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a. What is adaptation?
b. What are the causes and symptoms of ‘Altitude sickness’ ?
c. What is ‘Brood Parasitism’ ? Give an example.

Answer
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Hint: Adaptation usually means a 'feature' (a trait) that helps associate degree animals or plants survive.

Complete Answer:
a. Adaptation is that the organic process or biological process wherever an associate degree organism becomes higher suited to its environment. This method takes place over several generations.It is one amongst the essential phenomena of biology. An associate degree example is the adaptation of horses' teeth to grinding grass. Grass is their usual food; it wears the teeth down, however horses' teeth still grow throughout life. Horses even have custom-made to run quick, that helps them to flee their predators, like lions.

b. The causes of Altitude Sickness are:
- At higher elevations, the quantity of gas molecules per breath decreases.
- Rising to a high altitude while not acclimatizing will cause fluid to create up within the lungs and brain.
- The main causes are rising to an excellent height too quickly or staying at that height for too long.

The severity of Altitude Sickness symptoms depends on many factors, including:
- The age, weight, pressure, and general fitness of a person.
- Symptoms of hypoxia embrace weakness, sleepiness, and lack of appetency.
- The primary symptom of hypoxia may be a headache.

c. Brood parasitism mutuality could be a condition within which some species of birds thrive by feeding their eggs within the care of different birds because of similarities in physical options. For instance, cuckoo leaves its eggs within the platform. This cuckoo egg hatches and matures for a few amounts of your time within the platform and so flies away.

Note: Altitude ill health refers to a gaggle of syndromes that result from drive. High-altitude illness, or sickness, is a condition that can occur when your body doesn't get enough oxygen.