Q371: Opening and closing of stomata is also regulated by ___?
Q372: Root hair is long, thin and tubular structure, it increases surface area which increases the _____?
Q373: In flowering plants xylem is made up of ____ types of tissues.
Q374: Loss of internal water of plant in the form of vapours from aerial parts of plants is called?
Q375: Each gram fat supplies the body with about ______ calories.
Q376: Carbohydrates which digested quickly are called?
Q377: High solubility of fertilizers also degrades ecosystem through _____?
Q378: Fertilizers are substances containing chemical elements such as manure or mixture of ______?
Q379: Nutrients that are needed in the highest concentration called?
Q380: Living organisms which derive their food from dead and decaying organic materials called?