7. Q3. Find two words, one from each
group, that are the closest in meaning:
Group A Group B
talkative, job, ecstatic angry, wind, loquacious
1. Talkative and wind
2. Job and angry
3. Talkative and loquacious
4. Ecstatic and angry
19. Q9. Which conclusion follows from the
statements with absolute certainty?
None of the stamp collectors is an architect.
All the drones are stamp collectors.
A. All stamp collectors are architects
B. Architects are not drones
C. No stamp collectors are drones
D. Some drones are architects
25. Q12. Plotting to a photographer of a boy Suresh
said: “He is the son of the only son of my
mother”. How is Suresh related to that boy?
“He is the son of the only son of my
mother”
1. Brother
2. Uncle
3. Cousin
4. Father
36. Q2. Why the white blood corpuscles are
popularly called "soldiers of the body”?
A. Appear uniform
B. Defend the body
C. Disciplined
D. March at regular place
46. Q7. Gel electrophoresis is used for -----
A. Construction of recombinant DNA by joining with
cloning vectors
B. Cutting of DNA into fragments
C. Separation of DNA fragments according to their size
D. Isolation of DNA molecules
52. Q10. Why does DNA have a slight
negative charge?
A. Presence of phosphate group
B. Presence of phosphodiester bond
C. Presence of hydrogen bond
D. Presence of bases
54. Q11. Why does DNA have a slight
negative charge?
A. Presence of phosphate group
B. Presence of phosphodiester bond
C. Presence of hydrogen bond
D. Presence of bases
71. Q4. Who was the marine biologist and author
of Silent Spring who was one of the first people
to warn of the dangers of pesticides like DDT?
A. Marlin Perkins
B. Charles Darwin
C. Rachel Carson
D. Jacques Cousteau
73. Q5. What element, whose symbol derived
from the Latin for "liquid silver", has been
found in Egyptian tombs from 1500 B.C.?
A. Mercury
B. Iron
C. Gold
D. Silver
75. Q6. What wonder drug was used for three
years by the Army and Navy before becoming
available to the general public in 1944?
A. Erythromycin
B. Streptomycin
C. Penicillin
D. Amoxicillin
81. Q9. Roughly how long does it take for the
sun’s light to reach Earth – 8 minutes, 8
hours or 8 days?
A. 8 seconds
B. 8 minutes
C. 8 hours
D. 8 days