RRB ALP 2018 Practice Test Papers | General Science (Day-10)

Dear Aspirants, Here we have given the Important RRB ALP & Technicians Exam 2018 Practice Test Papers. Candidates those who are preparing for RRB ALP 2018 can practice these questions to get more confidence to Crack RRB 2018 Examination.

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1). Speed of the light in Vacuum is

  1. 2.25 × 108
  2. 3 × 108
  3. 2× 108
  4. 2.04× 10^8

2). Which of the following instrument that converts Mechanical Energy into Sound energy?

  1. Tube light
  2. Candle
  3. Loud Speaker
  4. Sitar

3). Who is the inventor of Calculating machine?

  1. A. Celsius
  2. Friese – Greene
  3. Pascal
  4. E. Torricelli

4). What is the SI unit of Wave length?

  1. Lux
  2. Weber
  3. Angstrom
  4. Henry

5). Hematite is the ore of ____________

  1. Cobalt
  2. Uranium
  3. Iron
  4. Bismuth

6). Laughing Gas is known as __________

  1. H2SO4
  2. HCL
  3. H2S
  4. N2O

7). Study of Fungi is known as

  1. Kalology
  2. Parasite
  3. Mycology
  4. Oncology

8). How many Daughter cells are produced from one meiotic cell division?

  1. Two
  2. Three
  3. Four
  4. Five

9). Which of the following term is the potential ability of plant cell to grow into a compete Plant?

  1. Pluriopotency
  2. Mutation
  3. Totipotency
  4. Linkage

10). Which of the following Converts the remaining Protein and peptone into amino Acids?

  1. Maltase
  2. Lactase
  3. Erepsin
  4. Sucrase

Answers:

1). Answer: B

2). Answer: D

3). Answer: C

Pascal’s calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the early 17th century.

4). Answer: C

The ångström or angstrom is a unit of length equal to 10−10 m or 0.1 nanometre.

5). Answer: C

Hematite, also spelled as haematite, is the mineral form of iron(III) oxide (Fe2O3), one of several iron oxides. It is the oldest known iron oxide mineral and is widespread in rocks and soils.

6). Answer: D

Nitrous oxide (N2O), also called dinitrogen monoxide, laughing gas, or nitrous, one of several oxides of nitrogen, a colourless gas with pleasant, sweetish odour and taste, which when inhaled produces insensibility to pain preceded by mild hysteria, sometimes laughter.

7). Answer: C

A biologist specializing in mycology is called a mycologist. Mycology branches into the field of phytopathology, the study of plant diseases, and the two disciplines remain closely related because the vast majority of plant pathogens are fungi.

8). Answer: C

The process results in four daughter cells that are haploid, which means they contain half the number of chromosomes of the diploid parent cell. Meiosis has both similarities to and differences from mitosis, which is a cell division process in which a parent cell produces two identical daughter cells.

9). Answer: C

Totipotencyis the ability of a single cell to divide and produce all of the differentiated cells in an organism. Spores and zygotes are examples of totipotent cells.

10). Answer: C

Erepsin is a protein fraction found in the intestinal juices and contains a group of enzymes that digest peptones into amino acids. It is produced and secreted by the intestinal glands in the ileum and the pancreas. It is also found widely in other cells.

RRB ALP 2018 – “All in One” Study Materials and Practice Sets

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