcus
(7)
All the bacteria fix nitrogen except …
[A]
Rhizobium
[B]
E Coli
[C]
Azotobacter
[D]
Cyanobacteria
(8)
The region where bacterial genome resides is termed as
[A]
Nucleus
[B]
Cytoplasma
[C]
Nucleoid
[D]
Ribosome free region
(9)
Fungi which grow in dung are termed as
[A]
Caprophilous
[B]
Tericolous
[C]
Sacxicolous
[D]
Saxiphilous
(10)
All fungi are
[A]
Autotrophs
[B]
Saprotrophs
[C]
Heterotrophs
[D]
Parasites
(11)
The bacteria were first observed in the year 1675 by
[A]
Carolus Linnaeus
[B]
Alexander Fleming
[C]
Anton Von Leenuwenhock
[D]
Robert Brown
Answer: Anton Von Leenuwenhock
(12)
Bacteria are classified on the basis of
[A]
Method of reproduction
[B]
Nucleus
[C]
Cell wall
[D]
pigments
(13)
Bacteria without flagella are known as
[A]
Atrichous
[B]
Peritrichous
[C]
Lophotrichous
[D]
Monotrichous
(14)
The cells of cyanobacteria and bacteria exhibit similarly in having
[A]
Plastids
[B]
Nuclei
[C]
DNA
[D]
Centrosome
(15)
Bacteria do not need sunlight to grow because
[A]
They prepare their food without the help of light
[B]
They do not like sunlight brightness
[C]
Due to the absence of chlorophyll they are incapable of manufacture their own food
[D]
They use other kinds of light for manufacturing their own food.
Answer: Due to the absence of chlorophyll they are incapable of manufacture their own food
(16)
Organism a regarded as “Joker’s in microbiological park”
[A]
Bacteria
[B]
Virus
[C]
Mycoplasma
[D]
Rickettsie
(17)
Who discovered conjugation in bacteria?
[A]
Arber and Smith
[B]
Lederberg and Tatum
[C]
Jacob and Monad
[D]
Zinder and Lederberg
Answer: Lederberg and Tatum
(18)
Bacteria used as biogas fermenters are
[A]
Halophiles
[B]
Methanogens
[C]
Cyanobacteria
[D]
Vibrio bacteria
(19)
The gram negative bacteria detect and respond to chemicals in their surroundings by
[A]
Volutin granules
[B]
Lipopolysaccharide
[C]
muramic acid
[D]
Porins
(20)
Which of the following is not present in Bacteria?
[A]
RNA
[B]
Cell wall
[C]
Flagella
[D]
Mitochondria
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