Thursday, 27 June 2019

Molecular Biology Multiple Choice Questions And Answers

Solved MCQs of A level biology revision questions for MCAT and MDCAT exams preparations practical exams test. Entrance question answers for biology Multiple choice Objective type quiz tests. Solved MCQs for grade 12th biology questions and answers.

Solved Objective Type Basic Biology MCQs With Answers
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Online bio question paper with human biology exam questions. First year English notes of biology for college admission tests. Solved online biology paper 1 questions and answers for NCERT based objective question with solved answers MCQs.


Biology Solved MCQs Questions And Answers Quiz Test






Biology MCQs Quiz Tests

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Biology Science MCQs Solved Objective Type Test



Q.1: Spirochete is an example of---------- ?

  1. Aerobic bacteria
  2. Anaerobic bacteria
  3. Facultative bacteria
  4. Microaerophilic

B

Q.2: Purple non-sulphur bacteria is an example of------- ?

  1. Heterotrophic bacteria
  2. Chemosynthetic bacteria
  3. Photosynthetic bacteria
  4. Saprotrophic bacteria

C

Q.3: A bacterium with tuft of flagella at both poles is called-------- ?

  1. Lophotrichus
  2. Monotrichous
  3. Peritrichous
  4. Amphitrichous

D

Q.4: cells are of----------types ?

  1. 4
  2. 3
  3. 2
  4. 1

C

Q.5: Which of the following tracheophytes are also called arthrophytes------- ?

  1. Psilopsids
  2. Lycopsids
  3. Sphenopsids
  4. Prteropsids

C

Q.6: Gram positive bacteria appear----------- ?

  1. Purple
  2. Red
  3. Pink
  4. Blue

A

Q.7: Which of the following statement about plants is incorrect ?

  1. All are eukaryotes
  2. They are multicellular.
  3. Non-motile organisms
  4. They Are heterotrophes

D

Q.8: mitochondria in heart muscles are nearly--------- ?

  1. 400
  2. 375
  3. 350
  4. 325

C

Q.9: In some cases the blastomere can produce complete embryo the cleavage will be-------- ?

  1. Spiral and determinate
  2. Radial and indeterminate
  3. Spiral and indeterminate
  4. Radial and determinate

B

Q.10: The fate of each blastomere is foretol

  • The cleavage will be as--------- ?

    1. Spiral and indeterminate
    2. Radial and indeterminate
    3. Radial and indeterminate
    4. Spiral and determinate

    D

  • Q.11: The skeleton of the sponges is in the form of variously shaped needle like structures called------- ?

    1. Stripules
    2. Spicules
    3. Brails
    4. Spines

    B

    Q.12: Coelom that develops from the archenteron as outpouching is-------- ?

    1. Pseudocoelom
    2. Enterocoelom
    3. Schizocoelom
    4. None of these

    B

    Q.13: Sperms released in water are carried to the mesenchyme in sponges by--------- ?

    1. Amoeboid cell
    2. Stipules
    3. Spicules
    4. Spines

    A

    Q.14: Which of the following are motile zooids in cnidarians ?

    1. Polyps
    2. Medusae
    3. Both of these
    4. None of these

    B

    Q.15: ------- are the first group of invertebrates which have developed a closed circulatory system ?

    1. Nematods
    2. Annelids
    3. Arthropods
    4. Molluscs

    B

    Q.16: All of the following are true for Platyhelminthes except---------- ?

    1. Flatwarms
    2. Triploblastic
    3. Coelomate
    4. Bilateral symmetry

    C

    Q.17: Which of following system is segmentally arranged in annelids ?

    1. Excretory system
    2. Digestive system
    3. Criculatory system
    4. Nervous system

    C

    Q.18: Which of the following is largest part of brain ?

    1. Cerebrum
    2. Cerebellum
    3. Medulla oblongata
    4. Thalamus

    A

    Q.19: Which of the following allows precise muscular movements---------- ?

    1. Cerebrum
    2. Cerebellum
    3. Thalamus
    4. Hypothalamus

    B

    Q.20: Which of the following cytoplasmic extensions carry the message toward the cell body------- ?

    1. Dendrites
    2. Axon
    3. Both of these
    4. none of these

    A


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