1.What is a ozone and how does it affects any ecosystem?
2. How can you help in reducing the problems of waste disposal? Give any two
methods.
Answers
1. Ozone is a form of oxygen. It has the molecular formula O3. It is present at a higher
level in the atmosphere. It protects the ecosystem from the harmful effects of
ultraviolet rays coming from the Sun. UV rays may cause skin cancer, cataract to us.
2. The following measures can be adopted for reducing the problem of waste disposal:
(i) Reduce the volume of wastes by burning in incinerator.
(ii) Produce compost and biogas from biodegradable waste.
✨Hope it's helpful for you
Answer:
Q 1
ozone is a molecule formed by 3 oxygen atoms.
Ozone is present in the stratosphere shieding the earth's surface from the harmful UV rays by absorbing it.
Ozone may affect the ecosysytem in following ways:
1.If this layer gets depleted, the UV rays can cause cancer in human beings and also some plants and animals.
2. The UV rays may affect the plants and destroy the vegetation.
Q2 We can help in reducing the problem of waste disposal by these methods:
→ By separating biodegradable substances from non-biodegradable substances.
→ By reducing, reusing and recycling non-biodegradable substances.