BIOLOGY TIMES — January 2018

(avery) #1

  1. Wild animals kept in protected environments as
    shown in diagram below are:


(a) Botanical garden (b) Museum
(c) Herbaria (d) Zoological park



  1. Which of the following is commonly present in
    Rust, Smut and Mushroom?
    (a) Spermatisation (b) Somatogamy
    (c) Ascospores (d) Basidiospores

  2. Amphids are cuticular elevations on ventrolateral
    lips of Ascaris. These are:
    (a) Olfactoreceptors (b) Tangoreceptors
    (c) Tactoreceptors (d) Chemoreceptors

  3. Long hollow bones with interconnected air
    passages are characteristic of
    (a) Mammals (b) Aves
    (c) Reptiles (d) All the above

  4. Assertion : Female bacterium develops sex pili
    for conjugating with male bacterium
    Reason : F-plasmids are present in female
    bacterium
    (a) Both Assertion and Reason are true and
    Reason is the correct explanation of Assertion.


(b) Both Assertion and Reason are true and but
Reason is not the correct explanation of
Assertion.
(c) Assertion is true but Reason is false.
(d) Both Assertion and Reason are false.


  1. Select incorrect match w.r.t given organisms and
    their features
    (a) Chlorobium – Anoxygenic photosynthesis
    (b) Bacillus – Rod-shaped chemoautotropic
    bacteria
    (c) Nitrosomonas – Chemoautrotrophic bacteria
    (d) Actinomyces – obligate aerobe

  2. Viruses
    (a) are obligate intracellular parasites
    (b) divide by binary fission
    (c) have their own metabolism
    (d) contain enzymes for formation of 16S Rrna

  3. Blood of Pheretima is
    (a) blue with haemocyanin in corpuscles
    (b) blue with haemocyanin in plasma
    (c) red with haemoglobin in corpuscles
    (d) red with haemoglobin in plasma

  4. In the following diagram identify the parts
    indicated by alphabets. Choose the correct option.


ZOOLOGY
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