TEST PAPER 7 - UNIT 7 - 25 MARKS

There are 14 questions in all and time limit is 45 minutes.

SECTION - A : CHOOSE APPROPRIATE ALTERNATIVE : [1 mark each, Total marks 4]

1. ______ is the complimentary system of nervous system.
   
   
   
   1. Circulatory system
   2. Endocrine system
   3. Lymphatic system
   4. Skeletal system
      
   
   
2. ______ hormone regulates ionic balance.
   
   
   
   1. Vasopressin
   2. Thyroxin
   3. Glucagon
   4. Testosteron
      
   
   
3. ______ is a very useful method for developing garden.
   
   
   
   1. Cutting
   2. Layering
   3. Grafting
   4. Budding
      
   
   
4. The normal weight of human child at the time of birth should be ______.
   
   
   
   1. 1.5 kg
   2. 1.5 to 2.5 kg
   3. 3.0 to 3.5 kg
   4. 5.0 to 6.5 kg
      
   
   

   SECTION - B : ANSWER IN SHORT : [1 mark each, Total marks 4]

   
   
5. What is photoperiodism ?
6. What is meant by autonomous nervous system ?
7. Give two examples of organisms reproducing by spore formation.
8. What is vasectomy ?
   

   SECTION - C : ANSWER IN BRIEF : [2 marks each, Total marks 6]

   
   
9. Mention two characteristics of hormones.
10. Give two examples of nastic movement.
11. Mention accessory reproductive glands and their function in human male.  OR   Mention symptoms of sexually transmitted diseases.
    

    SECTION - D : ANSWER THE FOLLOWING : [3 marks each, Total marks 6]

    
    
12. Write in brief about spinal cord.
13. Describe budding as a method of reproduction.
    

    SECTION - E : ANSWER IN DETAIL : [5 marks each, Total marks 5]

    
    
14. Describe female reproductive system in humans with diagram.