Biology
Study the pictures given below of the two main categories of wastes and answer the questions:
(i) Identify the categories of wastes in (A) and (B).
(ii) Which of the above category of wastes can be used to prepare compost?
(iii) Mention one control measure to manage the waste of category (B).
Related Questions
The picture below shows a campaign recently started by the Indian Government.
(i) When was this campaign launched ?
(ii) Mention the chief objectives of this campaign.
The figure given below shows a kind of pollution. Study the figure and answer the following questions.
(a) Define the kind of pollution shown here.
(b) Name two types of the kind of pollution shown here.
(c) Write two main sources of above mentioned pollution with one example each.
(d) Write two points to control the given pollution.
Study the figure shown here and answer the following questions.
(a) Identify the kind of pollution and define it.
(b) Mention four main sources of the pollution.
(c) Write two harmful effects of the above-mentioned pollution for the living organisms.
Pollution is on the rise due to a rapid increase in the number of automobiles and buildings. All of these release a large amount of harmful gases and particulate pollutants in the atmosphere which react with atmospheric moisture and produce various kinds of acidic gases.
(i) Mention two main gases which are emitted from the industries into the atmosphere.
(ii) What are the two main acids produced in the atmosphere when poisonous gases combine with the atmospheric moisture ?
(iii) Write two harmful effects of acid rain.