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Biology Test 27...

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  • Question 1
    4 / -1

    Family Fabaceae differs from Solanaceae and Liliaceae. With respect to the stamens, pick out the characteristics specific to family Fabaceae but not found in Solanaceae or Liliaceae.

  • Question 2
    4 / -1

    Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R :

    Assertion A : A flower is defined as modified shoot wherein the shoot apical meristem changes to floral meristem.

    Reason R : Internode of the shoot gets condensed to produce different floral appendages laterally at successive node instead of leaves.

    In the light of the above statements, choose the correct answer from the options given below :

  • Question 3
    4 / -1

    Which of the following statement is not correct?

  • Question 4
    4 / -1

    The type of tissue commonly found in the fruit wall of nuts is :

  • Question 5
    4 / -1

    Choose the correct answer from the options given below

  • Question 6
    4 / -1

    Which of the following is NOT a method by which CO₂ is transported in the blood?

  • Question 7
    4 / -1

    Which one of the following is the correct statement for respiration in humans?

  • Question 8
    4 / -1

    Given below are few respiratory disorders. Identify occupoational respiratory disorders among these.

    (i) Coryza
    (ii) SARS
    (iii) Silicosis
    (iv) Asbestosis
    (v) Emphysema

  • Question 9
    4 / -1

    Directions For Questions

    Read the following four statements carefully.

    (i) Asthma is a difficulty in breathing causing wheezing due to inflammation of bronchi and bronchioles.

    (ii) The part of the respiratory system starting with the external nostrils up to the terminal bronchioles constitutes the respiratory or exchange part of the respiratory system.

    (iii) During swallowing epiglottis can be covered by a thin elastic cartilaginous ilap calied glottis to prevent the entry of food into the larynx.

    (iv) Binding of oxygen with haemoglobin is primarily related to partial pressure of O2.

    ...view full instructions

    Which of the above two statements are correct?

  • Question 10
    4 / -1

    The role of mitosis is not merely to divide a cell into two daughter cells but to ensure genetic continuity from one cell generation to another cell generation. The mechanism ensuring genetic continuity is 

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