Question

Give reasons for the following.

Growing crops is a man-made change, though the growth of plants is a natural change.

Answer 1

Growing crops is a man-made change:

• Changes that occur due to the action of human beings are called man-made changes. For example, the construction of bridges and roads.
• Similarly, when crops are grown in a specific manner under-maintained conditions by humans, which require sewing the seed, irrigation, and mixing fertilizers and pesticide, cultivation then it is known as man-made changes.

Growth of plants is a natural change:

• Changes that occur naturally are called as natural changes.
• Humans have no control over the occurrence of such changes. For example, germination of seed.
• Once suitable condition are available, seed grows naturally without human intervention.
• So, the growth of plants is an example of natural change,