1.When you breathe in air enters the lungs. While when you breathe out, air leaves the lungs. What is the main muscle that aids in the passage of air into and out of the lungs? A diaphragm B heart C nose D. stomach

2. The right side of the heart collects oxygen-depleted blood from the body and transports it to the tungs for cleansing and re-oxygenation, which among the following best describes the process? A. breathing B the pulmonary loop C. pulse rate D. systemic loop

3. What are these sets of disorders that affect the heart and blood circulation in the body, causing physiological activities to become unbalanced? A. atherosclerosis B. cardiovascular disease C. heart attack D. hypertension

4. What is the term used to describe the state attained by the body. when the organs work together in a harmonious healthy condition? A, amalgamation B. health C. homeostasis D. imbalance

5. What is referred to as the expression of intermediate or blended features or traits in a heterozygous Individual? A. codominance B. incomplete dominance C. multiple alleles D. phenotypes

6. Applying the conditions of incomplete dominance, if a red flower (RR) is crossed to a white flower (WW) what is the probability of getting a pink flower? A. 0% B. 25% C. 50% D. 100%

7. Which among the following is an irreversible effect of both deforestation and water pollution on the environment? A. depletion of atmospheric CO2 levels B. extinction of species C. increase in renewable resources D. thinning of the ozone shield

8. What happens to the environmental impact when there is a spike in anthropogenic activity?





matinong sagot pls​