5.1 Nutrients
It is needed for metabolic reaction, digestion, excretion and transportation in the body.
Water
List out 4 minor nutrients.
Vitamins C and D, Minerals Iron and Calcium, Water
Define growth
Human have endoskeleton or exoskeleton
Endoskeleton
List out the 4 main types of components in blood.
Plasma, red blood cell, white blood cells, and platelets
Two nutrients help in energy release and energy storage for the body cells. What are those?
Carbohydrates and fats
What are the second largest group of food types in the Food Groups/Pyramid?
Vegetables and fruits
Define development
Specialization of cells to have adapted characteristics becomes specific systems in the body.
Give 2 examples of hinge joints
fingers, knees, elbows, and toes
List 2 examples of dissolved substances in the plasma.
carbon dioxide, glucose, water, mineral salt, and enzymes, plasma also contains important components. These include antibodies, clotting factors, and the proteins albumin and fibrinogen.
This nutrient helps in making keratin and antibody.
Protein
We should not overeat of _________________
Sugar, fat, oil.
Some young children do not get enough protein in their diet. Explain why they may not grow well.
Protein is needed for cell division, and growth
Give 2 examples of ball-and-socket joints
Shoulder, hip
3 words about DDT.
Insecticides.
Kill insects.
Also kill insects that are not harmful to the crop.
What test can be used to test the presence of starch in the food?
Iodine Test
What are the food groups located on the third level from the bottom of the food pyramid?
Explain the development stages of baby.
Zygote Embryo Fetus
What is the term used for one muscle contract, and one muscle relax.
Antagonistic muscle
Bioaccumulation vs biomagnification.
Bioaccumulation is the buildup of absorbed chemicals in an organism over time. Biomagnification is the increase in concentration of these chemicals in each organism up the food chain.
Explain Anemia.
Anemia occurs due to lack of iron intake. If you have anemia, your body does not get enough oxygen-rich blood. The lack of oxygen can make you feel tired or weak. You may also have shortness of breath, dizziness, headaches, or an irregular heartbeat.
What is the best source of carbohydrates for your diet?
starchy vegetables (white and sweet potatoes, peas, corn), legumes (beans, lentils), and whole grains.
Explain how to maintain a healthy life
Exercise, avoid from smoking, healthy diet
The muscles get the energy by __________________ ___________________.
Aerobic respiration
Give one other example of insecticides.