★ Nutrient Cycling Quiz
What is the biosphere?
A. all the air and gases on the planet
B. made up of living things
C. the non-living soil, rocks, and minerals of the Earth
D. the rivers, lakes, and oceans of the Earth
Select your answer:

Topics:
Measles and Hib Muscoskeletal System Life Processes - Digestion and Respiration Glucose in the Body Confusion, Dementia, & Alzheimers Disease HHB Immunology Skeletal System Homeostatic Imbalances Cell Structure and Function Neuron Structure Enzymes and Metabolic Pathways Molecular Genetics Contemporary Nutrition Issues Public Health and Genetic Disease Endocrine System Terms Blood CellsOther quiz:
Digestive System › Viewabsorbs water
A. small intestine
B. stomach
C. villi
D. large intestine
Cosmetology › View
A mature strand of human hair is divided into two principal parts known as the .
a. follicle and cuticle
b. hair root and follicle
c. hair shaft and follicle
d. hair root and hair shaft