Answer:
Correct answer is (B) Plastic is made from petroleum oil
Explanation:
Drinking water from plastic bottle is harmful to human health because its releases chemicals elements which are dangerous to human blood.
B. Testicle, because it secretes hormones
Answer: According to the World Health Organization (WHO), 462 million people face health problems because of under-nutrition and another 1.9 billion people face health problems because of over-nutrition.
Explanation: 462 million adults are underweight around the world according to the World Health Organization (WHO) while 1.9 billion are overweight or obese. Undernutrition, includes 4 sub-forms: wasting, stunting, underweight, and deficiencies in vitamins and minerals. Wasting is low weight-for-height, stunting is low height-for-age and underweight is low weight-for-age. Overweight or obesity is when a person is too heavy for his or her height.
it pumps blood? but depending on which part of the heart it is located it could be oxygenated or deoxygenated blood