Biology is a fascinating subject that covers a broad range of topics. In class 10, students in Sindh Board Biology is a fascinating subject that explores the living world around us and provides us with an understanding of the processes that occur within organisms. For the students of Class 10 studying in Sindh Board, the biology exam can be a challenging task.
To help them prepare for the upcoming exam, we have put together an extensive biology guess paper for the year 2023. This guess paper includes some of the most important questions that students can expect to encounter on the exam. By practising these questions, students can boost their confidence and increase their chances of scoring well on the biology exam. So, let’s dive into the biology guess paper 2023 class 10 Sindh board and see what it has to offer.
Overview of Important Topics of Biology Guess Paper 2023 Class 10 Sindh Board
The biology class 10 chapter 1 covers the basics of biology, including the characteristics of living organisms and the scientific method. Students will learn about the levels of organization in living things, such as cells, tissues, organs, and organ systems. They will also be introduced to important terms such as homeostasis, metabolism, and reproduction.
Important questions for this biology guess paper 2023 class 10 sindh board include: What is the difference between a living and non-living thing? Describe the scientific method.
Chapter 11 – Gaseous Exchange
The class 10 biology chapter 11 notes deal with the respiratory system of humans, which includes the lungs, trachea, bronchi, and alveoli. Students will learn how the respiratory system works to exchange gases between the body and the environment. They will also study common respiratory disorders such as asthma and emphysema.
Important questions for Class 10 Biology Chapter 11 Notes | 10% Marks | 2 Questions
- Difference between photosynthesis and respiration
- Properties of Respiratory Surface
- Lung cancer, asthma, pneumonia
- Artificial ventilator
Chapter 12 – Homeostasis
The biology guess paper 2023 class 10 sindh board chapter 12 notes cover the concept of homeostasis, which is the maintenance of a stable internal environment in living organisms. Students will learn about the various mechanisms by which the body regulates its internal environment, such as negative feedback loops. They will also study the structure and function of the kidney and its role in maintaining homeostasis.
Important questions for Class 10 Biology Chapter 12 Notes | 10 % marks | 2 questions
- Role of Leaves in Removal of Excessive Water
- Define Homeostasis
- Definitions – osmoregulation, thermoregulation, guttation
Chapter 13 – Coordination and Control
Biology chapter 13 of biology guess paper 2023 class 10 sindh board covers the nervous and endocrine systems and their role in coordinating and controlling the body’s functions. Students will learn about the structure and function of neurons, as well as the various types of hormones and their effects on the body. They will also study common nervous system disorders such as Parkinson’s disease and multiple sclerosis.
Important questions for Class 10 Biology Notes Chapter 13 | 15% marks | 3 Questions
- Reflex Action
- Difference between: nervous and chemical coordination and positive and negative feedback
- Role of pituitary gland and importance of insulin
- Labelled and detailed human eye diagram
- Definition of Myopia and Hyperopia
- Colour blindness
- Human Ear
- Note on Epilepsy or Human Brain
- Neuron Diagram
Chapter 14 – Support and Movement
The chapter of biology guess paper 2023 class 10 sindh board on Support and Movement in Biology class 10 notes focuses on the structure and functions of the human skeletal and muscular system. It explains the human skeleton, which consists of bones, ligaments, and cartilage. The bones provide support to the body, protect the internal organs, and help in the movement of the body. The skeletal system is also responsible for the formation of red blood cells in the bone marrow.
Important Questions of Class 10 Biology Chapter 14 Notes | 10% Marks | 2 Questions
- Rickets and Arthritis
- Differences between – bones and cartilage, autonomic and inducted movement, movement and locomotion, ligament and tendon
- Bones of the forelimb and hindlimb
- Define joints and hinge joints
Chapter 15 – Reproduction
The biology guess paper 2023 class 9 sindh board chapter 15 important questions cover the process of sexual reproduction in humans, including the structure and function of the male and female reproductive systems. Students will learn about the process of fertilization, as well as the development of the fetus during pregnancy. They will also study common reproductive disorders such as infertility and sexually transmitted infections.
Important questions for Biology Class 10 Chapter 15 | 20% Marks | 3-4 Questions
- Labelled Diagrams – Transverse Section of Angiospermic Flower, Ovule, Stages of Fruit Formation
- Structure of pollen grain and seed
- Different modes of asexual reproduction in animals and plants
- Difference between – epigeal and hypogeal germination, asexual and sexual reproduction
- Pollination and types
- Definition of spermatogenesis and oogenesis
- Gametogenesis in rabbits
- Sexually transmitted diseases
Chapter 16 – Inheritance
The class 10 biology chapter 16 important questions cover the principles of genetics, including the structure and function of DNA, Mendelian genetics, and genetic disorders. Students in class 10 biology notes will learn about the process of DNA replication and protein synthesis, as well as the inheritance patterns of dominant and recessive traits. They will also study common genetic disorders such as sickle cell anaemia and cystic fibrosis.
Important Questions for Class 10 Biology Notes Chapter 16 | 10% Marks | 2 Questions
- Monohybrid and Dihybrid Cross
- Mendel’s Law
- Watson’s and Crick’s Model of DNA
- Darwin’s Theory of Natural Selection
- Multiple Alleles
- Definitions – heredity, gene, homozygous, heterozygous
Chapter 17 – Man and His Environment
The biology class 10 chapter 17 notes cover the impact of human activities on the environment, including pollution, deforestation, and climate change. Students will learn about the various types of pollution and their effects on the environment and human health. They will also study the concept of sustainable development and its importance in preserving the environment for future generations.
Important Questions for Class 10 Biology Notes Chapter 17 | 15% Marks | 3 Questions
- Biotic and Abiotic Components
- Algal Blooms and Its Effects on the Ecosystem
- Ecological pyramids and types
- Biogeochemical and nitrogen cycle
- Air and Water Pollution including measures to control
- Deforestation and endangered species in Pakistan
- Acid Rain and Green House Effect
Chapter 18 – Biotechnology
The chapter of Biotechnology in class 10 biology notes focuses on the application of technology in the field of biology. The chapter explains the various techniques used in biotechnology, including genetic engineering, cloning, and DNA fingerprinting. It discusses the use of biotechnology in medicine, agriculture, and industry. The chapter also highlights the ethical considerations in the field of biotechnology and the need for responsible use of technology.
Important Questions for Class 10 Biology Notes Chapter 18 | 5% Marks | 1 Question
- Describe its importance and scope
- Major uses of genetic engineering
Chapter 19 – Pharmacology
The chapter of Pharmacology in class 10 biology notes explains the principles of drug action and the different types of drugs. The chapter discusses the classification of drugs based on their action, including stimulants, depressants, and hallucinogens. It explains the mechanism of drug action and the factors affecting drug action, including dose, route of administration, and drug interactions. The chapter of class 10 biology notes also highlights the importance of responsible use of drugs and the harmful effects of drug abuse.
Important Questions of Class 10 Biology Notes Chapter 19 | 5% Marks | 1 Question
- Uses and Importance of Medicinal Drugs
- Medicinal and Addictive drugs
- Antibiotic Resistance
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Also, Read the blog and DOWNLOAD – 10 Class Guess Paper 2023 for Science Subjects
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