SYBSc Practice Test 4 (Complete Syllabus)

Complete Syllabus

Max Marks: 40

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

                   i.      Give two examples birds showing fish catching type of beak modification.

                 ii.      Describe raptorial type of feet.

              iii.      What is migration? Why do birds migrate?

              iv.      What is pygostyle? Where it is seen?

                 v.      How many cranial nerves are seen in Scoliodon?

              vi.      What kind of exoskeleton is seen in reptiles?

            vii.      Which group of organisms is also known as “hairy quadrupeds”?

         viii.      What is hardenian gland?

              ix.      What are “fangs”? In which organisms it is observed?

                 x.      State the difference between Anapsida and Diapsida.

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

                   i.      Describe different types of problems faced by birds during migration.

                 ii.      What kind of modification is seen in aquatic mammals? (Note: the complete topic of aquatic mammals can be divided in 3 parts: modifications, loss of characters & development of new characters)

              iii.      Describe olfactroreceptors of Scoliodon.

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

             i.      Describe urinogenital system of Scoliodon.

           ii.      Write a short note on Spiny Ant Eater.

        iii.      Describe external characters of Scoliodon.

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

       i.            What is blood vascular system? Describe arterial system in Scoliodon.

     ii.            What are the causes/ stimuli for migration? Describe the advantages and disadvantages of migration.

  iii.            Give an account of feet modifications seen in birds.