Tiêu đề Class 09 Science 7 Diversity in Living Organisms.pdf ✅

Diversity in Living Organisms DPP-01 [Topic: Basis of Classification] Very Short Answer Type Questions 1. Name the most ancient flowering plant. 2. Define biodiversity. 3. What is meant by Taxonomy? 4. Who is the father of Taxonomy? 5. What is meant by classification? 6. Which in your opinion is the most basic characteristic for classifying organisms-the place they live in or the kind of cells, they are made up of? 7. In which kingdom would you like to place an organism which is single celled, eukaryotic and photosynthetic? 8. Which division among plants has simplest organisms? 9. How are pteridophytes different from the phanerogams? 10. How do gymnosperms and angiosperms differ from each other? 11. Write the criteria used for classification of organisms as proposed by Whittaker. 12. Give two types of the organisms without nucleus and cell organelles? 13. Who wrote the book of "Origin of species"? 14. Does blue green algae have well designed nucleus? To which group does it belong? 15. Which one is the most striking or (common) character of the vertebrates? (a) Presence of notochord (b) Presence of triploblastic condition (c) Presence of gill pouches (d) Presence of coelom 16. Name two classes of plantae which do not have specialised tissue for conduction of water. 17. Why bryophytes are called amphibians of plant kingdom? 18. What is the primary characteristic on which the first division of organism is made? Short Answer Type Questions-I 19. On what basis are plants and animals put into different categories? 20. In the hierarchy of classification, which group will have the smallest number of organisms with maximum number of characteristics in common and which will have the largest number of organisms?
21. Differentiate between Bryophyta and Pteridophyta. Give one example of each. 22. Give four differences between monocot and dicot plants. 23. Create a flow chart to show the classification of four eukaryotic kingdoms. 24. How did Aristotle classify animals? In today's world, do you feel that was a scientific way of classifying? 25. Explain what are "characteristics"? Give some examples. 26. What are the contributions of following taxonomists? (a) Ernst Haeckel (b) Robert Whittaker (c) Carl Woese (d) Carolus Linnaeus 27. What are lichens? Where are they found? 28. Identify the division (a) Naked seed (b) Covered seed (c) amphibians of plant kingdom (d) prokaryotes without cell wall 29. Identify the following organism. Where are you likely to find it? List some of the identifying feature to justify its classification in its division/phylum. Draw it again and label it 30. List any four names of Thallophytes. 31. Discuss why some plants are called as 'Cryptogams' while others are called as 'Phanerogams'? Short Answer Type Questions-II 32. Why is there a need to classify living organisms? 33. State any three differences between cryptogamae and phanerogamae. 34. State the characteristic features of thallophytes? Name two thallophytes which are predominantly aquatic.
35. What are phanerogams? Name its two groups along with criteria of division. 36. Classify the following plants into different sub-division-Spirogyra, Fern, Funaria, Pinus, Apple tree, Mustard plant. 37. What is evolution? Justify that classification and evolution are closely related. 38. In the language of evolution, how would you place those which came earlier and those which arose later? 39. It is said, tropics are the biodiversity hubs? Why? Name some countries that harbour more biodiversity than rest of the world. 40. Look at the pictures of the plants given below. Identify the group and list any two features that segregate them from another closely related group/s 41. Name the structure resulting from the reproduction in plants. Discuss the components present in it and their significance? Long Answer Type Questions 42. Construct a table to differentiate between Monera and Fungi on the following grounds: (a) Body organisation (b) Prokaryotic/Eukaryotic (c) Cell wall (d) Mode of nutrition Name an organism belonging to each of these kingdoms. [CBSE 2016] 43. Draw a flow chart to show different division of kingdom plantae and answer the following questions: (a) Which division has simplest plant? (b) To which division Pinin and Cycas belong? (c) What is other name given to flowering plants? Classify them on the basis of number of cotyledons present in the seed. 44. How do we make use of characteristics to classify organisms?