Transport in plants and animals.questions and answers
1. Explain the necessity of transport to plants and animals. Helps in making nutrients to move from one point to another in the body of an organism Helps in movement of respiratory gases i.e. oxygen and carbon IV oxide in the body of organism Transport helps in elimination of metabolic wastes from the body of the organism It helps in movement of hormones to their target organs It helps in movement of water in the body of an organism. It helps in movement of mineral salts from one part of an organism to another It helps in movement of enzymes in animals to their required site 2. Describe the structure and function of root hairs. Root hairs are found near the root tip They are cells with elongated finger-like projections which are in contact with soil particles They are permeable to water and mineral salts hence are used to absorb Water and mineral salts There large number offers a large surface area for absorption of water and mineral salts. 3 .State ways in which the root hairs are adap...