CBSE Class 10 Science Chapter 7 Control And Coordination Multiple Choice Questions with Answers. MCQ Class 10 Science Control And Coordination with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Control And Coordination MCQs with Answers to know their preparation level.
Multiple Choice Questions - Set - 5
Question 1:
A part of the body which responds to the in-structions sent from nervous system is called
(a) receptor
(b) effector
(c) nerves
(d) muscles
Correct Answer – (B)
Question 2 :
Fall of mature leaves and fruits from plants is triggered by which of the following substance?
(a) Auxin
(b) Cytokinin
(c) Gibberellin
(d) Abscisic acid
Correct Answer – (D)
Question 3 :
Which plant hormone promotes cell division?
(a) Auxin
(b) Gibberellin
(c) Cytokinin
(d) Abscisic acid
Correct Answer – (C)
Question 4 :
Response of plant roots towards water is called:
(a) Chemotropism
b) Phototropism
(c) Hydrotropism
(d) Geotropism
Correct Answer – (C)
Question 5 :
Which plant hormone promotes dormancy in seeds and buds?
(a) Auxin
(b) Gibberellin
(c) Cytokinin
(d) Abscisic acid
Correct Answer – (D)
Question 6 :
Any change in the environment to which an organism responds is called
(a) stimulus
(b) coordination
(c) response
(d) hormone
Correct Answer – (A)
Question 7 :
The main function of abscisic acid in plants is
(a) to promote cell division.
(b) to inhibit growth.
(c) to promote growth of stem.
(d) to increase the length of cells.
Correct Answer – (B)
Question 8 :
Movement of sunflower in accordance with the path of Sun is due to
(a) Chemotropism
(b) Geotropism
(c) Phototropism
(d) Hydrotropism
Correct Answer – (C)
Question 9 :
Roots of plants are:
(a) positively geotropic
(b) negatively geotropic
(c) positively phototropic
(d) None of these
Correct Answer – (A)
Question 10 :
In humans, the life processes are controlled and regulated by
(a) reproductive and endocrine systems
(b) respiratory and nervous systems
(c) endocrine and digestive systems
(d) nervous and endocrine systems
Correct Answer – (D)
- NCERT Solutions Class 10 Science Chapter 4 : Carbon And Its Compounds
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- NCERT Solutions Class 10 Science Textbook Download
