Cadet College Wana
Jewel of South Waziristan Agency Time Allowed: 1 Hr
Paper General Science Total Marks: 75
Note: This paper has two sections A and B. Attempt the paper according to the Instructions.
Time: 15Min SECTION A
Q: 1 Insert the correct option A, B, C or D in the box opposite to each statement.
i. Rod shaped bacteria are called .
(A) Cocci (B) Bacilli (C) Spirilla (D) Vibrios
ii. What is the nature of virus ?
(A) living (B) non living (C) both a & b (D) none of them
iii. Star-Fish is the member of which phylum ?
(A) Protozoa (B) Porifera (C) Echinodermeta (D) Annelida.
iv. Over- farming leads to .
(A) Fertility (B) numeral Deficiency (C) both a & b (D) None of them.
v. The chemical formula of Nitric acid is .
(A) Hcl (B) NHo3 (C) H2So4 (D) HI
vi. The bond formed between NaCl is .
(A) Ionic bond (B) Covalent bond (C) Co-ordinate Covalent bond (D) Hydrogen bond.
vii. Naturally diamond is a skeleton , composed of .
(A) Carbon (B) Hydrogen (C) Oxygen (D) Nitrogen.
viii. Hydraulic machine runs by means of .
(A) Salt (B) Acid (C) H2o (D) Base.
ix. What happens to the K.E of the liquid Molecules when it is heated ?
(A) Increases (B) Decreases (C) Remain Constant (D) none of them.
x. In solids the distances between the molecules are .
(A) Small (B) Large (C) Both a & b (D) None of them.
xi. Rocks are the big source of .
(A) Salts (B) Minerals (C) Coals (D) All of them.
Note: Write short answers of any Eight of the following. Each question carries 8marks.
Q2: Write a note on beneficial effects of bacteria?
Q3: Differentiate between Plant and Animal cells?
Q4: Five General characters of Phylum Protozoa with examples?
Q5: Write a short note on chemical formula with example?
Q6: Write a short note in ionic bond with examples?
Q7: Differentiate between an acid and base?
Q8: Law of Conservation of mass?
Q9: What is Hydraulic machine?
Q10: Write a short note on thermal expansion of gases?
Q11: What is lense?