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HSC Science (General) इयत्ता ११ वी - Maharashtra State Board Question Bank Solutions for Biology

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Biology
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Answer the following question.

In a road accident, Moses fractured his leg. One of the passers-by tied a wooden plank to the fractured leg while Moses was rushed to the hospital. Was this essential? Why?

[16] Skeleton and Movement
Chapter: [16] Skeleton and Movement
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Answer the following question.

Sprain is more painful than fracture. Why?

[16] Skeleton and Movement
Chapter: [16] Skeleton and Movement
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The head and tail of chlorophyll are made up of ______.

[12] Photosynthesis
Chapter: [12] Photosynthesis
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C4 pathway is also called as dicarboxylation pathway because ______.

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

What are the steps that are common to C3 and C4 photosynthesis?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

Why are plants that consume more than the usual 18 ATP to produce 1 molecule of glucose favoured in tropical regions?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

In C-4 plants, why is C-3 pathway operated in bundle sheath cells only?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

What would have happed if C-4 plants did not have Kranz anatomy?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

Why does RuBisCO carry out preferentially carboxylation than oxygenation in C4 plants?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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How can you identify whether the plant is C3 or C4? Explain/Justify.

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

In C4 plants, bundle sheath cells carrying out the Calvin cycle are very few in number. Then also, C4 plants are highly productive. Explain.

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

What is the functional significance of Kranz anatomy?

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Correct the pathway and name it.

[12] Photosynthesis
Chapter: [12] Photosynthesis
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Answer the following question.

Doctors say Mr. Shaikh is suffering from urolithiasis. How it could be explained in simple words?

[15] Excretion and Osmoregulation
Chapter: [15] Excretion and Osmoregulation
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Answer the following question.

John has two options as a treatment for his renal problem: Dialysis or kidney transplants. Which option should he choose? Why?

[15] Excretion and Osmoregulation
Chapter: [15] Excretion and Osmoregulation
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Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

[15] Excretion and Osmoregulation
Chapter: [15] Excretion and Osmoregulation
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Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

[15] Excretion and Osmoregulation
Chapter: [15] Excretion and Osmoregulation
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Answer the following question.

Raju intends to train biceps; while exercising using dumbbells, which joints should remain stationary and which should move?

[16] Skeleton and Movement
Chapter: [16] Skeleton and Movement
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Answer the following question in detail.

Justify the structure of atlas and axis vertebrae with respect to their position and function.

[16] Skeleton and Movement
Chapter: [16] Skeleton and Movement
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Draw labelled diagram Synovial joint.

[16] Skeleton and Movement
Chapter: [16] Skeleton and Movement
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