This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 7 Control And Coordination – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 7 Control And Coordination Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Dwarfism results by- A) Excess secretion of thyroxin. B) Less secretion of growth hormone. C) Less secretion of adrenaline. D) Excess secretion of growth hormone. E) Excess secretion of growth hormone. Show Answer Correct Answer: D) Excess secretion of growth hormone. 2. To move the roots towards the ground ..... A) Phototropism. B) Chemotropism. C) Geotropism. D) Hydrotropism. Show Answer Correct Answer: C) Geotropism. 3. What is a synapse? A) A junction between two neurons. B) A type of neurotransmitter. C) A part of the brain. D) A type of nerve cell. Show Answer Correct Answer: A) A junction between two neurons. 4. Which nerves transmit impulses from the centrol nervous system towards muscle cells? A) Sensory nerves. B) Motor nerves. C) Relay nerves. D) Cranial nerves. Show Answer Correct Answer: B) Motor nerves. 5. What is the role of sensory neurons? A) To carry impulses to the brain. B) To carry impulses to muscles. C) To process information in the brain. D) To form synapses. Show Answer Correct Answer: A) To carry impulses to the brain. 6. In humans, the life processes are controlled and regulated by A) Reproductive and endocrine system. B) Respiratory and nervous system. C) Endocrine and digestive system. D) Nervous and endocrine system. Show Answer Correct Answer: D) Nervous and endocrine system. 7. Group hormone is the gland ..... A) Petrootary glands. B) The thyroid gland. C) Adrenal glands. D) Panic. Show Answer Correct Answer: A) Petrootary glands. 8. The growth of roots of plants towards water is due to ..... A) Hydrotropism. B) Chemotropism. C) Geotropism. D) Phototropism. Show Answer Correct Answer: A) Hydrotropism. 9. Who is posted that there are two types of nurses in Human Body?There are two types of nerves in the human body ..... A) Galen Galan. B) Malen Milin. C) Milan Milan. D) Rayon Rayon. Show Answer Correct Answer: A) Galen Galan. 10. Which of the following is not a plant hormone? A) Auxin. B) Ascorbic acid. C) Cytokinin. D) Abscisic acid. Show Answer Correct Answer: B) Ascorbic acid. 11. Which part of the brain controls the posture and balance of the body? A) Medulla. B) Cerebrum. C) Cerebellum. D) Pons Varoli. Show Answer Correct Answer: C) Cerebellum. 12. What is the purpose of tropic movements in plants? A) To produce hormones. B) To respond to environmental triggers. C) To communicate with other plants. D) To generate electrical impulses. Show Answer Correct Answer: B) To respond to environmental triggers. 13. What do receptors do? A) Detect a change in the environment. B) Process information. C) Give a response. D) A change in the environment. Show Answer Correct Answer: A) Detect a change in the environment. 14. What is the hormone that stimulates the space distribution A) Auxin. B) Cytokinin. C) Gibberellins. D) Abscisic acid. Show Answer Correct Answer: B) Cytokinin. 15. As Harmones Show Responses in Plans by Means of Growth They Are Called ..... A) Phytohormones phyto hormones. B) Zoharmones animal hormones. C) Enzymes enzymes. D) Growth hormone growth hormone. Show Answer Correct Answer: D) Growth hormone growth hormone. 16. 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. Show Answer Correct Answer: B) To inhibit growth. 17. The hypothalamus is located in the A) Heart. B) Brain. C) Leg. D) Adenoids. Show Answer Correct Answer: B) Brain. 18. Which part of the brain maintains posture and balance? A) Cerebellum. B) Cerebrum. C) Medulla. D) Spinal cord. Show Answer Correct Answer: A) Cerebellum. 19. Refex ARC ..... involuntary revenge A) SHORTEST PATH FOR SHOWING RESPONSE.The closest way to show every action. B) Dealt by Spinal Cord.Maintained by spinal cord. C) Pathway of Quick Reactions are a fast reaction. D) All the above. Show Answer Correct Answer: D) All the above. 20. What does the coordination centre do? A) Processes information from receptors. B) Detects changes in the environment. C) Gives the response. D) Is a change in the environment. Show Answer Correct Answer: A) Processes information from receptors. 21. Which hormone is primarily responsible for the 'fight or flight' response? A) Insulin. B) Adrenaline. C) Thyroxine. D) Cortisol. Show Answer Correct Answer: B) Adrenaline. 22. All hormones are produced in theanswer choices A) Endocrine glands. B) Blood stream. C) Brain. D) Pancreas. Show Answer Correct Answer: A) Endocrine glands. 23. What one is the corrected example for Thigmotropism below?Which of the following is the correct example for us? A) Roots Grow Away from Walls and Rocks Plant roots grow away from the wall. B) Tendrils of Plants Grow Towards Support.In plants rise toward the base of the wires. C) Both both. D) Butterfly Moves Around Flower.Turning around the butterfly flower. Show Answer Correct Answer: B) Tendrils of Plants Grow Towards Support.In plants rise toward the base of the wires. 24. Nerves are formed by Bundles of ..... A) Nephrons Nephrons. B) Nerve endings are nervous. C) Neurons neurons. D) All the above. Show Answer Correct Answer: C) Neurons neurons. 25. The nerve cells in your body are called neurons. From which part of the neuron is most likely responsible for carrying signals between the cell body and axon terminal?answer choices A) Soma. B) Axon. C) Node of Ranvier. D) Schwann cell. Show Answer Correct Answer: B) Axon. ← PreviousNext →Related QuizzesClass 10 Science Chapter 7 Control And Coordination Quiz 1Class 10 Science Chapter 7 Control And Coordination Quiz 2Class 10 Science Chapter 7 Control And Coordination Quiz 3Class 10 Science Chapter 7 Control And Coordination Quiz 4Class 10 Science Chapter 7 Control And Coordination Quiz 5Class 10 Science Chapter 7 Control And Coordination Quiz 6Class 10 Science Chapter 7 Control And Coordination Quiz 7Class 10 Science Chapter 7 Control And Coordination Quiz 8Class 10 Science Chapter 7 Control And Coordination Quiz 9Class 10 Science Chapter 7 Control And Coordination Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books