ANU UG/Degree 1st Sem Principles of Biological Science Important Questions ( Multidisciplinary Course)

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ANU UG/Degree 1st Sem Principles of Biological Science Important Questions ( Multidisciplinary Course) are now available. These questions are prepared by top experienced faculty. By preparing these questions you can get good marks in your external exams.​

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UNIT-I Diversity of Life

1.1 Introduction to Biology, Branches of Biology, Basic Principles of Biology

1.2 Biological Classification-Two kingdom and Five kingdom classification, Viruses, Viroid’s and Lichens 1.3 Diversity in the living world, Taxonomic categories, Taxonomic aids

1.4 Plant organization-The form, structure and function of plant vegetative and reproductive organs, Classification of Plant Kingdom,

1.5 Basis of Animal Classification, Classification of Animal Kingdom​

Short Answer Questions:

1. What is the difference between prokaryotic and eukaryotic cells?
2. What are the four main macromolecules of life?
3. What is photosynthesis?
4. What is cellular respiration?
5. What is DNA?
6. What is RNA?
7. What are the three domains of life?
8. What is the difference between a plant and an animal?
9. What is the difference between a vertebrate and an invertebrate?
10. What is the difference between a mammal and a reptile?

Long Answer Questions:

1. Discuss the different levels of biological organization from atoms to ecosystems.
2. Explain the process of evolution by natural selection.
3. Describe the different kingdoms of life and their characteristics.
4. Discuss the importance of biodiversity and the threats it faces.
5. Explain the different methods of classifying organisms.
6. Describe the form, structure, and function of plant vegetative and reproductive organs.
7. Discuss the basis of animal classification and the different animal phyla.

UNIT-II Biomolecules and metabolism

2.1 Ultra structure of cell and Cell organelles (Structure and Functions), Plant cell vs Animal cell

2.2 Plant Physiology: Photosynthesis, Respiration, Transportation, Mechanisms of Nitrogen fixation.

2.3 Plant growth and development, physiology of flowering.

2.4 Human Physiology: Digestion, Respiration, Circulation

2.5 Male and female reproductive organs, gametogenesis, fertilization

Short Answer Questions:

1. What are the main differences between plant and animal cells?
2. What are the four main stages of photosynthesis?
3. What are the three main stages of cellular respiration?
4. What are the different types of plant tissues?
5. What are the five main organs of the human digestive system?
6. What are the three main components of blood?
7. What are the different types of gametes?
8. What is the process of fertilization?

Long Answer Questions:

1. Discuss the different types of cell organelles and their functions.
2. Explain the process of photosynthesis in plants.
3. Describe the different types of plant hormones and their functions.
4. Discuss the different types of human digestive enzymes and their functions.
5. Explain the process of human respiration.
6. Describe the different types of human blood cells and their functions.
7. Discuss the process of spermatogenesis and oogenesis.
8. Explain the process of human embryonic development.

UNIT-III Principles of Biology

3.1 Genetics: Mendel’s laws of inheritance, Genetic disorders- Colour blindness, Sickle cell anemia.

3.2 Evolution: Geological time scale for evolution of plants and vertebrates, Origin and evolution of plants and man

3.3 Common Human Diseases: causing organism, prevention and treatment- malaria, dengue, AIDS, cancer, corona.

3.4 Common Plant Diseases: causing organism, prevention and treatment- Black spot, Leaf spots, Powdery mildew, Blight, Canker.

3.5 Biotechnology: Tools and process of recombinant DNA technology, Applications of biotechnology in agriculture, food industry, medicine and transgenic animals.

Short Answer Questions:

1. What are Mendel's laws of inheritance?
2. What are some common genetic disorders?
3. What is the geological time scale for the evolution of plants and vertebrates?
4. What is recombinant DNA technology?
5. What are some applications of biotechnology?

Long Answer Questions:

1. Discuss the principles of Gregor Mendel's experiments and his laws of inheritance.
2. Explain the theory of evolution by natural selection and its role in shaping the diversity of life on Earth.
3. Describe the causes, symptoms, and prevention of some common human diseases such as malaria, dengue, AIDS, and cancer.
4. Discuss the principles of recombinant DNA technology and its applications in various fields such as agriculture, food industry, medicine, and the creation of transgenic organisms.
5. Explain the impact of biotechnology on society, including its potential benefits and risks.