PMT Test Science Practice Paper

PMT Test Science Practice Paper 

Objective Question Paper Science

1. Oxyntic cells in stomach mainly secrete-

(a) Pepsin

(b) H CL

(c) Mucous

(d) Lipase

(e) Ptyalin

Answer. (b)

2. Streptomycin was discovered by-

(a) Alexander Flemings

(b) Joseph Lister

(c) Wakesman

(d) W. Shockley

(e) None of these

Answer. (c)

3. A cardiogram is used to trace the-

(a) Growth of plants

(b) Pulsation of the cardiac nerve

(c) Defects in the small intestine

(d) Proper heart function

(e) Function of lungs

Answer. (d)

4. The poor children of the under developed Countries normally suffer

 from a disease Known as kwashiorkor. It is due to the Deficiency of-

(a) Iron

(b) Calcium

(c) Vitamin A

(d) Vitamin B

(e) Protein

Answer. (e)

5. Edward Jenner discovered-

(a) Antiseptic surgery

(b) Small pox Vaccine

(c) Insulin

(d) Malaria parasite

(e) Radium

Answer. (b)

6. Which of the following is proteolytic Enzyme?

(a) Adenine

(b) Insulin

(c) Diastase

(d) Pepsin

(e) Thymine

Answer. (d)

7. Glisson’s capsules are found in

(a) kidney of frog

(b) heart of frog

(c) liver of mammals

(d) cerebellum of rabbit

Ans. (c)

8. Which of the following cells of pancreas produce insulin?

(a) α cells

(b) B cells

(c) β cells

(d) T cells

Ans. (c)

9. Digestion within a digestive tract is

(a) incomplete

(b) extracellular

(c) the same as absorption

(d) an irreversible process

Ans. (b)

10. Muscular contractions of alimentary canal are

(a) circulation

(b) deglutition

(c) peristalsis

(d) churning

Ans. (c)

11. Which of the following animals has no need for a gall bladder?

(a) Horse

(b) Lion

(c) Dog

(d) Human

Ans. (a)

12. Diastema is associated with

(a) presence of certain teeth

(b) absence of certain teeth

(c) absence of tongue

(d) presence of tongue

Ans. (b)

13. About how much saliva does a person produce each day?

(a) 100 ml

(b) 250 ml

(c) 500 ml

(d) 1500 ml

Ans. (d)

14. In the presence of lactase, lactose breaks down into molecules of

(a) glucose and galactose

(b) glucose and fructose

(c) galactose only

(d) glucose only

Ans. (a)

15. In a villus, some of the glycerol and fatty are combined to form fats, coated with

      proteins, and then transported as chylomicrons to

(a) lacteal

(b) capillaries

(c) lumen of the small intestine

(d) lumen of the large intestine

Ans. (a)

16. Which of the following pairs of elements have almost similar atomic radii?

(1) Zr, Hf

(2) Mo, W

(3) Co, Ni

(4) Sn, Pb

Ans. (a)

17. Geometrical isomerism is shown by:

(1) C₂H₂C1₂

(2) C₂H₅NO

(3) CH₃CH==CH₂

(4) CH₃CH₂OH

Ans. (b)

18. Carius method is applicable for estimation of:

(1) Nitrogen

(2) Sulphur

(3) Carbon and hydrogen

(4) Halogens

Ans. (c)

19. Heavy water is used as:

(1) Moderator

(2) Controller

(3) Coolant

 (4) Fuel rods

Ans. (d)

20. Malonic acid gives on heating:

(1) CO₂

(2) CH₃COOH

(3) CH₄

(4) HCOOH

Ans. (b)

21. Which are natural polymers?

(1) Starch

(2) Cellulose

(3) Nucleic acid

(4) SBR

Ans. (a)

22. The function of salt bridge is:

(1) It completes the electrical circuit

(2) It supply the circuit

(3) It maintains electrical neutrality of two half cell solutions

(4) It acts as electrolyte

Ans. (d)

23. Which is not true for physical adsorption?

(1) It forms mono-molecular layers

(2) It is irreversible

(3) The forces present weak van der-Waals’ forces

(4) Rate of adsorption increases with increase in pressure of adsorbate

Ans. (b)

24. Tetraethyl lead is a:

(1) Poisonous compound present in petrol

(2) Antiknock compound

(3) Component of ethyl fluid

(4) Propellants

Ans. (a)

25. Which is the example of lyophilic colloids?

(1) Rubber

(2) Metal sulphide

(3) Starch

(4) Al(OH) ₃

Ans. (d)