Electric current (I) = ____________

(a)

Qt

(b)

t/Q

(c)

Q/t

(d)

Q/t²

An imaginary line perpendicular to the reflecting surface is called

(a)

imaginary line

(b)

curved line

(c)

Perpendicular line

(d)

normal

The chemical reactions carried out by the passage of electricity is called.

(a)

Rusting

(b)

Thermolysis

(c)

Electrolysis

(d)

Photolysis

_______ shows both living and nonliving characteristics.

(a)

Protozoa

(b)

virus

(c)

bacteria

(d)

Fungi

Binominal Nomenclature was first introduced in the year of

(a)

1970

(b)

1975

(c)

1978

(d)

1623

______ is the earliest system of classification in plants.

(a)

Natural system of classification

(b)

Artificial system of classification

(c)

Phylogenetic system of classification

(d)

Modern system of classification

In the absence of oxygen, glucose is broken down in to ________.

(a)

Lactic acid

(b)

Citric acid

(c)

Acetic acid

(d)

Nitric acid

_________make up organs

(a)

Cells

(b)

Tissues

(c)

Organ system

(d)

None of the above

Fifth generation computer has ___________ Intelligence.

(a)

Transistors

(b)

Integrated Circuits

(c)

Microprocessor

(d)

Artificial Intelligence

When was the first computer introduced?

(a)

1980

(b)

1947

(c)

1946

(d)

1985

Which of the following a simple circuit must have?

(a)

Energy Source, Battery, Load

(b)

Energy Source, Wire, Load

(c)

Energy Source, Wire, Switch

(d)

Battery, Wire, Switch

The same proportion of carbon and oxygen in the carbon dioxide obtained from different sources proves the law of __________

(a)

reciprocal proportion

(b)

definite proportion

(c)

multiple proportion

(d)

conservation of mass

Cockroach moves with the help of its

(a)

leg

(b)

bone

(c)

muscular foot

(d)

whole body

During menstruation, the progesterone level is ___________

(a)

decreased

(b)

increased

(c)

ceased

(d)

normal

Sound waves travel very fast in

(a)

air

(b)

metals

(c)

vacuum

(d)

liquids

The south pole of a bar magnet and the north pole of a U-shaped magnet will __________.

(a)

attract each other

(b)

repel each other

(c)

neither attract nor repel each other

(d)

None of the above

The gas collected at the cathode on electrolysis of water is

(a)

oxygen

(b)

hydrogen

(c)

nitrogen

(d)

carbon dioxide

In basic solution turmeric indicator paper changes from yellow to __________

(a)

blue

(b)

green

(c)

yellow

(d)

red

The method in which water flows over the soil surface and allow it to infiltrate is

(a)

irrigation

(b)

surface irrigation

(c)

springler irrigation

(d)

drip irrigation

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