Chapter 4
Full Form of RNA.
What is ribonucleic acid?
Is ammonia an acid or an alkali?
Alkali.
What is the name of the largest volcano? And where is it found?
Olympus Mons, found on Mars.
What is the unit used to measure current?
Amps / Amperes.
What is a virus? (give detailed definition)
A virus is a tiny particle that can only be seen with an electron microscope. They are not alive like plants or animals, but can only reproduce inside the cells of living organisms.
Steel is made of _____ and _______.
Iron (Fe) and Carbon (C).
Which tectonic plate do we live on?
Indian plate.
The chemical symbol for magnesium.
Mg.
What is a Species? (give detailed definition)
A species is a group of living organisms that share similar characteristics and can breed with one another to produce offspring. All members of a species share common traits, but variations can occur within the same species.
What is Nitinol made of?
Nickel (Ni) and Titanium (Ti).
What is the speed of sound in water?
around 1500 m/s.
What are the parts of an ammeter?
Probes and Display.
What is the scientific name of a llama?
Lama glama.
Melting point of Tin (Sn).
What is the speed of sound in a vacuum?
0 m/s.
What is magnesium's state at room temperature?
Solid.
What is the scientific name of a male donkey? And if a male donkey is breed with a zebra what is the offspring.
Equus africanus asinus.
Zebroids: A hybrid of a zebra and another equine species, like a horse.
What is a substance that can cause a serious problem to your health called?
(Hint - Read thrice before answering)
Serious health hazard.
Why should you not connect an ammeter in a series circuit, and not a parallel circuit?
Ammeters have very low resistance. In parallel, most current would flow through the ammeter, not the circuit. This could damage the ammeter and give inaccurate readings. Whereas the series connection allows all current to flow through both the circuit and the ammeter.