GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 144

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 144

1431). Consider the following statements :
I. Glucagon increases the blood sugar level.
II. Glucagon lowers the blood calcium level.
Of these :
A). (I) and (II) are correct
B). (I) and (II) are wrong
C). (I) is correct but (II) is wrong
D). (I) is wrong but (II) is correct

Answer: (I) is correct but (II) is wrong

   
1432). Consider the following :
I. Nitrogenase
II. PEP carboxylase
III. Nitrate reductase
Which of the above is/are inducible enzyme(s)?
A). (I) and (II)
B). (III) only
C). (I) only
D). (I) and (III)

Answer: (III) only


   
1433). Express the symbol of pedigree charting :

A). Monozygotic twins
B). Dizygotic twins
C). Both are sons
D). Both are daughters

Answer: Monozygotic twins

   
1434). Match List I correctly with List II and select your answer using the codes given below :
List I                                        List II
a) Naked ascus                   1) Pyrenomycates
b) Perithecium                    2) Pleetomycates
c) Apothecium                    3) Heteroascomycates
d) Cleistothecium               4) Discomycetes

Below codes are given in A B C D order
A). 4 3 1 2
B). 2 4 3 1
C). 3 1 4 2
D). 2 1 3 4

Answer: 4 3 1 2


   
1435).  gama - globulins consists mainly of immunoglobulin and they act as _______
A). antigens
B). monoclonal antigens
C). antibodies
D). polyclonal antigens

Answer: antibodies


   


1436). The gas which is more readily absorbed by Haemoglobin in blood is
A). O2
B). NO2
C). N2
D). H2

Answer: O2


   
1437). Formation of sweat eliminates mainly
A). sodium chloride and water
B). oil and wax like secretion
C). sodium chloride and lactic acid
D). water and uric acid

Answer: sodium chloride and water


   
1438). Which-of the following sequences is correct on the basis of increasing molecular weight?
A). DNA, ATP, NADP, AMP
B). AMP, ATP, NADP, DNA
C). ATP, AMP, DNA, NADP
D). ATP, ADP, NADP, DNA

Answer: AMP, ATP, NADP, DNA


   
1439). The bio-chemical marker which can help a genetic counsellor assess the risk of Down's syndrome of a client is
A). Chorionic gonadotropin
B). FSH
C). LH
D). Amniotic fluid

Answer: Chorionic gonadotropin


   
1440). The gas which is more readily absorbed by Hemoglobin in blood is ______
A). O2
B). NO2
C). N2
D). H2

Answer: O2