lion are useful and harmful
It is not harmful. Also it is not useful
Television can be both harmful and useful for students. It can provide educational content, news, and entertainment. However, excessive screen time can lead to negative effects such as decreased physical activity, poor sleep patterns, and lower academic performance. It's important for students to find a balance and consume television content in moderation.
The changes talking place in our surroundings and which are useful to us are called Useful changes. The changes which are not useful but harmful are called Harmful changes
useful
i think its both harmful and useful
Ozone at ground level is harmful. It is useful in stratosphere as it protects us from harmful UV rays.
It is useful because we can breathe it.
useful for dieing (;
It is USeful
A carbohydrate can be useful or harmful depending on the type that is eaten. Good carbohydrates have fiber in them.
changes both harmful and useful