GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 076
751). Consider the following statements :
I. In pinus only cleavage polyembryony is seen
ll. ln pinus both simple polyembryony and cleavage polyembryony are present.
III. ln pinus polyembryony is not seen
IV. In pinus embryogenesis is not clear.
Of the statements :
A). IV alone is correct
B). Ill alone is correct
C). I alone is correct
D). II alone is correct
Answer: Ill alone is correct
752). What is the cause for deforestation?
A). destruction
B). rapid explosion of human and live population
C). loss of green wealth
D). none of these
Answer: rapid explosion of human and live population
753). How soil get eroded?
A). by collection of wastes
B). by disposal of wastes
C). by floods and rains
D). by mechanical methods
Answer: by floods and rains
754). The shape of Human immuno deficiency Virus(HIV) is
A). spherical in shape
B). rod like in shape
C). spiral like in shape
D). comma like in shape
Answer: spherical in shape
755). Match list I with list II correctly and select your answer using the codes given below:
List-I List-II
a) virus 1) Robert Hooke
b) Bacteria 2) Robert Brown
c) Nucleus 3) Dimitry Ivanowsky
d) Cell 4) Anton Van Leeuwenhoek
Below options are given in A B C D order
A). 3 4 2 1
B). 4 2 1 3
C). 1 2 3 4
D). 2 3 4 1
Answer: 3 4 2 1
756). Polyploidy is most common in
A). animal kingdom
B). plant kingdom
C). fungi
D). protista
Answer: plant kingdom
757). In photosynthesis, the light reaction is known as hill reaction and the dark reaction is known as
A). dark reaction
B). black reaction
C). blackman reaction
D). darkman reaction
Answer: blackman reaction
758). DNA structure was first described by
A). Catcheside
B). Lederberg
C). Nirenberg
D). Watson and Crick
Answer: Watson and Crick
759). What is an example for cymose in florescence?
A). Theopesia
B). Achiranthus
C). Crotalaria
D). Caelsalpinia
Answer: Crotalaria
760). Rice is a stape food of people of India. In the milling process, polishing is the final process and the polished rice is rich in
A). cellulose
B). sugar
C). starch
D). chitin
Answer: starch
I. In pinus only cleavage polyembryony is seen
ll. ln pinus both simple polyembryony and cleavage polyembryony are present.
III. ln pinus polyembryony is not seen
IV. In pinus embryogenesis is not clear.
Of the statements :
A). IV alone is correct
B). Ill alone is correct
C). I alone is correct
D). II alone is correct
Answer: Ill alone is correct
752). What is the cause for deforestation?
A). destruction
B). rapid explosion of human and live population
C). loss of green wealth
D). none of these
Answer: rapid explosion of human and live population
753). How soil get eroded?
A). by collection of wastes
B). by disposal of wastes
C). by floods and rains
D). by mechanical methods
Answer: by floods and rains
754). The shape of Human immuno deficiency Virus(HIV) is
A). spherical in shape
B). rod like in shape
C). spiral like in shape
D). comma like in shape
Answer: spherical in shape
755). Match list I with list II correctly and select your answer using the codes given below:
List-I List-II
a) virus 1) Robert Hooke
b) Bacteria 2) Robert Brown
c) Nucleus 3) Dimitry Ivanowsky
d) Cell 4) Anton Van Leeuwenhoek
Below options are given in A B C D order
A). 3 4 2 1
B). 4 2 1 3
C). 1 2 3 4
D). 2 3 4 1
Answer: 3 4 2 1
756). Polyploidy is most common in
A). animal kingdom
B). plant kingdom
C). fungi
D). protista
Answer: plant kingdom
757). In photosynthesis, the light reaction is known as hill reaction and the dark reaction is known as
A). dark reaction
B). black reaction
C). blackman reaction
D). darkman reaction
Answer: blackman reaction
758). DNA structure was first described by
A). Catcheside
B). Lederberg
C). Nirenberg
D). Watson and Crick
Answer: Watson and Crick
759). What is an example for cymose in florescence?
A). Theopesia
B). Achiranthus
C). Crotalaria
D). Caelsalpinia
Answer: Crotalaria
760). Rice is a stape food of people of India. In the milling process, polishing is the final process and the polished rice is rich in
A). cellulose
B). sugar
C). starch
D). chitin
Answer: starch
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