Class 10th Biology Important Question
10th class Biology important Question 2024 Punjab Board
Our experienced staff has prepared the most important questions for Punjab Board Biology important questions 2024 especially for class 10 science students. These are important questions for class 10 biology guess paper 2024. This is one of the best ways to get good marks in the exam. Many students practice 2024 Biology important questions by FAIZ UL ISLAM and get good marks in the exam.
Unit-10
Differentiate between Guttation and Transpiration:
What is meant by Osmosis?
How does the skin in the human body effect cooling?
What are the main organs that work for homeostasis in the human body? Explain.
Differentiate between Thermoregulation and Osmoregulation:
What is the difference between Lytics and Musilage?
How does oxalate calcium remove plants?
Functional Unit of the Kidney:
Define Homeostasis and Notes on Hydrophytes and Halophytes:
Unit-11
How does coordination in unicellular organisms take place?
What is meant by effectors?
What are autonomic activities of the nervous system?
Differentiate between Central Nervous System and Peripheral Nervous System.
Describe the pupil reflex in dim and bright light.
What is the difference between negative feedback and positive feedback?
Write the names of two hormones produced by the thyroid gland?
Attempt the question in detail.
(a) Explain the locations and function of Hypothalamus and Medulla Oblongata in the human brain.
(b) Describe Thyroid and Adrenal Glands.
Unit-12
What are osteocytes?
Differentiate between osteoporosis and arthritis.
What is the role of the skeleton in support and movement?
Define Cartilage and Give an example.
What is the difference between bicep and tricep muscles?
Define flexor and flexion.
Differentiate between cartilage and bone.
Attempt the question in detail.
(a) Write a note on Axial skeleton and Appendicular skeleton.
(b) Explain Antagonistic action with reference to muscles.
Unit-13
Differentiate between Epigeal and Hypogeal Germination:
Explain two advantages of reproduction:
Define and give an example of parthenogenesis:
How does reproduction occur in planaria?
Write two disadvantages of vegetative propagation:
Write the functions of hilum and micropyle in seed:
Define Follicles. What is present inside?
Attempt the question in detail.
(a) Why is reproduction necessary for living organisms?
(b) What is fertilization? Explain external and internal fertilization:
Unit-14
Difference between Breeds and Cultivars:
What are Inheritable Traits:
Define the term Gene:
Define Dominant Allele:
Describe Mendel’s Law of Segregation:
How is Co-dominance Different from Incomplete Dominance?
Differentiate between Continuous and Discontinuous Varieties:
Attempt the question in detail.
(a) Describe the DNA Model of Crick and Watson:
(b) Explain the Mechanism of Evolution – Natural Selection:
Unit-15
Difference between Breeds and Cultivars:
What are inheritable traits?
Define the term Gene:
Define Dominant Allele:
Describe Mendel’s Law of Segregation:
How is co-dominance different from incomplete dominance?
Differentiate between continuous and discontinuous varieties:
Attempt the question in detail.
(a) Describe the DNA model of Crick and Watson:
(b) Explain the mechanism of Evolution – Natural Selection:
Unit-16
What is meant by population?
Write the importance of Decomposers.
Define Nitrogen Fixation. How does it occur?
Define Parasitism.
Write two effects of acid rains.
What is meant by Pollution?
What are the aims of NACP?
Attempt the question in detail.
(a) Write a note on consumers.
(b) Write a note on the nitrogen cycle.
Unit-17
Define Biotechnology:
How do proteins in single-cell organisms help in controlling pollution?
Define Glycolysis:
What are the products of two types of carbohydrates fermentation?
Define Genetic Engineering:
What is the function of Thymosin?
Write the objective of genetic engineering:
Attempt the question in detail.
(a) Describe the role of biotechnology in the field of food and agriculture:
(b) Describe the types of fermentation of carbohydrates:
Unit-18
What are vaccines?
What are addictive drugs?
How was terramycin developed?
Difference between Narcotics and Sedatives:
From which plant are morphine and codeine obtained? What are their disadvantages?
Describe the mode of action of vaccines:
Describe the importance of Antibiotics and vaccines:
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9th Biology important questions 2024 PDF Download
Since you are a 9th grade student, biology is an important and compulsory subject for you. Biology is a theoretical subject, therefore it is considered a difficult subject. You don’t need to worry about the exam because we have downloaded the best class 10 biology guesses to score high in the exam. Our best guess consists of important short questions and long questions frequently asked in all Punjab boards in previous exams. We believe that any student can easily score good marks in class 10 Biology exam. At the request of students, our team prepared this document. You can better understand the nature of the paper by using our class 10 Biology important questions. By using this important questions PDF, you will understand what type of questions can be asked and how to answer your important questions. To develop this estimate, I referred to all past exams and past papers over the past ten years, along with notes from Biology 10.
