Unit 1

Living world 

Definition and characters of living organisms  Diversity in the living world Binomial nomenclature Five kingdoms of life and basis of classification. Salient features of Monera, Potista, Fungi, Animalia and Plantae, Virus, Morphology of Flowering plants  Morphology of different parts of flowering plants –  Root, stem, inflorescence, flower, leaf, fruit, seed.  General Anatomy of Root, stem, leaf of monocotyledons & Dicotylidones.

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Unit 2

Body fluids and circulation 

Composition of blood, blood groups, coagulation of blood Composition and functions of lymph Human circulatory system Structure of human heart and blood vessels  Cardiac cycle, cardiac output and ECGDigestion and Absorption Human alimentary canal and digestive glands  Role of digestive enzymes  Digestion, absorption and assimilation of digested food Breathing and respiration Human respiratory system Mechanism of breathing and its regulation Exchange of gases, transport of gases and regulation of  respiration Respiratory volumes.

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Unit 3

Excretory products and their elimination 

Modes of  excretion Human excretory system- structure  and function Urine formation Rennin angiotensin systemNeural control and coordination Definition and classification of nervous system Structure of a neuron Generation and conduction of nerve impulse  Structure of brain and spinal cord Functions of cerebrum, cerebellum, hypothalamus and medulla oblongataChemical coordination and regulation Endocrine glands and their secretions  Functions of hormones secreted by endocrine glandsHuman reproduction Parts of female reproductive system Parts of male  reproductive system Spermatogenesis and Oogenesis  Menstrual cycle

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Unit 4

Plants and mineral nutrition

Essential mineral, macro and micronutrients  Nitrogen metabolism, Nitrogen cycle, biological nitrogen fixation Photosynthesis  Autotrophic nutrition, photosynthesis, Photosynthetic pigments, Factors affecting photosynthesis.

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Unit 5

Plant respiration

Respiration, glycolysis, fermentation (anaerobic).Plant growth and  development  Phases and rate of plant growth, Condition of growth, Introduction to plant growth re gulatorsCell - The unit of life  Structure  and functions of cell and cell organelles. Cell division Tissues  Definition, types of tissues, location and functions.

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