Class 11 Biology

Idhika

Asked: February 21, 2021In: Class 11 Biology

Give comparison between the following: (a) C₃ and C₄ pathways (b) Cyclic and non-cyclic photophosphorylation (c) Anatomy of leaf in C3 and C4 plants

NCERT Solutions for Class 11 Biology Chapter 13 Photosynthesis in Higher Plants Important Board Questions Photosynthesis in Higher Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 9

Idhika

Asked: February 21, 2021In: Class 11 Biology

Look at leaves of the same plant on the shady side and compare it with the leaves on the sunny side. Or, compare the potted plants kept in the sunlight with those in the shade. Which of them has leaves that are darker green? Why?

NCERT Solutions for Class 11 Biology Chapter 13 Photosynthesis in Higher Plants Important Board Questions Photosynthesis in Higher Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 7

Idhika

Asked: February 21, 2021In: Class 11 Biology

Why is the colour of a leaf kept in the dark frequently yellow, or pale green? Which pigment do you think is more stable?

NCERT Solutions for Class 11 Biology Chapter 13 Photosynthesis in Higher Plants Important Board Questions Photosynthesis in Higher Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 6

Idhika

Asked: February 21, 2021In: Class 11 Biology

Suppose there were plants that had a high concentration of Chlorophyll-b, but lacked chlorophyll-a, would it carry out photosynthesis? Then why do plants have chlorophyll-b and other accessory pigments?

NCERT Solutions for Class 11 Biology Chapter 13 Photosynthesis in Higher Plants Important Board Questions Photosynthesis in Higher Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 5

Idhika

Asked: February 21, 2021In: Class 11 Biology

RuBisCo is an enzyme that acts both as a carboxylase and oxygenase. Why do you think RuBisCo carries out more carboxylation in C₄ plants?

NCERT Solutions for Class 11 Biology Chapter 13 Photosynthesis in Higher Plants Important Board Questions Photosynthesis in Higher Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 4

Insith

Asked: February 21, 2021In: Class 11 Biology

By looking at which internal structure of a plant can you tell whether a plant is C₃ or C₄? Explain.

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 : 2

Insith

Asked: February 21, 2021In: Class 11 Biology

By looking at a plant externally can you tell whether a plant is C₃ or C₄? Why and how?

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

What are the steps involved in formation of a root nodule?

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 : 9

Yastika

Asked: February 18, 2021In: Class 11 Biology

What are the conditions necessary for fixation of atmospheric nitrogen by Rhizobium. What is their role in N₂ -fixation?

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 : 8

Yastika

Asked: February 18, 2021In: Class 11 Biology

How are the minerals absorbed by the plants?

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 : 7

Category: Class 11 Biology

Give comparison between the following: (a) C₃ and C₄ pathways (b) Cyclic and non-cyclic photophosphorylation (c) Anatomy of leaf in C3 and C4 plants

Look at leaves of the same plant on the shady side and compare it with the leaves on the sunny side. Or, compare the potted plants kept in the sunlight with those in the shade. Which of them has leaves that are darker green? Why?

Why is the colour of a leaf kept in the dark frequently yellow, or pale green? Which pigment do you think is more stable?

Suppose there were plants that had a high concentration of Chlorophyll-b, but lacked chlorophyll-a, would it carry out photosynthesis? Then why do plants have chlorophyll-b and other accessory pigments?

RuBisCo is an enzyme that acts both as a carboxylase and oxygenase. Why do you think RuBisCo carries out more carboxylation in C₄ plants?

By looking at which internal structure of a plant can you tell whether a plant is C₃ or C₄? Explain.

By looking at a plant externally can you tell whether a plant is C₃ or C₄? Why and how?

What are the steps involved in formation of a root nodule?

What are the conditions necessary for fixation of atmospheric nitrogen by Rhizobium. What is their role in N₂ -fixation?

How are the minerals absorbed by the plants?

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