This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 7 Control And Coordination – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 7 Control And Coordination Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Phyto Harmone Responsible For Prolongation Of Seed Dormancy ..... A) ABA. B) Auxin Axin. C) Etheline Otherin. D) None is nothing. Show Answer Correct Answer: A) ABA. 2. In human, the number of cranial nerves is A) 12. B) 31. C) 24. D) 26. Show Answer Correct Answer: C) 24. 3. Which one of the endocrine glands is known as master gland? A) A) Pituitary. B) B) Adrenal. C) C) Thyroid. D) D) Parathyroid. E) Ans. a) Pituitary. Show Answer Correct Answer: A) A) Pituitary. 4. Nastic Movements and ..... Are Responses Shown in Plants.Nasty motion and ..... natural reactions found in plants. A) Chemicals chemicals. B) Tropic Movements App Motions. C) Both both. D) None of the above. Show Answer Correct Answer: B) Tropic Movements App Motions. 5. Centre for regulating body temperature is A) Pons. B) Cerebellum. C) Medulla. D) Hypothalamus. Show Answer Correct Answer: D) Hypothalamus. 6. Which of the following helps in the homeostasis control process? A) P, Q and R only. B) P, R and S only. C) Q, R and S only. D) P, Q, R and S. Show Answer Correct Answer: D) P, Q, R and S. 7. Which part of the neuron receives information from the environment? A) Axon. B) Dendrite. C) Cell body. D) Conclusion. Show Answer Correct Answer: B) Dendrite. 8. Iodine is necessary for the synthesis of which hormone? A) Adrenaline. B) Thyroxine. C) Auxin. D) Insulin. Show Answer Correct Answer: B) Thyroxine. 9. Which hormone helps cells to grow longer in response to light? A) Cytokinins. B) Auxin. C) Gibberellins. D) Ethylene. Show Answer Correct Answer: B) Auxin. 10. The Chemical Secreted By Stigma Enables The Pollen to Settle on.The action of the chemical is known ..... A) Thigmo tropism tactile app. B) Chemo Tropism Chemical app. C) Both both. D) Hydro Tropism Hydro App. Show Answer Correct Answer: B) Chemo Tropism Chemical app. 11. Stimuli means ..... stimulus means ..... A) Danger from Environt's danger. B) Sudden Change in Environment. C) Both both. D) Command Delivered by Brain. Show Answer Correct Answer: B) Sudden Change in Environment. 12. Which of the following is NOT an effect of adrenaline? A) Stimulation of the liver to break down glycogen. B) An increase in basal metabolic rate. C) Vasoconstriction in arterioles supplying the skin. D) An increase in heart rate. Show Answer Correct Answer: B) An increase in basal metabolic rate. 13. What type of movement is shown by plant tendrils? A) Phototropism. B) Geotropism. C) Hydrotropism. D) Thigmotropism. Show Answer Correct Answer: D) Thigmotropism. 14. The central nervous system consists of the:answer choices A) Brain and spinal nerves. B) Spinal nerves and cranial nerves. C) Cranial nerves and spinal cord. D) Spinal cord and brain. Show Answer Correct Answer: D) Spinal cord and brain. 15. The disease Diabetesmellitus is most often associated with which hormone? A) ADRENALINE. B) INSULIN. C) THYROXINE. D) ADH. Show Answer Correct Answer: B) INSULIN. 16. MID BRAIN CONNECTS FORE BRAIN WITH ..... A) HYPOTHALAMUS. B) CEREBELLUM. C) Medulla Oblongata. D) ALL THE ABOVE. Show Answer Correct Answer: B) CEREBELLUM. 17. The brain is lodged inside the cavity of skull known as: A) A) Piamater. B) B) Duramater. C) C) Cranium. D) D) Meninges. E) Ans. c) Cranium. Show Answer Correct Answer: C) C) Cranium. 18. The involuntary actions in the body are controlled by ..... A) Cerebellum. B) Medulla in forebrain. C) Spinal Cord. D) Medulla in hindbrain. Show Answer Correct Answer: D) Medulla in hindbrain. 19. 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. Show Answer Correct Answer: D) Abscisic acid. 20. What is the function of the pituitary gland? A) It makes the hormone insulin that controls blood sugar levels and digestive enzymes. B) It makes thyroid hormones, which control your metabolism. C) It makes the fight or flight" hormone adrenaline. D) It uses information it gets from your brain to "tell" other glands in your body what to do and produces many different important hormones. Show Answer Correct Answer: D) It uses information it gets from your brain to "tell" other glands in your body what to do and produces many different important hormones. 21. Posture and balance of the body is controlled by A) Pons. B) Spinal slander. C) Cerebellum. D) Cerebrum. Show Answer Correct Answer: C) Cerebellum. 22. Neuronssend messages to one another via electrical impulses A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. Which of the following hormones is a growth inhibitor? A) Auxin. B) Gibberellin. C) Cytokinin. D) Absissic acid. Show Answer Correct Answer: D) Absissic acid. 24. Which endocrine gland is called the master glandanswer choices A) Pituitary. B) Pineal. C) Adrenals. D) Thyroid. Show Answer Correct Answer: A) Pituitary. 25. Identify the name of the white insulating substance that often covers the axon of a neuron and helps speed up the conduction of the message A) Myel. B) NEROTRANSMITTER. C) Conclusion. D) VESICLE. Show Answer Correct Answer: A) Myel. ← 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 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 10Class 10 Science Chapter 7 Control And Coordination Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books