Excessive amount of ____ is secreted from the walls of bronchi and bronchioles of trachea during Asthma.
WBBSE
Class X
Life Science
05 (b) Environmental Pollution
1 Marks
2024
Excessive amount of mucus is secreted from the walls of bronchi and bronchioles of trachea during Asthma.
Explanation:
Asthma is a respiratory condition marked by inflammation and narrowing of the airways. During an asthma attack, the lining of bronchi and bronchioles secretes excessive mucus, which further blocks the air passages and makes breathing difficult.
Related Questions
More WBBSE Easy level questions
1/12
Q.
Among the following four terms, one includes the other three. Find it out and write...
A.
Bronchitis includes the other three terms. Explanation: Bronchitis is an inflammation of...
Q.
What might be the environmental causes behind asthma?
A.
Asthma can be caused by environmental factors such as air pollution, dust,...
Q.
Write an example of a proteolytic enzyme.
A.
Trypsin is an example of a proteolytic enzyme. Explanation: Proteolytic enzymes help...
Q.
Give an example of an ornithophilous (bird-pollinated) flower.
A.
Example – Shimul or Mango. Explanation: Ornithophilous flowers are pollinated by birds...
Q.
Write one function of collenchyma tissue
A.
Collenchyma tissue provides mechanical support and elasticity to plant organs. Explanation: The...
Q.
What is the function of lysosome?
A.
Lysosome helps in intracellular digestion by containing digestive enzymes. Explanation: Lysosomes act...
Q.
Write one feature of connective tissue.
A.
Connective tissue connects different tissues and organs of the body and provides...
Q.
One of the environmental problems of Sunderbans is imbalance in prey – predator number —...
A.
Imbalance in Prey–Predator Number in Sundarbans One of the major environmental problems...
Q.
What environmental problems can originate if the concentration of different greenhouse gases polluting air increases...
A.
An increase in greenhouse gases causes global warming, leading to climate change,...
Q.
In DNA, which of the following base pairs is correct? (a) A—T (b) A—T (c)...
A.
(a) A—T Explanation: According to base pairing rules in DNA, adenine (A)...
Q.
Compare the steps of mitosis in plant cells and animal cells and select which are...
A.
(b) II, IV Explanation: In plant cells, cytokinesis happens by cell plate...
Q.
Which of the following statements is NOT correct? (a) Fibrin helps in blood clotting. (b)...
A.
(c) Insulin increases the level of glucose in blood. Explanation: According to...