Available Answers

1. 1.

   Fill in the blanks.

   1. The process of breaking down glucose to release energy is called ___________________.
   2. A total of ___________________ molecules are produced by the oxidation of 1 molecule of glucose.
   3. ___________________ pigments are formed in the liver by the breakdown of haemoglobin of dead RBCs.
   4. ___________________ are narrow tubes that lead out from each kidney.
   5. The axon is covered by a sheath called ___________________ sheath.
   6. The ___________________ is located below and anterior to cerebrum.
   7. An ___________________ is a response of the body's immune system to specific substances.
   8. ___________________ causes allergic reaction and results in swelling and inflammation.
2. 2.

   Write true or false. Correct the false statements.

   1. In anaerobic respiration, 38 ATP molecules are produced by the oxidation of 1 molecule of glucose.
   2. In combustion, energy is released in the form of heat and light.
   3. A kidney has two regions, the cortex and the medulla.
   4. Nerve cells when joined end to end form a nerve.
   5. Motor neurons carry inpulses from the brain and spinal cord to the muscles and glands.
   6. The brain is enveloped by three membranes called meninges.
   7. Certain drugs, called histamine drugs, can prevent allergic reaction.
   8. In the scratch test for allergy, blood is drawn with the help of a syringe.
3. 3.

   Differentiate between anaerobic respiration and aerobic respiration.

4. 4.

   Differentiate between respiration and photosynthesis.

5. 5.

   Differentiate between voluntary and involuntary muscles.

6. 6.

   Differentiate between cerebrum and cerebellum.