2019-03-01 Biology Times

(singke) #1

Biology Times (^19)
March



  1. Which nomenclature is applied in naming the
    plants
    (a) Vernacular (b) Binomial
    (c) Monomial (d) Polynomial

  2. As we go from species to kingdom in a taxonomic
    hierarchy, the number of common characteristics
    (a) Will decrease (b) will increase
    (c) remain the same (d) may increase or decrease

  3. A disease goitre can be avoided and treated by
    eating some seaweeds, as they are rich in
    (a) Sulphur (b) Magnesium
    (c) Calcium (d) Iodine

  4. Choose the correct order of colour with respect
    to pigments Chlorophyll, Fucoxanthin, and
    Phycoerythrin
    (a) Green, Brown and Red
    (b) Green, Red and Brown
    (c) Green, Blue and Red
    (d) Green, Red and Blue

  5. Which one of the following nourishes developing
    embryo during fertilisation?
    (a) Endosperm (b) Zygote
    (c) Pollens (d) Ovaries

  6. Leaves arise from which part of the plant?
    (a) Stem (b) Node
    (c) Rhizome (d) Internode

  7. Insectivorous plant catch insect for
    (a) Carbohydrate (b) Na (c) Ca (d) N

  8. A special type of seed germination is found
    in mangrove vegetation such as Rhizophora,
    Avicennia etc., it is called
    (a) Epigeal germination (b) Hypogeal germination
    (c) Viviparous germination
    (d) Oviparous germination
    9. Assertion : G is the symbol for inferior ovary
    Reason: Adhesion is indicated by enclosing the
    figure within the bracket
    (a) Both Assertion and Reason are true and
    Reason is correct explanation of Assertion.
    (b) Both Assertion and Reason are true and but
    Reason is not correct explanation of Assertion.
    (c) Assertion is true but Reason is false.
    (d) Both Assertion and Reason are false.
    10. How many shoot apical meristem are likely to be
    present in a plant possessing 4 branches and 24
    leaves
    (a) 26 (b) 1 (c) 5 (d) 30
    11. In which of the following phloem parenchyma is
    absent
    (a) Banyan (b) Maize
    (c) Sunflower (d) Guava
    12. Some dinoflagellates like 1 undergo rapid
    multiplication and cause 2
    (a) 1 – Gonyaulax; 2 – red rust
    (b) 1 – Desmids; 2– red tides
    (c) 1 – Desmids; 2 – red rust
    (d) 1 – Gonyaulax; 2 – red tides
    13. Identify the correct statement w.r.t the given
    diagram


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