Two balls of different masses, and hence of different sizes, but of the same material, are thrown upwards at the same speed. They reach the maximum height and fall back to the ground. Ignoring air resistance the balls will fall to
the ground

• A) lighter ball first
• B) heavy ball first
• C) simultaneously
• D) larger sized ball first

The removal of the metabolic wastes of an organism is:

• A) Excretion
• B) renal artery
• C) Defecation
• D) Respiration

In Prokaryotic cells the outer most layer is known as ________.

• A) Cytoplasm
• B) Cell membrane
• C) Cell wall
• D) Cytoskeleton

A motion where every particle of a body has the exact same motion is an example of

• A) circular motion
• B) translatory motion
• C) random motion
• D) vibratory motion

The example of scalar quantity is ________.

• A) Force
• B) Momentum
• C) Work
• D) Weight

A battery of car has stored ………….. energy, which it converts to electric energy when required.

• A) potential energy
• B) thermal energy
• C) chemical energy
• D) kinetic energy

During which stage of Mitosis does the nucleus envelope begin to disappear?

• A) Anaphase
• B) Telophase
• C) Metaphase
• D) Prophase

Efficiency can also be defined as:

• A) input power × useful output power
• B) useful output power ÷ input power
• C) useful output power ÷ input energy
• D) input power ÷ total output power

A group of organisms of the same species that interbreed and live in the same place

• A) species
• B) Population
• C) Community
• D) Organism

The graph between V and 1/P at constant temperature is:

• A) A curve of any shape
• B) Hyperbola
• C) A straight line
• D) Parabola

If a bus is moving with uniform velocity on highway, it can be concluded that _______.

• A) There are no forces acting on it
• B) It is moving with uniform acceleration
• C) There are no unbalanced (net) forces acting on it
• D) It has large value of inertia

The kidneys, ureters, urethra and urinary bladder make up the:

• A) kidney system
• B) excretory system
• C) circulatory system
• D) urinary system

White light separates into different colors after passing through a -------------:

• A) Camera
• B) Mirror
• C) Hammer
• D) Prism

__________is use to kill the bacteria in water.

• A) I
• B) Cl
• C) Br
• D) F

If focal length of a lens is -50 cm, the power of lens wills be_________.

• A) +2 D
• B) -50 D
• C) +50 D
• D) -2 D

The force produced due to gravity is known as _____.

• A) Weight
• B) Tension
• C) Mass
• D) Friction

A liquid is evaporating, causing the liquid to cool. The temperature of the liquid decreases because

• A) The mean kinetic energy of the remaining liquid molecules is decreasing
• B) The number of liquid molecules is decreasing
• C) The pressure above the liquid surface is increasing
• D) The rate of evaporation is increasing

A person sitting inside a moving train is in a state of ……. with respect to the other passengers

• A) variable speed
• B) uniform acceleration
• C) uniform speed
• D) rest

Which element does not corrode?

• A) Gold
• B) Iron
• C) Sodium
• D) Silver

Example of Covalent Hydride is ___________.

• A) H2O
• B) LiH
• C) CaH2
• D) MgH2