Production of thyroxine requires: - Vidyadip

MCQ

Production of thyroxine requires:

A
Magnesium
✓
Iodine
C
Sodium
D
Bromine

✓

Answer

Correct option: B.

Iodine

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [I MARKS]" from Reaching the Age of Adolescence→Reaching the Age of Adolescence — all question types→Science STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

Match the following:

Column A		Column B
$(i)$	Wildlife sanctuary	$[A]$	Buffer zone
$(ii)$	Innermost zone of a biosphere	$[B]$	Transition zone
$(iii)$	Outermost one of a biosphere	$[C]$	Protection of wild animals
$(iv)$	Middle zone of a biosphere	$[D]$	Core zone

Direction: Read the given paragraph and answer the following questions. Two metal rulers of lengths $30\ cm$ and $60\ cm$ are kept in such a manner that a $30\ cm$ ruler extends about $15\ cm$ over the edge and a $60\ cm$ ruler extends about $30\ cm$ over the edge. Both the ends are flicked. Which of the following statements is correct regarding this?
$i.$ The metal ruler of length $30\ cm$ is able to vibrate slower.
$ii.$ The metal ruler of length $30\ cm$ produces a high pitch sound.
$iii.$ The metal ruler of length $60\ cm$ is able to vibrate faster.
$iv.$ The metal ruler of length $60\ cm$ produces a low pitch sound.

Loudness of sound is measured in units of:

The Government Agency responsible for purchasing grains from the farmers, safe storage and distribution is:

A device used to test whether an object is carrying charge or not is called $............$

The force exerted by our muscle is called

The structural and functional unit of life called cell was discovered by:

Friction always $.............$

Metals are generally $............$

Elephant is an: