General Science and Ability 2013

**Dacron is:**A) PolyesterB) EpoxyC) PolyamideD) None of these Show Answer Correct Answer: A – Polyester

**Vaccination is synonymous with ___ immunity:**A) Natural activeB) Artificial activeC) Artificial passiveD) None of these Show Answer Correct Answer: B – Artificial active

**It is a secondary plant nutrient:**A) NitrogenB) PhosphorusC) SulphurD) None of these Show Answer Correct Answer: C – Sulphur

**When a patient’s immune system becomes reactive to a drug, this is an example of:**A) Super infectionB) Drug resistanceC) AllergyD) None of these Show Answer Correct Answer: C – Allergy

**An area of microbiology that is concerned with the occurrence of disease in human population is:**A) ImmunologyB) ParasitologyC) EpidemiologyD) None of these Show Answer Correct Answer: C – Epidemiology

**What is the smallest unit of heredity?**A) ChromosomesB) GeneC) NucleotidesD) None of these Show Answer Correct Answer: B – Gene

**The number of electrons of a neutral atom is automatically known if one knows the:**A) Atomic numberB) Atomic weightC) Number of orbitalsD) None of these Show Answer Correct Answer: A – Atomic number

**Which of the following is not an enzyme?**A) ChymotrypsinB) SecretinC) PepsinD) None of these Show Answer Correct Answer: B – Secretin

**It is impossible for a type O+ baby to have a type ___ mother:**A) AB-B) O-C) O+D) None of these Show Answer Correct Answer: A – AB-

**Serum is blood plasma minus its:**A) Calcium ionsB) Clotting proteinsC) GlobulinsD) None of these Show Answer Correct Answer: B – Clotting proteins