Chapter 6 Classification of Plants
- How have living organisms been classified? (i) Organisms have been classified based on the following: Cell structure Body Organisation Mode of nutrition Reproduction (ii) Organisms ar... 1
- Collect photographs of 5 plants each of the Thallophyta, Bryophyta and Pteridophyta divisions and write a Thallophyta is a division of the plant kingdom including primitive forms of plant life showing a simple plant body. Batra, Ulva, Chara, Ulot... 1
- Prepare an album of moncot and dicot seeds and display it in the classroom.
- Collect more information about plant classification from the internet, prepare a talk of about 5 to 7 minutes
- Which criteria are used for the classification of plants? Explain with reasons. The presence or absence of organs. The presence or absence of separate conducting tissues for conduction of water and food Do the plants bea... 1
- Collect a monocot and dicot plant available in your area. Observe the plants carefully and describe them in scientific Monocots: It’s embryo has only one cotyledon in seed. The petals of monocot are in the form of multiples of three. Stem vascular bundles are... 1
- Sketch and label the figures of the following plants and explain them into brief. Marchantia, Funaria, Fern, Spirogyra. a) Marchantia: It belongs to the division Bryophyta and subkingdom cryptograms. These plants grows in damp ground and on the wall in the rai... 1
- Write the characteristics of the plants belonging to division Bryophyta. Bryophyta group of plants are called the amphibians of the plant kingdom because they grow in moist soil but need water for reproduction. Th... 1
- Sketch, label and describe the Spirogyra. Spirogyra is free floating green algae mainly found in fresh water . It has a filamentous structure. It has spiral shape chloroplast. They c... 1
- Write a paragraph in your own words about the ornamental plants called ferns. Ferns belong to the group of plants called Pteridophyta. They have well-developed roots, stem and leaves but do not bear flowers and fruits.... 1
- Distinguish between monocots and dicots. Dicots Monocots Seed Two cotyledons Single cotyledon Root Well developed, primary root (Taproot) Fibrous roots Stem Strong, hard. e.g. Banya... 1
- Write the characteristics of subkingdom Phanerogams. Plants which have special structures for reproduction and produce seeds are called Phanerogams. In these plants, after the process of reprod... 1
- Complete the sentences by filling in the blanks and explain those statements. a. Thallophyta plants have soft and fibre-like body. b. Bryophyta is called the 'amphibian' of the plant kingdom. c. In pteridophytes, asexu... 1
- Match the proper terms from columns A and C with the description in column B. A B C Thallophyta These plants mainly grow in water Algae Bryophyta These plants need water for reproduction Moss Pteridophyta Tissues are p... 1