Important Paper Sciences Mock Test

Q1. As food passes along the alimentary canal proteins are digested in the

1. mouth stomach and duodenum.
2. stomach, duodenum and lieum.
3. stomach, pancreas and caecum.
4. duodenum, ileum and liver.

Answer: B

Q2. Chlorine is formed when bleaching powder reacts with

1. dilute acid
2. dilute base
3. nascent oxygen
4. chlorine

Q3. Identify the plant hormone.

1. Insulin
2. Thyroxine
3. Estrogen
4. Cytokinin

Answer: D

Q4. Identify the IUPAC name of HCHO.

1. Methanal
2. Methanol
3. Formalin
4. Formaldehyde

Answer: A

Q5. Human arm is homologous with

1. an octopus tentacle
2. a bird wing
3. a seal flipper.
4. both (B) and (C)

Answer: D

Q6. The metal which is more hard and corrosion resistant is

1. nickel
2. iron
3. platinum
4. tungsten

Q7. Which of these reproduces by budding?

1. Planaria
2. Plasmodium
3. Hydra
4. Paramecium

Q8. Which equipment works on the principle of electromagnetic induction?

1. Electric fan
2. MP3 player
3. Generator
4. Refrigerator

Q9. Elements P, Q +1 , R +2 and S have 11, 18, 18 and 55 electrons respectively. Identify the set of elements belonging to the same group.

1. PQR
2. QRS
3. RSP
4. PQS

Answer: D

Q10. What is a National Park?

1. An area strictly reserved for improvement of wild life
2. An area where grazing and cultivation are permitted
3. A park where the whole nation can have picnics
4. A park which can be pribately owned