science & tech MCQ section 2 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 : 16 [SSC LEDO 2011]
ISRO is the abbreviation for
a) Indian Space Research Organisation
b) International Scientific Research Organisation
c) International Space Research Organisation
d) Indian Scientific Research Organisation
Answer »Answer: (a)
The Indian Space Research Organisation (ISRO) is the primary space agency of the Indian government. ISRO is amongst the six largest government space agencies in the world, along with NASA, RKA, ESA, CNSA and JAXA.
Question : 18
Production of a human protein in bacteria by genetic engineering is possible because
a) the mechanism of gene regulation is identical in humans and bacteria
b) bacterial cell can carry out the RNA splicing reactions
c) the human chromosome can replicate bacterial cell
d) the genetic code is universal
Answer »Answer: (d)
The genetic code in all living organism is made up of the same triplet of nucleotides and these nucleotides in all organisms for the same amino acid and proteins. eg - “AUG” in both humans and bacteria codes for “Methionine” amino acid.
Question : 19 [SSC CHSL 2014]
Which of the following is not a renewable resourse ?
a) Geothermal heat
b) Radiant energy
c) Tidal power
d) Thorium
Answer »Answer: (d)
A renewable resource is an organic natural resource that can replenish in due time compared to the usage, either through biological reproduction or other naturally recurring processes. Examples include: solar energy, geothermal energy, wind energy, tidal energy, etc.
Question : 20
Consider the following statements:
- India has launched IRNSS 1C the next satellite in IRNSS (Indian Regional Navigational Satellite System) series on 16th October.
- IRNSS is a navigation system that will cover India, and also extend 2000 kms from its boundaries.
a) 2 only
b) Both 1 and 2
c) 1 only
d) None of the above
Answer »Answer: (c)
The satellite weighed 1, 425.4 kg and was successfully placed into a sub geosynchronous transfer orbit just 20 minutes after the launch.
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