Tiwari Academy Discussion

Yastika

Asked: February 18, 2021In: Class 11 Biology

Why is that in certain plants deficiency symptoms appear first in younger parts of the plant while in others they do so in mature organs?

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 6

Yastika

Asked: February 18, 2021In: Class 11 Biology

If a plant shows a symptom which could develop due to deficiency of more than one nutrient, how would you find out experimentally, the real deficient mineral element?

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 5

Yastika

Asked: February 18, 2021In: Class 11 Biology

Name at least five different deficiency symptoms in plants. Describe them and correlate them with the concerned mineral deficiency.

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 4

Yastika

Asked: February 18, 2021In: Class 11 Biology

Explain with examples: macronutrients, micronutrients, beneficial nutrients, toxic elements and essential elements.

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 3

Yastika

Asked: February 18, 2021In: Class 11 Biology

“All elements that are present in a plant need not be essential to its survival”. Comment.

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 1

Yastika

Asked: February 18, 2021In: Class 11 Biology

Why is purification of water and nutrient salts so important in studies involving mineral nutrition using hydroponics?

NCERT Solutions for Class 11 Biology Chapter 12 Mineral Nutrition Important Board Questions Mineral Nutrition NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 1

Abhayda

Asked: February 18, 2021In: Class 11 Biology

What causes the opening and closing of guard cells of stomata during transpiration?

NCERT Solutions for Class 11 Biology Chapter 11 Transport in Plants Important Board Questions Transport in Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 16

Abhayda

Asked: February 18, 2021In: Class 11 Biology

Explain pressure flow hypothesis of translocation of sugars in plants.

NCERT Solutions for Class 11 Biology Chapter 11 Transport in Plants Important Board Questions Transport in Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 15

Abhayda

Asked: February 18, 2021In: Class 11 Biology

Explain why xylem transport is unidirectional and phloem transport bi-directional.

NCERT Solutions for Class 11 Biology Chapter 11 Transport in Plants Important Board Questions Transport in Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 14

Abhayda

Asked: February 18, 2021In: Class 11 Biology

What essential role does the root endodermis play during mineral absorption in plants?

NCERT Solutions for Class 11 Biology Chapter 11 Transport in Plants Important Board Questions Transport in Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 13

Why is that in certain plants deficiency symptoms appear first in younger parts of the plant while in others they do so in mature organs?

If a plant shows a symptom which could develop due to deficiency of more than one nutrient, how would you find out experimentally, the real deficient mineral element?

Name at least five different deficiency symptoms in plants. Describe them and correlate them with the concerned mineral deficiency.

Explain with examples: macronutrients, micronutrients, beneficial nutrients, toxic elements and essential elements.

“All elements that are present in a plant need not be essential to its survival”. Comment.

Why is purification of water and nutrient salts so important in studies involving mineral nutrition using hydroponics?

What causes the opening and closing of guard cells of stomata during transpiration?

Explain pressure flow hypothesis of translocation of sugars in plants.

Explain why xylem transport is unidirectional and phloem transport bi-directional.

What essential role does the root endodermis play during mineral absorption in plants?

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