Post category:Biology MCQs Post comments:0 Comments What is needed as a source of energy for vital activities of the body? A. Iron B. Calcium C. Water D. Carbohydrates Read more articles Previous PostHemoglobin (Hb) is a protein that is found in the _____ of the blood. Next PostThe number of chambers in amphibians heart is? You Might Also Like The lifespan of White Blood Cells is ___ days. May 24, 2021 Polysaccharide cellulose is the building material of …. August 31, 2020 What is the largest organ in the human body? June 8, 2020 BIOLOGY has been derived from Greek word which means May 28, 2020 By which process plant releases water vapour? August 20, 2022 Sunken stomata are found in which of the following? November 25, 2020 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ