Normal temperature of the human body is between

(a)

98.4°F and 99.6°F

(b)

98.4⁰F and 98.6⁰F

(c)

97.4°F and 98.6°F

(d)

97.6°F and 99.6⁰F

Rain drops are spherical in nature because of _________

(a)

Frictional force

(b)

Buoyant force

(c)

Surface tension

(d)

Viscous force

Mirrors which magnify the object placed close to them.

(a)

Convex mirror

(b)

Concave mirror

(c)

Plane mirror

(d)

ellipsoid mirror

Which of the following element is named after a scientist?

(a)

Americium

(b)

Mercury

(c)

Nobelium

(d)

Neptunium

Decomposition of limestone is an example for chemical reaction based on __________

(a)

contact

(b)

electricity

(c)

light

(d)

heat

Common cold in human is caused by __________

(a)

plasmodium

(b)

influenza

(c)

vibrio cholera

(d)

aphthovirus

_____ is the giant kelp

(a)

Spirogyra

(b)

Volvox

(c)

Macrocystis

(d)

Chlorella

_________are called as building blocks of life

(a)

Cells

(b)

nucleus

(c)

Cell organelles

(d)

tissues

When was the first computer introduced?

(a)

1980

(b)

1947

(c)

1946

(d)

1985

Adam’s apple is the growth of the ________

(a)

pharynx

(b)

thyroid

(c)

larynx

(d)

parathyroid

Tux paint software is used to ________.

(a)

paint

(b)

program

(c)

scan

(d)

PDF

The amplitude of the sound wave decides its

(a)

speed

(b)

pitch

(c)

loudness

(d)

frequency

One of the following is an example of a permanent magnet.

(a)

Electromagnet

(b)

Mumetal

(c)

Soft iron

(d)

Neodymium

Mangalyaan was sent to ________

(a)

Moon

(b)

Mars

(c)

Venus

(d)

Mercury

Solubility of carbon dioxide in water is high when the

(a)

pressure is low

(b)

pressure is high

(c)

temperature is high

(d)

None of the above

Sodium hydroxide is a ________

(a)

acid

(b)

base

(c)

oxide

(d)

alkali

__________ is the coal of superior quality.

(a)

Peat

(b)

Lignite

(c)

Bituminous

(d)

Anthracite

Organism that control insects and pests of plant crops is

(a)

bio-pesticides

(b)

bio-fertilizers

(c)

earthworms

(d)

neem leaves

Deforestation means ______

(a)

cleaning of forest

(b)

to grow plants

(c)

to look after plants

(d)

None of these.

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