science

Grade-4-

Easy

Question

Plants respond to water by

Growing their roots towards the water source.
Growing their stem towards the water source.
Growing their roots away from the water source.
Growing their leaves towards the water source.

hint Hint:

Which parts takes up water?

The correct answer is: Growing their roots towards the water source.

The correct option is a)Growing their roots towards the water source.
The growing of roots towards water source is called hydrotropism. Plants can sense water by the change in the water potential gradient and then the root elongates in the same direction.

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Plants respond to water by

Growing their roots towards the water source.Growing their stem towards the water source.Growing their roots away from the water source.Growing their leaves towards the water source.

Which parts takes up water?

The correct answer is: Growing their roots towards the water source.

The correct option is a)Growing their roots towards the water source.The growing of roots towards water source is called hydrotropism. Plants can sense water by the change in the water potential gradient and then the root elongates in the same direction.

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Growing their roots towards the water source.
Growing their stem towards the water source.
Growing their roots away from the water source.
Growing their leaves towards the water source.

The correct option is a)Growing their roots towards the water source.
The growing of roots towards water source is called hydrotropism. Plants can sense water by the change in the water potential gradient and then the root elongates in the same direction.