Mock Test

Exam: SSC CGL Subject: General Awareness Topic: Science

Total Questions: 20

Q1. Which level of biodiversity refers to the variety of different species in a given area?

Genetic diversity Species diversity Ecosystem diversity Population diversity
Q2. What is the primary advantage of using lentiviral vectors over traditional retroviral vectors in gene therapy, especially for targeting non-dividing cells?

Lower immunogenicity Larger packaging capacity Ability to transduce non-dividing cells Reduced risk of insertional mutagenesis
Q3. DNA ligase is also known as:

Molecular glue Genetic scissors DNA copier Protein builder
Q4. According to the Theory of Relativity, what is the relationship between mass and energy?

They are unrelated They are inversely proportional They are equivalent They are directly proportional
Q5. What is the process by which species evolve from a common ancestor but become increasingly different over time?

Convergent evolution Divergent evolution Co-evolution Parallel evolution
Q6. Which element has the atomic number 1 in the periodic table?

Hydrogen Oxygen Carbon Helium
Q7. The mass defect in a nucleus is responsible for its:

Chemical reactivity Electrical charge Binding energy Magnetic moment
Q8. What celestial body do stars form from?

Black holes Nebulae Comets Asteroids
Q9. What is the term used to describe the process of the Earth's climate becoming more extreme and unpredictable?

Climate stability Climate change Climate variability Climate consistency
Q10. A disease that is transmitted from animals to humans is known as:

Endemic Pandemic Zoonotic Epidemic
Q11. Which type of telescope uses mirrors to gather and focus light?

Refracting telescope Reflecting telescope Binoculars Microscope
Q12. The Periodic Law is a fundamental concept in the field of...

Chemistry Biology Physics Geology
Q13. The polarity of a molecule depends on both bond polarity and:

Bond strength Molecular geometry Number of lone pairs Bond length
Q14. According to Special Relativity, if two observers are moving relative to each other at a significant fraction of the speed of light, they will disagree on:

The laws of physics The speed of light The simultaneity of events The charge of an electron
Q15. Which of the following is a major source of plastic pollution in oceans?

Volcanic activity Atmospheric dust Improper waste disposal Solar radiation
Q16. Which of the following enzymes is crucial for the process of gene cloning and is often referred to as 'molecular scissors'?

DNA polymerase Reverse transcriptase Restriction endonuclease Ligase
Q17. Which of the following is a significant challenge in designing and operating ground-based radio telescopes?

Atmospheric absorption of radio waves Scattering of radio waves by dust particles Interference from man-made radio signals and natural celestial sources Chromatic aberration
Q18. A segment of DNA that codes for a specific trait is called a:

Allele Genotype Phenotype Gene
Q19. The atomic radius generally decreases across a period from left to right due to:

Increase in number of electron shells Decrease in effective nuclear charge Increase in effective nuclear charge Addition of neutrons
Q20. What is the primary advantage of a double-beam spectrophotometer over a single-beam spectrophotometer?

It is simpler to operate It compensates for fluctuations in the light source It has a wider spectral range It requires less sample

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