Tuesday 21 February 2017

CLASS 6
REVISION -PLANT WORLD

VI science Chapter: Getting To Know Plants Assignment Important Questions

Q1. Differentiate between herbs and shrubs.
Q2. A boy goes to a garden and describes various types of plants. Identify the characteristics of plants on the basis of which they are classified as herbs, shrubs and plants. Give examples.
Q3. Differentiate between climbers and creepers. Give examples.
Q4. Why do some plants need support to climb upwards?
Q5. Enlist the functions of a stem.
Q6. A student keeps a twig in red ink. After few hours, he observes red lines in stem and leaves. Explain, what has happened?
Q7. Write a short note on modified stems.
Q8. Draw a well labelled diagram of a leaf.
Q9. A girl in biology laboratory observes a design on different leaves. She identified two particular kinds of pattern. Identify those patterns and write difference between two.
Q10. Draw a well labelled diagram of stomata.
Q11. Write down the functions of stomata.
Q12. A boy covers a leaf with a polythene bag and leaves it for 24 hours. What will he observe and why?
Q13 Enlist all the functions of a leaf.
Q14. Mention a test to detect presence of starch in a leaf.
Q15. What is the function of veins and midrib in a leaf?
Q16. Write down the functions of roots.
Q17. Write two points of difference between tap root and fibrous roots.
Q18. If we want to identify the kind roots of a plant, how can we find out by observing the leaves?
Q 19   . Give few examples of edible root
Q20. Write a short note on modified root.
Q21. Name 4 whorls of a flower.
Q22. Why are pistil and stamen very important in a plant?
Q23. Draw a well labelled diagram of a flower (vertical section).
Q24. How are fruits and seeds produced?
Q25. Why does a cactus plant have fleshy leaf like photosynthetic branches?
Q26. Why are leaves termed as the “food factories of the plant”?
Q27. Why are leaves of few plants modified into tendrils? Give examples

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