Question 1 Define the term nutrition? Question 2 Name any two modes of nutrition? Question 3 Name the pores through which leaves exchange gases? Question 4 What is photosynthesis? Question 5 Why do organisms need food? Question 6 Why green plants are called autotrophs? Question 7 Name the green pigment present in the leaves of plants? Question 8 "Human … [Read more...] about Photosynthesis
photosynthesis
Herbs, Shrubs and Trees
Question 1 Name the process by which green make their own food? Question 2 What is the difference between shrub and trees? Question 3 How does a climber plant different from creeper plant. Give examples? Question 4 What are herbs. Give its characteristics and example? Question 5 What are shrubs. Give its characteristics and example? Question 6 What are trees. … [Read more...] about Herbs, Shrubs and Trees
Root, Stem and Leaf
Question 1 Define the term photosynthesis? Question 2 Name the parts of plant? Question 3 Name the green coloured pigment present in the leaves of plant. Also state its function? Question 4 Explain the process of photosynthesis? Question 5 Name the gas used and produced in photosynthesis? Question 6 What is transpiration. Explain with the help of an activity to … [Read more...] about Root, Stem and Leaf
Food Producers and Consumers
Question 1 What are food producers? Give example? Question 2 What are food consumers? Give example? Question 3 All the animals can be divided into three main groups on the basis of their food habits? Name these three groups? Question 4 What are herbivores? Give example? Question 5 What are carnivores? Give example? Question 6 What are omnivores? Give … [Read more...] about Food Producers and Consumers
Carbon dioxide
Preparation 1) It is prepared by burning carbon, fossil fuels and other organic compounds in excess of air or oxygen. C (s) + O2 (g) -------> CO2 (g) C5H12 (g) + 8 O2 (g) --------> 5 CO2 (g) + 6 H2O (g) 2) In the laboratory , it is prepared by the action of dilute acids on carbonates. CaCO3 + 2 HCl -------> CaCl2 + CO2 + H2O 3) Commercially , CO2 is … [Read more...] about Carbon dioxide