The question paper of the Karnataka Common Entrance Test which is required for preparation purpose is as given below:

Question1. The cooling in refrigerator is due to…
Reaction of the refrigerator gas
Expansion of the ice
The expansion of the gas in the refrigerator
The work of the compressor

Question2. The temperature of the system decreases in a…
Adiabatic compression
Isothermal compression
Isothermal expansion
Adiabatic expansion

Question3. Which of these does not influence the rate of reaction?
Nature of the reactants
Concentration of the reactants
Temperature of the reaction
Molecularity of the reaction

Question4. The rate at which a substance reacts depends on its…
Atomic weight
Atomic number
Molecular weight
Active mass

Question5. Gold is extracted by hydrometallurgical process, based on its property…
Of being electropositive
Of being less reactive
To form complexes which are water soluble
To form salts which are water soluble

Question6. Which of the following statements is FALSE?
During roasting moisture is removed from the ore.
The ore is freed from almost all nonmetallic impurities.
Calcination of the ore is carried out in the absence of any blast of air.
The concentration zinc blende is subjected to calcination during its extraction by pyro metallurgy.

Question7. Which of these is NOT TRUE for benzene?
There are three carbon-carbon single bonds and three carbon-carbon double bonds.
It forms only one type of the monosubstituted product.
The bond angle between carbon-carbon bonds is 120 degree.
Heat of hydrogenation of benzene is less than the theoretical value.

Question8. The fellow precipitate formed during the chromyl chloride test is chemically…
Chromic acid
Lead chromate
Lead acetate
Sodium chromate

Question9. Which of the following DOES NOT involve coagulation?
Clotting of blood by the use of ferric chloride.
Formation of delta region.
Treatment of drinking water by potash alum.

Question10. Bacterial Photosynthesis involves
PS I only
PS II only
Both PS I & PS II
Either PS I & PS II

Question11. One of the following is not the types of blood groups or blood factors…
ABO and Rh
Rh and MN
Lewis and Duffy
Buffs and Kips

Question12. Gynaecomastia is the symptom of….
Turner’s Syndrome
Klinefelter’s Syndrome
Down Syndrome
SARS

Question13. The term ecology was coined by…
Munch
Odum
Reiter
Transley

Question14. Which of the following statements is right?
Diatoms produce basidiospores.
Hetercysts are found in Nostoc.
Fronds are found in Bryophytes.
Multiciliate sperms are found in Angiosperms

Question15. The term species was coined by
John Ray
Linnaeus
Aristotle
Engler

Question16. The most unstable RNA is
Messenger RNA
Soluble RNA
Ribosomal RNA
Heterogeneous nuclear RNA

Question17. Choose the right one which denotes genetic diversity.
Chromosomes—Nucleotides—Genes—Individuals— Populations.
Populations—Individuals—Chromosomes—Nucleoti des—genes
Genes—Nucleotides– Chromosomes— Individuals—Populations
Nucleotides—Genes—Chromosomes– Individuals—Populations

Question18. Read the Statements (A) and (B). Choose the right one.
Synthesis of mRNA takes place in 5’- 3’ direction.
Reading of mRNA is always in 3’- 5’ direction.
Both the statements are wrong
Statement (A) is wrong and (B) is correct
Statement (A) is correct and (B) is wrong
Both (A) & (B) are correct

Question19. Read the Statements (C) and (D). Choose the right one.
Women are at peak of conception on the 14th day of ovulation.
Vasectomy is the method normally employed to avoid conception in.
Both the statements are wrong
Statement (C) is wrong and (D) is correct
Statement (C) is correct and (D) is wrong
Both (C) & (D) are correct

Question20. The extent of the adsorption of gas on a solid depends on…
Nature of the gas
Pressure of the gas
Temperature of the gas
All are correct