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.
[WpProQuiz 2722]
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- Which of the following equipment transforms Mechanical Energy into electrical Energy?
- Candle
- Microphone
- Dynamo
- Battery
- Viscosity is the property of ________
- Gas
- Liquid
- Both (a) and (b)
- None of these
- What is the Mass of Proton?
- 1.672 × 10-27
- 1.675× 10-27
- 9.108 × 10-31
- 9.108× 10-27
- Which of the following instrument is used to measure the wavelength of a radio wave?
- Volttmeter
- Wattmeter
- Udometer
- Wavemeter
- Carnetite is the ore of
- Uranium
- Iron
- Lead
- Antimony
- Aquaregia is the formation of ____________
- H2SO4
- HCL
- H2S
- FeO
- Picric acid is known as
- Tri Nitro Toluene
- Tri Nitro Benzene
- Tri Nitro Phenol
- Tri Nitro triazinan
- How many pairs of chromosome in tomato?
- 14
- 12
- 10
- 15
- Which of the following term is the potential ability of a cell to develop any kind of the cell of animal Body?
- Pluriopotency
- Mutation
- Totipotency
- Linkage
- Which of the following is the First group of land plants?
- Fungi
- Algae
- Bryophyta
- Pteridophyta
- Which of the following is edible part of Apple?
- Mesocarp
- Thalamus
- Aril
- Cotyledoms
Answers:
1.Answer: C
A dynamo is a device that converts mechanical energy into electrical energy
2.Answer: C
The viscosity of a fluid is the measure of its resistance to gradual deformation by shear stress or tensile stress. For liquids, it corresponds to the informal concept of “thickness”: for example, honey has a higher viscosity than water.
3.Answer: A
4.Answer: D
A wavemeter (or wavelength meter) is a kind of interferometer which is used for precise wavelength measurements on laser beams. There are different variants, including scanning wavemeters and static devices with no moving parts.
5.Answer: A
6.Answer: B
Aqua regia is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals gold and platinum, though not all metals.
7.Answer: C
Picric acid is an organic compound with the formula (O₂N)₃C₆H₂OH. Its IUPAC name is 2,4,6-trinitrophenol. The name “picric” comes from the Greek πικρός, meaning “bitter”, reflecting its bitter taste. It is one of the most acidic phenols.
8.Answer: B
Tomato (Solanumlycopersicum L.) is the most intensively investigated Solanaceous species both in genetic and genomics studies. It is a diploid species with a haploid set of 12 chromosomes and a small genome
9.Answer: A
Pluripotent cells can give rise to all of the cell types that make up the body; embryonic stem cells are considered pluripotent. Multipotent cells can develop into more than one cell type, but are more limited than pluripotent cells; adult stem cells and cord blood stem cells are considered multipotent.
10.Answer: C
Bryophytes are an informal group consisting of three divisions of non-vascular land plants: the liverworts, hornworts and mosses. They are characteristically limited in size and prefer moist habitats although they can survive in drier environments
11.Answer: B
In apple, major part of fruit is formed from thalamus not from ovary. So, it is known as false fruit.”
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