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Friday, April 27, 2012

Free Online Earth Science Quiz

Free Online Earth Science Quiz
Geology Practice Test

 Q. 1: According to D.N. Wadia the mid Gondwana (Lower Jurassic) is characterised by:
(a) Dicroidium
(b) Dadoxylon
(c) Sphenophyllum
(d) Vartebraria
ANSWER. (a)

Q. 2: The Glossopteris flora commencing from the pennon-carboniferous and attaining it's
Maximum in the:
(a) Permian
(b) Triassic
(c) Jurassic
(d) Cretaceous.
ANSWER. (a)

Q. 3: Based on the changes in the foraminifera assemblage, the Jurassic/Cretaceous
Boundary is defined at the:
(a) Athlete/Acnes stage
(b) Umia/mundhanian staged
(c) Amps/Romani stage
(d) It is uncertain.
ANSWER. (b)

Q. 4: The termination of older ammonites is seen in:
(a) The lower Athlete bed of Chari.
(b) The Gajansar bed of Katrol
(c) The upper Trigoniajged of Umia
(d) The Bhuj bed of Umia.
ANSWER. (c)

Q.5: Which is considered as a Precambrian Cambrian Transitional fossil?
(a) Lepidopterist
(b) Sabelliditids
(c) Plantlets
(d) Rookeries
ANSWER. (b)

Q. 6 : Trace fossils of Limulicubichnus are reported for the first time from the :
(a) Lower Miocene rocks at Kutch
(b) Upper Eocene rocks at salt range.
(c) Tipam Sandstones.
(d) Oligocene rocks at Baluchistan.
ANSWER.(a)

Q. 7: Which plant species have been recognised from the bauxite-bearing plateau at?
panchpatmali of orissa and that may be an indicator of bauxite :
(a) Phoenix Acaulis
(b) Stratifera undated
(c) Lepidopterists
(d) Nucleoli.
ANSWER.(a)

Q. 8: Rajmahal paradox is a:
(a) Conifer ales
(b) Filicides
(c) lncerlae
(d) Equisetales.
ANSWER.(c)

Q. 9: The study of radiolarian may be used to get information about:
(a) Ancient water temperature
(b) Oceanic depths
(c) Age of the water masses
(d) All the above.
ANSWER.(d)

Q. 10: The upper Gondwana rocks are characterised by:
(a) Glossopteris flora
(b) Ptilophyllum flora
(c) Vartebraria flora 
(d) Gangamopteris flora.
ANSWER. (b)

Q. 11: Vartebraria is thought to be the stem of:
(a) Dadoxylon
(b) Glossopteris
(c) Gangamopteris
(d) Ptilophyllum
ANSWER. (b)

Q. 12: Glossopteris is the name of:
(a) Phylum
(b) Class
(c) Order
(d) Genus.
ANSWER. (d)

Q. 13: The highest Jurassic assemblage occurs in:
(a) Tithonian age
(b) Apian age
(c) Oxford an age
(d) Collegian age.
ANSWER. (a)

Q. 14 : Late Eocene Ostracoda for the first time have been recorded from :
(a) Sadewala well of Jaisalmer basin, Rajasthan
(b) Kharatar well of Jaisalmer basin, Rajasthan
(c) Bombay high
(d) Both (a) and (b)
ANSWER. (d)

Q. 15: Precambrian - Cambrian Transitional fossil - Sabelliditids for the first time in India
has been reported from :
(a) Wadhwan formation Gujrat
(b) Pali-Parsora -Tiki formation.
(c) Bhima group of rocks
ANSWER. (d)

Q. 16: First marine macro invertebrate has been recorded from:
(a) Umia Sandstone
(b) Ukra cankerous shale
(c) Bhuj Sandstone of eastern Katch
(d) Talchir sandstone.
ANSWER.(c)

Q. 17: Williamson India is a:
(a) Filicides
(b) Cycadophyta
(c) Conifer ales
(d) lncerlae.
ANSWER.(b)

Q.18. The magnitude of water hammer depends on the
(a) Length of pipeline
(b) Speed at which the valve is closed
(c) Elastic properties of the liquid flowing
through the pipe and pipe material
(d) All of the above
ANSWER: (d)

Q.19. Mercury is suitable for manometers because it
(a) Has high density
(b) It can easily be seen in tube
(c) Does not stick to tube walls
(d) It is generally not used in manometers
ANSWER: (d)

Q.20. When the water flows over a rectangular
suppressed weir, the pressure beneath the nape is
(a) Very high
(b) Slightly above atmospheric
(c) Atmospheric
(d) Negative
ANSWER: (d)

Q.21. Motion of a fluid in which the fluid mass rotates
without the external force is known as
(a) Rotary motion
(b) Circulatory motion
(c) Free vortex motion
(d) Forced voters motion.
ANSWER: (c)

Q.22. In parallel pipe problems
(a) Pressure gradient remains through all the pipes
(b) Hydraulic gradient remains same through all pipes
(c)    Head loss is same through each pipe
(d)   Head losses through each pipe are added to obtain the total head loss
ANSWER: (d)

Q.23. Head loss in turbulent flow in pipe varies directly
as the
(a) Square root of velocity
(b) Velocity
(c) Square of velocity
(d) Cube root of velocity
ANSWER: (a)

Q.24. Froude number is useful in the calculations of
(a) Water hammer
(b) Flow through pipes
(c) Hydraulic jump
(d) Surface tension
ANSWER: (a)

Q.25. The continuity equation of flow is based on the
principle of conservation of
(a) Momentum
(b) Mass
(c) Energy
(d) None of the above
 ANSWER: (c)

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