SS2 Biology 1st Term


SS2 Biology 1st Term Lesson Note and Scheme of Work by Week

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Week 1: 18-09-2023


Sub Topics:
Day 1
Definition of Growth
Differences between plant and animal growth
Basis of growth
Day 2
Types of cell division: Mitosis and Meiosis
Stages of mitosis
Importance or role of mitosis
Day 3
Stages of meiosis
Factors affecting growth: Internal and External factors

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Week 2: 25-09-2023

Cell Reactions to its Environment

Sub Topics:
Day 1
Irritability as basic characteristics of protoplasm
Types of responses
Day 2
Taxis or Tactic movements
Day 3
Nastism or Nastic movement.
Tropism or Trophic movement

Week 3: 02-10-2023

Cell Reactions to its Environment

Sub Topics:
Day 1
Environmental factors that evoke response.
Role of auxins in growth movement
Day 2
How light brings about trophic movement in stem and root of a flowering plant
Day 3
Meaning of movement
Organelles for movement

Week 4: 09-10-2023


Sub Topics:
Day 1
Definition of Reproduction
Types of reproduction: Asexual and Sexual
Differences between sexual and asexual reproduction
Types of sexual reproduction in animals
Day 2
General forms of asexual reproduction
Day 3
Types of vegetative propagation

Week 5: 16-10-2023


Sub Topics:
Day 1
Artificial vegetative reproduction
Day 2
Sexual reproduction and types
Day 3
Meaning of fusion of gametes (fertilization)
Advantages of sexual reproduction

Week 6: 23-10-2023

Tissues and Supporting Systems

Sub Topics:
Day 1
The Forms and components of skeletal materials
Day 2
Types of cartilages
The vitamin and mineral element necessary for healthy bone development
Differences between bones and cartilages
Day 3
Types of skeleton

Week 7: 30-10-2023

SS2 Biology 1st Term Revision and Mid Term Test

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1. A typical plant cell is mainly distinguished from an animal cell by the possession of —2010 Q5


2. The percentage probability that a normal male married to a carrier woman would have a haemophilic male child is —2010 Q56


3. A man heterozygous for albino gene marries a woman who is also heterozygous for the gene. Both have normal skin colour. The probability that they will have an albino child is —2010 Q48

4. Which of the following characteristics do fungi share in common with animals? 2010 Q6


5. Which of the following factors is the main problem facing xerophytic plants? 2010 Q37


6. Mr. Andrew, his wife and child belong to blood group A, B and O respectively. The genotypes of both parents are —2010 Q54


7. In cellular respiration energy is made available to organism by —2010 Q9


8. In which of the following organic compounds is the hydrogen – oxygen ratio equal to 2:1? 2010 Q25


9. In a family of eight (8) all the children are girls. Which of the following reasons correctly explains this? 2010 Q52


10. The bacterium in a mutualistic association with legumes converts —2010 Q30


Question 1 of 10

Week 8: 06-11-2023

Tissues and Supporting Systems

Sub Topics:
Day 1
Features of a typical vertebra
Cervical vertebra
Day 2
Thoracic vertebrae
Lumbar vertebrae
Day 3
Sacral vertebrae
Caudal vertebrae

Week 9: 13-11-2023

Tissues and Supporting Systems

Sub Topics:
Day 1
The Appendicular skeleton:
The pectoral girdles
The pelvic girdle
The limbs
The ribs
Day 2
Definition of joint
Types of joints
Functions of skeleton in man
Day 3
Supporting tissues in plants
Mechanism of support in plants

Week 10: 20-11-2023

Tissues and Supporting Systems

Sub Topics:
Day 1
Types of skeleton
Bones of the mammalian skeleton
Day 2
Axial skeleton
The skull
Functions of the skull
Day 3
The vertebral column
Distribution of vertebrae in man, rabbit and rat

Attention: The internal data of table “48” is corrupted!

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