Related Questions

Closely stacked flattened sacs (plants only) is called
A Vacuoles
B Lysosomes
C Golgi apparatus
D None of the above
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
A 33.5%
B 37.5%
C 40%
D 50%
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank ?
A 33.5%
B 37.5%
C 40%
D 50%
In a stationary fluid, how does the local pressure of the fluid vary?
A With depth
B In the horizontal direction only
C Both with depth and along horizontal direction
D Neither with depth nor along horizontal direction
In each pollen sacs a large number of pollens or microspores are produced by
A Mitosis
B Meiosis
C Regeneration
D Fragmentation
These are rods or filament like very small bodies present in the cytoplasm of all cells of plants and animals.
A Golgi Bodies
B Ribosomes
C Lysosomes
D Mitochondria
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a
A D-slide valve
B governor
C Meyer’s expansion valve
D flywheel
If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be
A Higher than the surface of liquid
B The same as the surface of liquid
C Lower than the surface of liquid
D Unpredictable
In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
A Rotational
B Unsteady
C Turbulent
D Non-uniform
Golgi complex কোনটি সংশ্লেষ (synthesis) করে না?
A Sperm
B Ribosome
C Lysosome
D Enzyme

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