Which of the following plants are called arthrophytes?

A. Sphenopsids
B. Lycopsids
C. Psilopsids
D. Pteropsids

Reptiles hibernate during_______?

A. Summer
B. Winter
C. Spring
D. Autumn

The Saturn rings discovered by___________?

A. Newton
B. Robert brown
C. Galileo
D. None of these

A satellite moving round the earth with a uniform speed has____________?

A. An accelerated motion
B. No acceleration at all
C. Uniform acceleration
D. Uneven acceleration

It is impossible for a type of O+ baby to have a type of____________mother:

A. Ab-
B. O-
C. O+
D. None

Nervous system includes which of these major components?

A. Brain
B. Brain & back bone
C. Brain, spinal cord and neurons
D. None

The second most abundant metal found in the earth’s crust is_____________?

A. Silicon
B. Aluminium
C. Calcium
D. Sodium

Animals living in the Tree trunks are known as___________?

A. Arboreal
B. Volant
C. Amphibious
D. Aquaticx

Science which deals with the position and movement of heavenly bodies ?

A. Astrophysics
B. Astronomy
C. Astrology
D. Astronautics

Sound travels about ___________times faster in water than in air.

A. 2
B. 3
C. 4
D. 5