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Tools Techniques QUESTIONS AND ANSWERS

Basic Science : Tools Techniques QUESTIONS AND ANSWERS :: part6 : 6 to 10

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

6.Metachromasia is

Behaviour of cell

Development of scientific attitude

Behaviour of chromosomes at metaphase

Staining that gives different colour

7.Distribution of two or more specific molecules within a cell is studied by

Fluorescent microscope

Dark field microscope

Bright field microscope

Phase contrast microscope

8.Which of the following are true? a) Resolution power of unaided human eye is 100 μm b) Highest resolution is obtained with short wave light c) Dark field microscope is most useful for viewing living cells d) Chromatography is the method of separation of molecular components present in cytosol e) In gel filtration chromatography, molecules can be separated in pictogram to nanogram quantities

a, b and d

a, c and d

b and d

c and e

9.In which technique, filter for UV radiations is provided for protecting eyes

Phase contrast microscopy

Dark field microscopy

Fluorescent microscopy

Electron microscopy

10.Path of carbon assimilation can be traced with the help of

Chromatography

Electrophoresis