Q1-5. From the sentences given below, choose the right option to fill in the blank.
1. The twins’ heredity and upbringing were identical in nearly every respect, yet one child remained unfailingly sanguine even in times of stress while her sister was prone to angry outbursts that indicated an exceptionally choleric ___.
a. genotype
b. environment
c. physiognomy
d. temperament
EXPLANATION
d. temperament
2. Science and religion each have core tenets that are considered ___; however, because some scientific tenets are in conflict with some religious ones, these tenets cannot all be correct.
a. historic
b. axiomatic
c. disputable
d. ubiquitous
EXPLANATION
b. axiomatic
3. George was a mercurial character; one moment he was optimistic about his prospects, and the next he was ____.
a. immoral
b. hopeful
c. witty
d. morose
EXPLANATION
d. morose
4. Researchers interested in the nature versus nurture debate use identical twins who were separated at birth to explore which personality characteristics are ____ and which arise through experience.
a. intractable
b. nascent
c. erudite
d. innate
EXPLANATION
d. innate
5. The fuel efficiency of most vehicles traveling at speeds greater than 50 miles per hour __ as the vehicle’s speed increases, due to the increased aerodynamic drag placed on the vehicle.
a. equalizes
b. adapts
c. stabilizes
d. diminishes
EXPLANATION
d. diminishes
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