Question

if the roots of a plant are growing towards nitrate concentration region of the soil it is.
a) phototropism. b) hydrotropism. c)thigmotropism. d) chemotropism​

Answer 1

Explanation:

it is chemotropism .because nitrate concentration reason contains chemical .

show option d is correct

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Answer 2

If the roots of the plants are growing towards nitrate concentrated region of the soil , then it is  Chemotropism.

Explanation:

• Chemotropism in the plants led to the growth of pollen tubes towards the ovules and thus helps in fertilization of plants and helps in reproduction process.

• The growth of a plant part due to chemical stimulus is known as chemotropism 'Chemotropism is growth of organisms such as bacteria and plants, navigated by chemical stimulus from outside of the organism or organism's part.  

• An example is the growth of a pollen tube down the style during fertilization in response to the presence of sugars in the style. "chemotropism."

Learn more about chemotropism

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