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Tamil Nadu Board of Secondary EducationHSC Science Class 11

HSC Science Class 11 - Tamil Nadu Board of Secondary Education Question Bank Solutions

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ATPase enzyme needed for muscle contraction is located in ______.

[9] Locomotion and Movement
Chapter: [9] Locomotion and Movement
Concept: undefined >> undefined

Name the filaments present in the sarcomere.

[9] Locomotion and Movement
Chapter: [9] Locomotion and Movement
Concept: undefined >> undefined

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Explain the sliding-filament theory of muscle contraction.

[9] Locomotion and Movement
Chapter: [9] Locomotion and Movement
Concept: undefined >> undefined

Which of the following combinations are not matched?

[5] Digestion and Absorption
Chapter: [5] Digestion and Absorption
Concept: undefined >> undefined

How do proteins differ from fats in their energy value and their role in the body?

[5] Digestion and Absorption
Chapter: [5] Digestion and Absorption
Concept: undefined >> undefined

Describe the mechanism by which the human heart beat is initiated and controlled.

[7] Body Fluids and Circulation
Chapter: [7] Body Fluids and Circulation
Concept: undefined >> undefined

How does an isotonic contraction take place?

[9] Locomotion and Movement
Chapter: [9] Locomotion and Movement
Concept: undefined >> undefined

How does an isometric contraction take place?

[9] Locomotion and Movement
Chapter: [9] Locomotion and Movement
Concept: undefined >> undefined

Which structure in the ear converts pressure waves to action potentials?

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Which of the following pairings is correct?

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Why is the blind spot called so?

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Sam’s optometrist tells him that his intraocular pressure is high. What is this condition called and which fluid does it involve?

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Cornea transplant in humans is almost never rejected. State the reason.

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Classify receptors based on type of stimuli.

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Differentiate between rod and cone cells.

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

The sense of taste is considered to be the most pleasurable of all senses.

Describe the structure of the receptor involved with a diagram.

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

Aquaponics is a technique which is ______.

[13] Trends in Economic Zoology
Chapter: [13] Trends in Economic Zoology
Concept: undefined >> undefined

Describe the sensory receptors present in the skin.

[10] Neural Control and Coordination
Chapter: [10] Neural Control and Coordination
Concept: undefined >> undefined

What is the role of Charles Darwin in relation to concept of species?

[1] The Living World
Chapter: [1] The Living World
Concept: undefined >> undefined

Explain the conditions which creates problems in oxygen transport.

[6] Respiration
Chapter: [6] Respiration
Concept: undefined >> undefined
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