Explain the concept of speciation.
[3 marks]Write a note on use and misuse of biology.
[4 marks]Explain different modifications acquired by the roots with example.
[7 marks]Define the term transpiration and water potential.
[3 marks]Explain the terms hypothesis and observation.
[4 marks]Explain morphology of a flower with a neat diagram
[7 marks]Draw neat diagram of human heart with proper annotation.
What is macro and micro nutrient? Enlist them.
[3 marks]Draw a neat diagram of neuron.
[4 marks]Comment on the modes of nutrition in animals and briefly describe nutritional deficiency disorders.
[7 marks]Give classification of plant tissues and their function.
[3 marks]Draw a neat diagram of respiratory tract of humans.
[4 marks]Explain biology as the “science of life” and comment on the emergence of contemporary biology
[7 marks]Comment on Darwinism.
[3 marks]Draw a neat diagram of monocot root with proper annotation.
[4 marks]Describe the process of absorption and movement of water in a plant tissue.
[7 marks]What is role of joints in movement?
[3 marks]Explain inflorescence.
[4 marks]What are endocrine glands? Discuss the basics of human Endocrine system.
[7 marks]What is adventitious root? Give example.
[3 marks]Enlist various factors affecting photosynthesis. Explain any two in detail.
[4 marks]Explain Calvin cycle of photosynthesis.
[7 marks]Where does light reaction take place? What are the products of light reaction?
[3 marks]Explain skeletal and cardiac muscle tissue.
[4 marks]Explain epithelial tissue in detail.
[7 marks]