CBSE Class 11 Biology Syllabus 2021-22 (Term 2):
Source: Safalta
|
Units |
Term 2 |
Marks |
|
III |
Cell: Structure and Function: Chapter - 10 |
05 |
|
IV |
Plant Physiology: Chapter - 13,14 and 15 |
12 |
|
V |
Human Physiology: Chapter –17, 18, 19, 20, 21 and 22 |
18 |
|
Practicals Term – II |
15 |
Second Term
Structure and Function of the Unit-III Cell
Cell Cycle and Cell Division (Chapter 10)The relevance of the cell cycle, mitosis, and meiosis
Plant Physiology (Unit IV)
Photosynthesis in Higher Plants (Chapter 13)Photosynthesis as a source of autotrophic nourishment; photochemical and biosynthetic stages of photosynthesis; cyclic and non-cyclic photophosphorylation; chemiosmotic hypothesis; photorespiration; C3 and C4 pathways; variables affecting photosynthesis (elementary idea).
Plant Respiration (Chapter 14)
Gas exchange; cellular respiration - glycolysis, fermentation (anaerobic), TCA cycle, and electron transport system (aerobic); energy relationships - quantity of ATP molecules produced; amphibolic pathways; respiratory quotient
Plant Growth and Development (Chapter 15)
Auxin, gibberellin, cytokinin, ethylene, and ABA are all growth regulators
.
Human Physiology, Unit V
Breathing and Gas Exchange (Chapter 17)Animal respiratory organs (recall only); Human respiratory system; Mechanism of breathing and its regulation in humans - exchange of gases, transport of gases and regulation of respiration, respiratory volume; Respiratory illnesses - asthma, emphysema, occupational respiratory problems
Body Fluids and Circulation (Chapter 18)
Blood composition, blood groups, and coagulation; lymph composition and function; human circulatory system - structure of the heart and blood vessels; cardiac cycle, cardiac output, ECG; double circulation; regulation of cardiac activity; circulatory system disorders - hypertension, coronary artery disease, angina pectoris, and heart failure
Excretory Products and Their Elimination (Chapter 19)
Ammonotelism, ureotelism, and uricotelism; human excretory system – structure and function; urine formation, osmoregulation; regulation of kidney function – renin-angiotensin, atrial natriuretic factor, ADH, and diabetes insipidus; role of other organs in excretion; disorders – uremia, renal failure, renal calculi, and nephritis; dia
Locomotion and Movement (Chapter 20)
Muscle contraction, contractile proteins, and skeletal muscle
Neural Control and Coordination (Chapter 21)
The nervous system in humans - central nervous system, peripheral nervous system, and visceral nervous system; nerve impulse production and conduction.
Chemical Coordination and Integration (Chapter 22)
Dwarfism, acromegaly, cretinism, goitre, exophthalmic goitre, diabetes, Addison's disease; human endocrine system - hypothalamus, pituitary, pineal, thyroid, parathyroid, adrenal, pancreas, gonads; mechanism of hormone action (elementary idea); role of hormones as messengers and regulators; hypo- and hyperactivity and related disorders; dwarfism,
Note: Diseases affecting all human physiological systems will be covered briefly.
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