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Science (English Medium) Class 11 - CBSE Question Bank Solutions

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Write any two energy yielding reactions of glycolysis.

[12] Respiration in Plants
Chapter: [12] Respiration in Plants
Concept: undefined >> undefined

In the following flow chart, replace the symbols a,b,c and d with appropriate terms. Briefly explain the process and give any two application of it.

[12] Respiration in Plants
Chapter: [12] Respiration in Plants
Concept: undefined >> undefined

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Give an account of Glycolysis. Where does it occur? What is the end product? Trace the fate of these products in both aerobic and anaerobic respiration.

[12] Respiration in Plants
Chapter: [12] Respiration in Plants
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Hepato-pancreatic duct opens into the duodenum and carries ______.

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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Liver is the largest gland and is associated with various functions. Choose which is not correct from the following.

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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Does gall bladder make bile?

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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What is pancreas? Mention the major secretions of pancreas that are helpful in digestion.

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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List the organs of human alimentary canal and name the major digestive glands with their location.

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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What is the role of gall bladder? What may happen if it stops functioning or is removed?

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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What are the various enzymatic types of glandular secretions in our gut helping digestion of food? What is the nature of end products obtained after complete digestion of food?

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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Discuss the role of hepatic – pancreatic complex in digestion of carbohydrate, protein and fat components of food.

[16] Digestion and Absorption
Chapter: [16] Digestion and Absorption
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Mention the substances that exit from the tubules in order to maintain a concentration gradient in the medullary interstitium.

[16] Excretory Products and Their Elimination
Chapter: [16] Excretory Products and Their Elimination
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Draw a labelled diagram showing reabsorption and secretion of major substances at different parts of the nephron.

[16] Excretory Products and Their Elimination
Chapter: [16] Excretory Products and Their Elimination
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The glomerular filtrate in the loop of Henle gets concentrated in the descending and then gets diluted in the ascending limbs. Explain.

[16] Excretory Products and Their Elimination
Chapter: [16] Excretory Products and Their Elimination
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Match the following and mark the correct option

Column I Column II
A. Fast muscle fibres i. Myoglobin
B. Slow muscle fibres ii. Lactic acid
C. Actin filament iii. Contractile unit
D. Sarcomere iv. I-band
[17] Locomotion and Movement
Chapter: [17] Locomotion and Movement
Concept: undefined >> undefined

Which one of the following statement is incorrect?

[17] Locomotion and Movement
Chapter: [17] Locomotion and Movement
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Muscles with characteristic striations and involuntary are ______.

[17] Locomotion and Movement
Chapter: [17] Locomotion and Movement
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Sarcolemma, sarcoplasm and sarcoplasmic reticulum refer to a particular type of cell in our body. Which is this cell and to what parts of that cell do these names refer to?

[17] Locomotion and Movement
Chapter: [17] Locomotion and Movement
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Give some examples of taxa at different hierarchical levels.

[1] The Living World
Chapter: [1] The Living World
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Can you identify the correct sequence of taxonomical categories?

[1] The Living World
Chapter: [1] The Living World
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