science & tech MCQ section 5 Practice Questions Answers Test with Solutions & More Shortcuts
science & tech PRACTICE TEST [7 - EXERCISES]
science & tech MCQ section 1
science & tech MCQ section 2
science & tech MCQ section 3
science & tech MCQ section 4
science & tech MCQ section 5
science & tech MCQ section 6
science & tech MCQ section 7
Question : 23
GSLV Mark -III being developed by ISRO uses which of the following fuel propellants in the Cryogenic Upper stage?
- Liquid Oxygen
- Liquid Nitrogen
- Liquid Hydrogen
- Hydrazine
a) 1 and 3 only
b) 3 and 4 only
c) 1 and 2 ony
d) 2 and 3 only
Answer »Answer: (a)
Liquid Oxygen (LOX) and Liquid Hydrogen (LH2) are used Cryogenic Upper stage (C-25) of GSLV Mark-III.
Question : 24
Scientists of the JNU’s school of Biotechnology discovered a gene that can restrict tumours, the discovered gene is :
a) SNO2
b) None of these
c) SCO2
d) CNO2
Answer »Answer: (c)
Scientists at the Jawaharlal Nehru University’s School of Biotechnology claimed in the third week of January 2013 the discovery of SCO2 gene having potential qualities of restricting tumours.
Question : 25
Consider the following Statements:
- The world’s tallest hybrid wind generator turbine was installed in Kutch on 6 November 2014.
- It is installed by Suzlon Energy.
- With this new turbine, the installed wind energy capacity at the Kutch region of Gujarat has gone up to 100 MW.
a) 1 and 3 only
b) 2 and 3 only
c) 1 and 2 only
d) All of the above
Answer »Answer: (c)
With this new turbine, the installed wind energy capacity at the Kutch region of Gujarat has gone up to 1100 MW.
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