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प्रश्न
Mark the following statement as True or False. Correct the false statement.
Insects have spiracles on the lower surface of the body.
विकल्प
True
False
उत्तर
True
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संबंधित प्रश्न
What would be the consequences of a deficiency of haemoglobin in our bodies?
During heavy exercise, we get cramps in the legs due to the accumulation of ______.
Explain why, when air is taken in and let out during breathing, the lungs always contain a residual volume of air.
Describe the process of respiration in the following part of a plant:
Stem
Describe the process of respiration in the following part of a plant:
Leaves
Which of the following is known as the energy currency of the cells in biology?
One of the following animals does not use tracheae as the respiratory organs. This animal is:
Fill in the following blanks with suitable words:
The ___________ blood cells make antibodies whereas ___________ blood cells help in respiration.
Answer this question.
What are the holes on the sides of the body of insects called?
Name the body structure concerned with the given functional activity:
Protects the lungs from mechanical injury
Name the body structure concerned with the given functional activity:
Provides actual diffusion of respiratory gases in the lungs.
What is the normal percentage composition of gases in inspired and expired air respectively?
State one function of the following:
Ciliated epithelium lining the respiratory tract
Given below is an overall chemical reaction of a certain process:
C6H12O6→LacticAcid+2ATP+Heat enengy
Name one tissue in which this reaction occur.
Name the substances whose build-up in the muscles during vigorous physical exercise may cause cramps?
How does aerobic respiration differ from anaerobic respiration?
Breathing is a process that
- provides O2 to the body.
- breaks down food to release energy.
- helps the body to get rid of CO2.
- produces water in the cells.
Which of the following gives the correct combination of functions of breathing?
Match the correct answers with the type of respiration and respiratory substances.
| Respiration | Types of Substrates |
| A. Floating respiration | I. Proteins |
| B. Cytoplasmic respiration | II. Glucose |
| C. Protoplasmic respiration | III. Carbohydrates and fats |
Visit a local doctor. Learn about the harmful effects of smoking. You can also collect material on this topic from other sources. You can seek help of your teacher or parents. Find out the percentage of people of your area who smoke. If you have a smoker in your family, confront him with the material that you have collected.
