1.
An interest in aeronautics
Correct Answer
A. Flying
Explanation
The given answer "flying" is the correct answer because having an interest in aeronautics implies a fascination with aircraft and the act of flying. This interest can encompass various aspects such as piloting, aviation engineering, or even the history of flight. It suggests a passion for the mechanics and dynamics of flight, as well as a desire to explore the skies and experience the thrill of being airborne.
2.
The cost of antibiotics
Correct Answer
D. Medicine
Explanation
Medicine is the correct answer because antibiotics are a type of medication used to treat bacterial infections. Antibiotics are a crucial component of modern medicine, as they help to fight and prevent infections, saving countless lives. The cost of antibiotics is an important consideration in healthcare, as it affects accessibility and affordability for patients. Therefore, medicine is the most relevant and appropriate category for antibiotics in the given options.
3.
With hydraulic pressure
Correct Answer
B. Liquid
4.
A view at the planetarium
Correct Answer
C. Room for viewing stars
Explanation
The correct answer is "room for viewing stars" because a planetarium is a place where people can go to observe and learn about celestial objects such as stars, planets, and galaxies. It is typically a large room with a domed ceiling onto which images of the night sky are projected. Visitors can sit and watch as the stars and other celestial objects move across the dome, creating a realistic simulation of the night sky. Therefore, a room for viewing stars is the most appropriate option among the given choices.
5.
The rate of respiration
Correct Answer
B. Breathing
Explanation
Breathing is the correct answer because respiration refers to the process of inhaling oxygen and exhaling carbon dioxide. Breathing is the physical action that allows this process to occur in living organisms. Eating, sleeping, and working may also affect the rate of respiration indirectly, but breathing directly controls the intake and release of gases necessary for respiration.
6.
The erosion of hope
Correct Answer
C. Wearing away
Explanation
The correct answer is "wearing away" because erosion refers to the gradual process of wearing away or breaking down of something, such as soil or rock, due to natural forces like wind or water. In this context, the erosion of hope suggests that hope is slowly diminishing or being worn down over time.
7.
A parasitic being
Correct Answer
A. Dependent
Explanation
The correct answer is "dependent" because a parasitic being relies on another organism for its survival and derives benefits at the expense of the host organism. It cannot survive on its own and is therefore dependent on the host for sustenance.
8.
A photogenic man
Correct Answer
D. Attractive
Explanation
The given correct answer is "attractive." This suggests that the man in question is visually appealing or pleasing to look at.
9.
A small automaton
Correct Answer
A. Robot
Explanation
The correct answer is "robot" because a robot is a small automaton or machine-like person that is programmed to perform specific tasks. It is not a free-spirited person or a problem, but rather a mechanical device that operates automatically.
10.
A review of the agenda
Correct Answer
A. Things to be done
Explanation
The given answer "things to be done" accurately describes the content of a review of the agenda. When reviewing an agenda, one typically looks at the tasks or items that need to be completed or addressed. This can include discussing upcoming events, projects, or any other tasks that need attention. Therefore, "things to be done" is a concise and appropriate explanation for the given answer.