Science Group
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FBISE Biology
Answer: Endocrine glands secrete hormones that regulate growth, metabolism and other body functions.
Answer: Muscles contract and relax to produce movement of the body and its organs.
Answer: The reproductive system produces gametes and enables the continuation of the species.
Answer: The stomach is an organ of the digestive system where food is churned and partially digested.
Answer: Running involves coordinated action of muscles, skeleton, circulation and breathing to supply oxygen and remove carbon dioxide.
Answer: The cell is the basic structural and functional unit of all living organisms.
Answer: An organ system is a group of organs performing a coordinated set of related functions.
Answer: Phloem transports prepared food (sugars) from leaves to all parts of the plant.
Answer: Collenchyma has thickened cell corners that provide flexible support to young growing stems.
Answer: Aerenchyma is parenchyma containing large intercellular air spaces that help aquatic plants float.
Answer: Ligaments are strong, slightly elastic bands that connect bone to bone and hold joints together.
Answer: Cartilage is a flexible connective tissue found at joints and in the nose and ears.
Answer: The heart is an organ because it is made of several tissues working together to pump blood.
Answer: The excretory system, mainly the kidneys, removes metabolic wastes and excess water as urine.
Answer: On the basis of position, meristematic tissues are classified as apical, intercalary and lateral meristems.
Answer: Cardiac muscle in the heart wall contracts rhythmically to pump blood.
Answer: Smooth muscle is present in the walls of blood vessels and other hollow internal organs.
Answer: Impulses enter through dendrites, pass through the cell body and leave along the axon.
Answer: The axon is a long single process that conducts impulses away from the cell body to other neurons or muscles.
Answer: Nervous tissue shows irritability, responding to stimuli and conducting signals rapidly.