Related Questions

Compound microscope এ কোনটি থাকে না?
A condenser
B eye piece
C colony counter
D fine adjustment screw
What is a compound microscope?
A A microscope that has one lens.
B A microscope that has two sets of lenses : an occular lens and an eyepiece.
C A microscope whose lenses are concave.
D A microscope whose lenses are convex.
Which one is correct indirect speech of the sentence He said to me, "What are you doing with microscope?"
A He asked me that what I was doing with microscope
B He asked me what I was doing with microscope
C None
Which one is the correct indirect speech of the sentence: He said to me, “what are you doing with microscope?”
A He asked me that what I was doing with microscope
B He asked me what I was doing with microscope
C He asked me what was doing my me with microscope
D None
The green light only ever goes on when tank A is full and tank C isn't empty. The red light is always on unless either tank A isn't Full or tank B is empty. Given that the green light is on, we can conclude all of the following EXCEPT---
A Tank A cannot be empty
B The red light must be on
C Tank C cannot be empty
D we don't have enough information to determine whether tank B is empty or not
The surface of a certain planet reflects 80 percent of the light that strikes it. The clouds around the planet then absorb 40 percent of the reflected light. What percent of the light that strikes the planet is reflected from the surface and passes through the clouds without being absorbed?
A 32%
B 40%
C 48%
D 60%
Which one of the following scientists first time saw bacteria through a microscope made by himself ?
A Antonie Van Leeuwenhoek
B Louis Pasteur
C Robert Hooke
D Robert Virchow
The following passages consist of six sentences . The first (s1) and the sixth (s6) sentences are given in the beginning. The middle four sentences in the passage have been jumbled up. These are labeled p. q, r and s. you are required to find out the proper sequence for these four sentences P, Q, R and S. The proper sequence should be__
A QRPS
B PQRS
C RPQS
D SPRQ
Electron microscope works on which of the following principles?
A Optical interference
B Wave Nature of electrons
C Motion of charged particle in electromagnetic fields
D Faraday's law of Electromagnetic induction
Which microscope is often used to view metal surfaces?
A Optical microscopes
B Scanning tunneling microscopes
C Electron microscopes
D None of the above

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