Correct answer
B. 3
Explanation
Octopuses have three hearts; a systemic heart that circulates blood round the body and two branchial hearts that pump it through each of the two gills.
In the Composition of the earth, Aluminum is _______________?
In human, Which body part develop first ?
The valency of carbon Atom is __________ ?
Japan is called ‘Land of the rising sun’ because:
What does A1C measure in the blood test?
What is the name of newsly discovered galaxy which may be the earliest and most distant galaxy ever discovered in April 2022?