The comprehensive approach in SCERT Class 6 Basic Science Textbook Solutions Chapter 9 Better Lifestyle for a Brighter Tomorrow Important Questions ensure conceptual clarity.
Better Lifestyle for a Brighter Tomorrow Extra Questions and Answers Class 6 Basic Science Chapter 9 Kerala Syllabus
Better Lifestyle for a Brighter Tomorrow Class 6 Important Questions
Question 1.
Observe the information given in the table.
| BMI | Physical condition |
| (a) Below 18.5 | (i) Normal weight |
| (b) 18.5 – 24.9 | (ii) Underweight |
| (c) 25 – 29.9 | (iii) Obesity (First stage) |
| (d) 30 – 34.9 | (iv) Overweight |
Which of the following is correct based on the information given in the table.
A. a-ii, b-i, c-iv, d-iii
B. a-ii, b-i, c-iii, d-iv
C. a-i, b-ii, c-iv, d-iii
D. a-iii, b-ii, c-iv, d-i
Answer:
A. a-ii, b-i, c-iv, d-iii
Question 2.
Anu has a weight of 55 kg and a height of 163cm, and Manu weighs 25 kg and has a height of 120 cm
(a) Give the method used to check the growth?
(b) Which of these children has proper grow th?
(c) Write about the physical condition of Manu?
(d) What is the solution for underweight?
Answer:
(a) One of the methods to check grow th is Body Mass Index (BMI).
BMI = \(\frac{\text { Weight }(\mathrm{kg})}{\text { Height }(\text { metre }) \times \text { Height }(\text { metre })}\)
(b) Anu
(c) Underweight
(d) To overcome underweight:
- Eat nutritious and balanced food regularly.
- Include milk, eggs, pulses, fruits, vegetables, nuts, etc.
- Avoid skipping meals.
Question 3.
Examine the given statement and the reason for it.
Statement: Obesity is a condition in which body weight increases above normal.
Reason: Excessive consumption of sugar, salt, oil, ghee, and fat, along with a lack of exercise, leads to obesity.
By examining the statement and the reason, find out which of the following is correct.
A. Statement and reason are correct
B. Statement and reason are incorrect
C. Statement is correct, and reason is incorrect
D. Statement is incorrect, and reason is correct
Answer:
A. Statement and reason are correct
Question 4.
Which of the following is a good habit?
A. Eating on time
B. Eating the same food items regularly
C. Eating frequently
D. Eating very little food
Answer:
A. Eating on time
Question 5.
Observe the picture given below.
(a) What are the problems with eating only these food items regularly?
(b) What habits should be adopted to maintain a healthy lifestyle?
Answer:
(a) Obesity and Overweight
Type 2 Diabetes
Nutrient Deficiencies
Risk of heart attacks, strokes, and hypertension,
(b) Drink adequate amounts of water daily
Replace fried and processed items with meals rich in fruits, vegetables, whole grains, and lean proteins
Regular Exercise
Adequate Sleep
Question 6.
(a) Find out the activities that provide exercise for the body.
Playing Chess, Playing shuttle badminton. Swimming, Dancing, Playing video games, Playing Football, and Engaging in agricultural activities.
Answer:
Playing shuttle badminton. Swimming, Dancing, Playing Football, and engaging in agricultural activities,
(b) What are the benefits of exercising?
Answer:
Improves physical fitness and strength
Helps maintain a healthy body weight
Enhances heart and lung function.
Reduces stress and improves mood.
Question 7.
Look at the habits of two children.
Uses mobile phone for a long time Goes to bed early and at night. Sleeps very late. has sound sleep.
(a) What are the benefits of sound sleep at night?
Answer:
The body gets proper rest.
- Damaged cells repair themselves.
- Muscles relax.
- Breathing, heartbeat and digestion slow down, helping the body recover
(b) W hat are the health issues caused by excessive use of mobile phones?
Answer:
Insufficient sleep
Vision problems Body weight gain Loss of appetite
(c) Name the sleep hormone?
Answer:
Melatonin
(d) Sleeping during the day is not a compensation for the loss of sleep at night. Why?
Answer:
The body produces melatonin (the sleep hormone) only at night in darkness. Melatonin production drops in the morning due to light, which wakes us up. Daytime sleep does not give the same deep rest as night sleep.
Question 8.
Observe the pictures
What is the main difference between playing football and playing chess, in terms of physical activity and health benefits?
Answer:
Football is an outdoor, physically intensive game that benefits cardiovascular health, muscle strength, and stamina.
Chess is an indoor, mental game that primarily benefits cognitive function, concentration, and strategic thinking, with minimal physical benefit.
Question 9.
Complete the table given below.
| Condition | Cause |
| Diabetes | (a) |
| Blood Pressure | Excess salt intake |
| Cholesterol | (b) |
Answer:
(a) Increase in blood sugar level
(b) Eating too much fried & fatty food
Question 10.
Choose the correct statement from the options given below.
A. Insulin controls the sugar level in the blood.
B. HDL is bad cholesterol.
C. High BP can be controlled by reducing salt intake.
D. Fried foods help increase good cholesterol.
Answer:
A and C
Question 11.
(a) What is blood pressure?
Answer:
Blood pressure is the pressure exerted on the walls of blood vessels as blood flows through them.
(b) What is the normal blood pressure of adults?
Answer:
120/80 mmHg
(c) Name two causes of abnormal blood pressure.
Answer:
Smoking, obesity and excessive salt intake can cause abnormal blood pressure.
(d) Write one measure to control BP.
Answer:
Reduce the use of salt in food.
Question 12.
(a) What is the ideal total cholesterol level?
Answer:
Below 200 mg/dL.
(b) Name the two types of cholesterol.
Answer:
Good cholesterol (HDL)
Bad cholesterol (LDL)
(c) What problems can excess LDL cholesterol cause?
Answer:
Blocks blood vessels Leads to a heart attack Harms the liver
(d) Mention two ways to increase good cholesterol (HDL).
Answer:
Regular exercise
Eating foods like sardines, mackerel, leafy vegetables, pulses, and walnuts
Question 13.
Observe the picture.
(a) Why is age “not a factor” for diabetes?
Answer:
Because diabetes can occur at any age. even in children or young people.
(b) What is the normal blood glucose level in 100 ml of blood?
Answer:
70-100 mg.
(c) Name the hormone that controls blood sugar level.
Answer:
Insulin is a hormone produced by the pancreas that controls the glucose level in the blood.
(d) List any four symptoms of diabetes.
Answer:
Frequent urination
High appetite
Extreme thirst
Delayed healing of wounds
(e) What does a fasting blood sugar level of 170 mg/di. indicate?
Answer:
It indicates a high blood sugar level, showing the person may have diabetes.
Question 14.
(a) The health issues caused by smoking, alcoholism and substance use are more dreadful than the health problems caused by an unhealthy lifestyle. Write any one physical, mental and social problems caused by these.
Answer:
Physical problems: Immunity of the body decreases.
Mental problems: Causes anxiety and depression
Social problems: Keeps distance from friends and family members
Drugs Destroy Life – Say NO
(b) Prepare a poster on the theme: “Say NO to Drugs.”
Answer:
Question 15.
(a) Explain Type 1 and Type 2 diabetes.
Answer:
Type 1 diabetes: The pancreas does not produce insulin. It occurs mostly in children. Lifelong insulin injections are needed.
Type 2 diabetes is a condition in which the body is unable to use the insulin produced or produces insufficient insulin.
(b) Mention one way to control Type 2 diabetes.
Answer:
Do regular physical exercise.
Eat a balanced diet and avoid fried items.