SYBSc Practice Test 2

General topics

Max Marks: 40

Q1. Answer the following in one to two sentences                          [10X1=10]

                i.         Give two examples of poisonous snakes.

              ii.         What is aestivation?

           iii.         Give one example each of hot and cold desert.

           iv.         Give two examples of bird having fruit eating beak.

              v.         What is perching type of feet?

           vi.         What is altitudinal migration?

         vii.         What are flight organs?

      viii.         Give two examples of Monotremata (egg laying mammals)

           ix.         What is Hardenian gland?

              x.         What is Melong?

Q2. Answer any two of the following                                             [5X2=10]

                   i.      Give an account of enzymes present in snake venom.

                 ii.      Describe the theories of origin of migration.

              iii.      Write a short note on Duck Billed Platypus.

Q3. Answer any two of the following                                             [5X2=10]

             i.      Describe the eyes of Scoliodon

           ii.      Give an account of loss of characters in aquatic mammals.

        iii.      Explain the mechanisms used to conserve water by desert reptiles.

Q4. Answer any one of the following                                             [10X1=10]

       i.            Describe different types of beak modifications in birds.

     ii.            Explain different types of migrations shown by birds.

  iii.            Give an account of aerial adaptations shown by birds. (Morphological, anatomical & physiological).