8th Biology | Sreeja

June

Cell- Fundamental units of life.

  • Cell is a basic unit of life.
  • Difference between unicellular and multicellular organisms.
  • Explain the structure and function of different parts of a plant cell and an animal cell.
  • Difference between plant cell and animal cell.
  • Structure and function of tissue.
  • Organism is formed from a basic unit of life- cell.
  • Transverse section of a stem under a microscope.
  • Four major types of animal tissues.

July

Tissues- types and function

  • Plant and animal tissues
  • Students should know the following as learning objectives
  • Students will be able to
  • Know the meaning of tissue.
  • Understand the structure and function of different types of tissues.(Animal and Plant tissues).
  • Know the importance of tissues .

August

Circulatory system

  • Heart, double circulation
  • Components of blood
  • schematic diagram of double circulation
  • schematic rep of heart system

September

++Transportation system in plants

  • Vascular tissues(xylem phloem)
  • Sections of roots and stems
  • Transportation in single cellular organisms such as amoeba and paramecium

October and November

Continuation of transportation in animals

  • Circulatory system in humans.
  • Lymphatic system in humans.
  • Excretory system in humans.

December and January

Reaching the age of adolescence

  • Puberty
  • The changes that happen during puberty.
  • Endocrine glands.
  • Process of puberty in boys and girls.
  • The health care during adolescence.

Reproduction in plants : Recap / Revision

  • Asexual reproduction or vegetative propagation.
  • Fragmentation, budding, spore formation.
  • Artificial methods of vegetative propagation.
  • Sexual reproduction in plants- structure of a typical flower, pollination, fertilization, seed, fruit, seed formation.
  • Different methods of seed dispersal.

February

Reproduction in Animals

  • Modes by which living things reproduce.
  • Asexual reproduction in bacteria and amoeba by binary mission.
  • Asexual reproduction in hydra by budding and Planaria by fragmentation.
  • Process of fertilisation in sexual reproduction.
  • Process of external and internal fertilisation.
  • The life cycle of a frog, life cycle of a butterfly.
  • Parts of the male and female reproductive system.
  • Process of fertilisation in humans and the development of embryo.

March

Introduction to Genetics

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