Biology. Age 12-13. 8th Grade, Equivalent of Middle School Senior / JSS2.

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Crop Production And Management

Basic Practices Of Crop Production

Basic Crops
Notes PPT MCQs

Agricultural Practices

Preparation Of Soil
Notes PPT MCQs

Sowing
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Adding Manure And Fertilizers
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Irrigation
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Protection From Weeds
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Harvest And Storage
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Animal Husbandry

Foods From Animals
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Microorganisms: Friend And Foe

Microorganisms

Microorganisms
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Friendly Microorganism
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Commercial And Medicinal Use Of Microorganism And Vaccine
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Increasing Soil Fertility
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Harmful Microorganism

Disease -Causing Microorganism In Humans
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Disease -Causing Microorganism Animals
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Disease -Causing Microorganism In Plants
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Food Poisoning
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Food Preservation

Chemical Method
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Nitrogen Fixation

Nitrogen Cycle
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Conservation Of Plants And Animals

Conservation Of Plants

Deforestation And Its Causes And Consequences Of Deforestation
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Conservation Of Forest And Wildlife
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Biosphere Reserve

Flora , Fauna And Endemic Species
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Wildlife Sanctuary, National Park, Biosphere Reserve
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Red Data Book
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Migration

Migration
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Recycling Of Paper

Recycling Of Paper
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Reforestation

Reforestation
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Cell-Structure And Functions

Cell

Discovery Of The Cell
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Organisms Show Variety In Cell Number, Shape And Size

Organisms Show Variety In Cell Number, Shape And Size
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Cell Structure And Function

Cell Structure And Function
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Parts Of The Cells

Nucleus
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Cytoplasm
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Cell Membrane
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Comparison Of Plant And Animal Cells

Comparison Of Plant And Animal Cells
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Reproduction In Animals

Modes Of Reproduction

Modes Of Reproduction
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Sexual Reproduction

Male Reproductive Organs
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Female Reproductive Organs
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Fertilization
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Development Of Embryo
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Viviparous And Oviparous Animals
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Young Ones In Adults
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Asexual Reproduction

Budding And Binary Fission
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Reaching The Age Of Adolescence

Adolescence

Adolescence And Puberty
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Changes At Puberty

Increase In Height
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Change In Body Shape
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Voice Change
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Increased Activity Of Sweat And Sebaceous Gland
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Development Of Sex Organs
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Reaching Mental, Intellectual And Emotional Maturity
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Secondary Sexual Characters

Secondary Sexual Characters
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Roles Of Hormones In Initiating Reproductive Function

Roles Of Hormones In Initiating Reproductive Function
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Reproduction Phases Of Life In Humans

Menstrual Cycle
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Determination Of Sex Of The Baby

Boy Or Girl
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Hormones Other Than Sex Hormones

Hormones Other Than Sex Hormones
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Role Of Hormones In Completing The Life History Of Insects And Frogs

Insects Hormones
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Reproductive Health

Nutritional Needs Of The Adolescents
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Personal Hygiene
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Physical Exercise
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Say No To Drugs
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