ICSE Worksheet for chapter-5 Control and Coordination class 10

Worksheet For class 10

This page is prepared by the Academic team of Physics Wallah which consists of ICSE Board Worksheet for Class 10 Biology. Students of Class 10 Biology can get a free Worksheet for Class 10 Biology in PDF format prepared as per the newest syllabus and examination pattern in your schools.

Standard 10 students can practice questions and answers which are given here for Biology in Grade 10 that will help them to improve their knowledge of all important chapters and their topics. Students can also download free pdf of Class 10 Biology Notes prepared by teachers and solve important problems provided here with solutions on daily basis to get more scores in school exams and tests.

If any students need to take the online test to check their concepts or undertstanding then they can visit Biology Quiz for Class 10.

Objective Type Questions

Q1. Which of the following is a plant hormone ?

  1. Insulin
  2. Thyroxin
  3. Oestrogen
  4. Cytokinin

Q2. The growth of a pollen tube towards the ovule caused by sugary substances as stimulus is an examples of:

  1. Phototropism
  2. Hydrotropism
  3. Gravitropism
  4. Chemotropism

Q3. Dandelion flowers open the petals in bright light during the daytime but close the petals in dark at night. This response of dandelion flowers to light is called:

  1. Phototropism
  2. Thigmonasty
  3. Chemotropism
  4. Photonasty

Q4. Which of the following are not tropisms?

  1. Growing of pollen tube in response to a sugary substance
  2. Folding up of leaves sensitive plant in response to touch
  3. Winding of tendril around a support in response to touch
  4. Opening up of the leaves of a daisy flower in response to light
  • 1 and 2
  • 2 and 3
  • 1 and 4
  • 2 and 4

Subjective Type Questions

Q5. What are plant hormones ?

Q6. How is the movement of leaves of the sensitive plant different from the movement of a shoot towards light ?

Q7. How does phototropism occur in plants ?

Q8. How does chemical coordination occur in plants ?

Q9. What is the difference between the manner in which movement takes place in a sensitive plant and the movement in our legs ?

Q10. Describe an experiment to demonstrate hydrotropism.

Q11. Explain :

  • Tropic hormone
  • Tropic and mastic movements

Q12. Explain :

  • Nyltinastic movements
  • Seismonastic movements
  • Heliotropism
  • Chemotropism

Q13. What are hormones ? Name the hormones secreted by thyroid and state it’s function.

Q14. Describe an experiment to demonstrate that roots bends in the direction of water stimulus.

Q15. Mention role of each of following plant hormones :

  • Auxin
  • Abscisic acid

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