A painful burning sensation produced in the chest cavity usually associated with the back flush of acidic chyme into the esophagus is__________?

Related Mcqs:

1. The discease in which transmembrane carrier for the chloride ion is not produced is__________?

   A. Hyperchloesterolemia
   B. Cystic fibrosis
   C. Severe combined immunodeficiency syndrome
   D. AIDS

2. The first transgenic plant to be produced is__________?

   A. Brinjal
   B. Tobacco
   C. Rice
   D. Cotton

   Submitted by: Maria Aziz

3. The first stage of development in which a cavity appears is the__________?

   A. Neurula
   B. Morula
   C. Gastrula
   D. Balastula

4. The single main opening of the sponge cavity is____________?

   A. Osculum
   B. Ostia
   C. Spongocoel
   D. None of these

5. In mouth cavity of many molluscs there is a rasping tongue like structure_________provided with many horny teeth.

   A. Ligule
   B. Radula
   C. Mantle
   D. Muscle

6. Strengthening material of prokaryotic cell wall is__________?

   A. Cellulose
   B. Chitin
   C. Inorganic salts silica waxes and ligin
   D. Peptidoglycan or Murein.

7. Tobacco mosaic virus is__________?

   A. Spherical
   B. Rod Shaped
   C. Tadpole like
   D. Hexagonal

8. Example of bacteria requiring low concentration of oxygen is__________?

   A. Campylobactor
   B. spirocheta
   C. E-coli
   D. Pseudomonas

9. Rich source of energy in seimen is__________?

   A. glucose
   B. fructose
   C. lactose
   D. sacrose

   Submitted by: Maryam Aftab

10. Protein which acts as hormone is__________?

    A. Casein
    B. Trypsin
    C. Oxytocin
    D. Keratin

    Submitted by: Yaseen Nohri