1.
Goitre is a deficiency disease, caused by a lack of _________?
Correct Answer
B. Iodine
Explanation
Goitre is a deficiency disease caused by a lack of iodine. Iodine is an essential mineral that is required for the production of thyroid hormones. When there is a deficiency of iodine in the diet, the thyroid gland enlarges in an attempt to produce more hormones. This enlargement of the thyroid gland is known as goitre. Therefore, the correct answer is iodine.
2.
To test whether a food contains vitamin C, we use ________
Correct Answer
DCPIP
Explanation
DCPIP is a chemical compound that is commonly used to test for the presence of vitamin C in food. It works by changing color when it reacts with vitamin C, allowing us to visually determine its presence. This test is based on the fact that DCPIP is blue in its oxidized form but turns colorless when it reacts with vitamin C, indicating that the food contains vitamin C. Therefore, DCPIP is a reliable indicator for testing the presence of vitamin C in food.
3.
Which of these is not a source of Vitamin C?
Correct Answer
D. Olives
Explanation
Chilli peppers have the highest Vitamin C content per 100g than any other food.
Olives DO NOT CONTAIN ANY VITAMIN C, but they do contain other vitamins, as highlighted on this website http://www.livestrong.com/article/374665-what-vitamins-do-cucumbers-olives-have/
4.
Which of these can muscles do? (select multiple boxes if applicable)
Correct Answer
B. Pull bones at joints
Explanation
Muscles cannot push a bone.
5.
YOUR ________ SUPPORTS YOUR BODY AND PROTECTS DELICATE ORGANS.
Correct Answer
skeleton
Skeleton
SKELETON
Bone
bone
BONE
Explanation
The skeleton is the correct answer because it is the framework that supports the body and provides protection for delicate organs. It is made up of bones, which provide structure and support for the body, allowing it to stand upright and move. The skeleton also protects organs such as the heart, lungs, and brain from injury.
6.
Amphetamines are illegal drugs
Correct Answer
A. True
Explanation
Amphetamines are indeed illegal drugs. They are classified as controlled substances due to their high potential for abuse and addiction. These drugs stimulate the central nervous system and can have various effects on the body, including increased energy, alertness, and euphoria. However, they also carry significant health risks and can lead to serious physical and psychological dependence. Due to these dangers, the production, sale, and possession of amphetamines are prohibited by law in most countries.
7.
Cigarettes contain alcohol, which is an addictive drug.
Correct Answer
B. False
Explanation
Cigarettes contain nicotine.
8.
Overdose of paracetamol, can damage the lungs
Correct Answer
B. False
Explanation
Overdose can damage the liver
9.
There are three types of drugs: medicinal, ________ and illegal. (CASE SENSITIVE)
Correct Answer
recreational
Recreational
Explanation
The given correct answer for the question is "recreational, Recreational". The word "recreational" fits perfectly in the sentence as it is one of the three types of drugs mentioned. It refers to drugs that are used for enjoyment or pleasure rather than for medical purposes. The word "Recreational" is the same word, but with the first letter capitalized. Both versions are correct, but the answer is case sensitive, so both "recreational" and "Recreational" are accepted as correct answers.
10.
Some people are allergic to penicillin
Correct Answer
A. True
Explanation
Some people are allergic to penicillin. This statement is true because penicillin is a common antibiotic that can cause allergic reactions in certain individuals. Allergies to penicillin can range from mild skin rashes to severe anaphylactic reactions, which can be life-threatening. It is important for healthcare providers to be aware of a patient's penicillin allergy to avoid prescribing this medication and to choose alternative antibiotics when necessary.
11.
Gas exchange takes place in which part of the lungs?
Correct Answer
A. Alveoli
Explanation
Gas exchange takes place in the alveoli of the lungs. The alveoli are small, thin-walled sacs that are surrounded by capillaries. Oxygen from the inhaled air diffuses through the walls of the alveoli and into the bloodstream, while carbon dioxide, a waste product of cellular respiration, diffuses from the bloodstream into the alveoli to be exhaled. This exchange of gases allows for the oxygenation of the blood and the removal of carbon dioxide, enabling the body to properly oxygenate tissues and remove waste products.
12.
The seven types of nutrients are: proteins, carbohydrates, sugars, fats, minerals, fibre and vitamins
Correct Answer
B. False
Explanation
Sugar is not one of the seven types of nutrients. This should be replaced with 'water' which is an essential nutrient.
13.
In less than 150 words, what is Obesity? - Mention:
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What is it?
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How it occurs?
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What percentage of 15 year olds, are obese?
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Health effects?
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Why is it less of a problem in Kenya than USA?