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 Lack of Iodine causes what disease mostly? June 28, 2020 The average adult has a blood volume of about ___ liters. May 23, 2021 Which Vitamin is also known as retinol? September 12, 2020 Xerophthalmia and Nightblindness are caused due to the deficiency of? September 14, 2020 Algae Are_____Colour, But They Do Not Have Roots______Leaves, Flowers And Fruits. May 6, 2022 Breaking down of hydrogen peroxide into oxygen and water is carried by August 26, 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