SSC (English Medium) १० वीं कक्षा - Maharashtra State Board Question Bank Solutions for Science and Technology 1

Fleming's left hand rule : electric current : : Fleming's right hand rule : _______

Nearsightedness: elongated eyeball : : farsightedness: _______

Nearsightedness : concave lens : : farsightedness : _______

In Electrolytic reduction of alumina, Anode : _______ : : Cathode : Graphite lining

Sulphide ores : Roasting : : Carbonate ores : _______

Zinc sulphide : Roasting : : zinc carbonate : _______

Find the odd one out and give its explanation.

Find the odd one out and give its explanation.

Find the odd one out and give its explanation.

Write chemical formula for rust.

Write Fleming’s right hand thumb rule with the help of diagram.

Write the two names in the following diagram.

Right hand thumb rule.

Write the two names in the following diagram.

Fleming’s right hand rule.

Write the name.

The molecular formula of main ore of aluminium -

Write the name.

Metals which are amphoteric in nature.

Write the name.

Strongly heating carbonate ores in insufficient air -

Write the name.

Extraction of aluminium from alumina-

The lens of the eye is flattened when looking at nearby objects.

Mercury, silver, gold are highly reactive metals.

In the electrolytic method, a layer of highly active metal is applied to a less active metal.