Consider the following techniques/phenomena:
1. Budding and grafting in fruit plants
2. Cytoplasmic male sterility
3. Gene silencing
Which of the above is/are used to create transgenic crops?
Science and Technology
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Biology,Human Physiology
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Chemistry
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Defence
Science and Technology › Defence
With reference to Agni-IV Missile, which of the following statements is/are correct?
1. It is surface-to surface missile.
2. It is fuelled by liquid propellant only.
3. It can deliver one-tonne nuclear warheads about 7500km away.
Select the correct answer using the code given below:Options
Answer
(A)
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Emerging TechXIT
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Renewable Energy Technology
Science and Technology › Renewable Energy Technology
With reference to technology for solar power production, consider the following statements:
1. ‘Photovoltaics’ is a technology that generates electricity by direct conversion of light into electricity, while ‘Solar Thermal’ is a technology that utilizes the Sun’s rays to generate heat which is further used in electricity generation process.
2. Photovoltaics-generates Alternating Current (AC), while Solar Thermal generates Direct Current (DC).
3. India has manufacturing base for Solar Thermal technology, but not for photovoltaics.
Select the correct answer using the code given below:Options
Answer
(A)
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Space ProgramsXIntl
Science and Technology › Space ProgramsXIntl
Which of the following pairs is/are correctly matched ?
Spacecraft Purpose
1. Cassini-Huygens : Orbiting the Venus and transmitting data to the Earth.
2. Messenger : Mapping and investigating.
3. Voyager 1 and 2 : Exploring the outer solar system.
Select the correct answer using the code given below.Options
Answer
(B)
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Specific Diseases