Q.1:- The Hydrogen halide with the highest boiling point is ?
- HI
- HBr
- HCl
- HF
Q.2:- Most commonly used beaching agent is ?
- Alcohol
- Chlorine
- Sodium Chloride
- Carbon Dioxide
Q.3:- Clathrates are ?
- Complex compounds
- Non-Stoichiometric compounds
- Normal salts
- Interstitial compounds
Q.4:- Which one of the following is a mixed fertilizers ?
- Urea
- CAN
- Ammonium Sulphate
- NPK
Q.5:- Methanol and acetone can be separated by ?
- Fractional distillation
- Distillation
- Steam distillation
- Vacuum distillation
Q.6:- The hybridization present in C2H2 is ?
- Sp
- Sp2
- Sp3
- Dsp2
Q.7:- The scientist who was responsible for the rejection of vital force theory ?
- Berzelius
- Wholer
- Avogadro
- Lavoisier
Q.8:- The Nitrogen percentage is the highest in the fertilizer ?
- Ammonium Nitrate
- Ammonium Sulphate
- Calcium Cyanamide
- Urea
Q.9:- Aniline is separated from a mixture by ?
- Fractional crystallisation
- Fractional distillation
- Vacuum distillation
- Steam distillation
Q.10:- Which of the following elements is found in all organic compounds ?
- Carbon
- Calcium
- Nitrogen
- Oxygen
Q.11:- Chlorofluoro carbons are widely used in ?
- Micro ovens
- Solar heaters
- Washing machines
- Refrigerators
Q.12:- A sample of chloroform before using as an anaesthetic, is tested by ?
- Fehling’s solution
- Ammonical cuprous
- Ammonical silver nitrate solution
- Silver nitrate solution after boiling with alcoholic KOH
Q.13:- Urotropine is formed by the action of ammonia on ?
- Acetaldehyde
- Formaldehyde
- Acetone
- Phenol
Q.14:- When ether is exposed in air for sometime, an explosive substance is produced , the substance is ?
- Peroxide
- TNT
- Oxide
- Superoxide
Q.15:- At room temperature, formaldehyde is ?
- A gas
- A liquid
- A solid
- Not known
Q.16:- Fermentation is an / a ?
- Endothermic Reaction
- Exothermic Reaction
- Polymerisation reaction
- Condensation Reaction
Q.17:- The carbohydrate which serves as a reserve glucose in body is ?
- Sucrose
- Starch
- Glycogen
- Fructose
Q.18:- Insulin is secreted from ?
- Thyroid
- Pancreas
- Adrenal Body
- None of the above
Q.19:- The number of amino acids which form proteins in nature are about ?
- 6
- 10
- 15
- 20
Q.20:- Which of the following Carbohydrates is most abundant in nature ?
- Glucose
- Fructose
- Starch
- Cellulose
Q.21:- Which of the following is an active component of oil of clove ?
- Methanol
- Eugenol
- Benzaldehyde
- Methanol
Q.22:- Lactose on hydrolysis gives ?
- Glucose
- Fructose
- Fructose + Glucose
- Glucose + Galactose
Q.23:- What is the bond between two amino acids in a protein called ?
- Ester Bond
- Glycosidic Bond
- Peptide Bond
- Phosphodiester Bond
Q.24:- Aspirin is ?
- Antibiotic
- Sedative
- Antipyretic
- Antiseptic
Q.25:- DNA multiplication is called ?
- Translation
- Transduction
- Transcription
- Replication