This quiz works best with JavaScript enabled. Home > Grammar > Sentence Structure > Coordination – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Coordination Quiz 21 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which part of the eye causes the greatest refraction of light? A) Aqueous humour. B) Cornea. C) Lens. D) Vitreous humour. Show Answer Correct Answer: B) Cornea. 2. Which hormone interacts with membrane bound receptor and does not normally enter the target cell? A) FSH. B) Estrogen. C) Thyroxine. D) Cortisol. Show Answer Correct Answer: A) FSH. 3. EAN (Effective Atomic Number) of a metal carbonyl M(CO)$_{x}$ is 36. If atomic number of metal M is 26, what is the value of x? A) 4. B) 8. C) 5. D) 6. Show Answer Correct Answer: C) 5. 4. Which of the following are plant hormones A) Auxin. B) Cytokinin. C) Gibberellin. D) Abcissic acid, ethylene. E) All. Show Answer Correct Answer: E) All. 5. How do parasympathetic neural signals affect the working of the heart? A) Reduce both heart rate and cardiac output. B) Heart rate is increased without affecting the cardiac output. C) Both heart rate and cardiac output increase. D) Heart rate decreases but cardiac output increases. Show Answer Correct Answer: A) Reduce both heart rate and cardiac output. 6. In industrial processes, transition elements and their oxides are used in A) Surfactants. B) Insecticides. C) Catalyst. D) Any of them. Show Answer Correct Answer: C) Catalyst. 7. Climbing stairs is an example of A) Hand-eye skills. B) Gross motor skills. C) Fine motor skills. D) None of the above. Show Answer Correct Answer: B) Gross motor skills. 8. In the coordination compound, K$_{4}$[Ni(CN)$_{4}$], the oxidation state of nickel is A) 0. B) +1. C) -1. D) +2. Show Answer Correct Answer: A) 0. 9. Provide an example of a bidentate ligand and its complex. A) Oxalate (ox) and its complex [Ni(ox)2]2-. B) Acetylacetonate (acac) and its complex [Fe(acac)3]. C) Water (H2O) and its complex [Ag(H2O)2]+. D) Ethylenediamine (en) and its complex [Cu(en)2]2+. Show Answer Correct Answer: D) Ethylenediamine (en) and its complex [Cu(en)2]2+. 10. Which of the following is NOT the role of the spinal cord in the body? A) It will be the passageway of all information to our brain. B) It will give support our body to maintain our balance and coordination. C) It will hep to secrete hormones to digest the food that we eat. D) None of the above. Show Answer Correct Answer: C) It will hep to secrete hormones to digest the food that we eat. 11. Which is the correct skeleton analysis of this sentence?For lunch Simon ate a large Cornish pasty and a bag of crisps. A) [ASPO]. B) [ASP]. C) [ASP]. D) [ASP[NP+NP]]. Show Answer Correct Answer: C) [ASP]. 12. Exercise 1:Identifying Faulty CoordinationIdentify the following sentence as either Correct or having Faulty CoordinationThe construction company finished the building, and the supplies arrived, and we stocked the shelves, but our clerks need training, and that will take several weeks. A) Correct. B) Faulty Coordination. C) All the above. D) None of the above. Show Answer Correct Answer: B) Faulty Coordination. 13. What detects a stimulus? A) A detector. B) An effector. C) A receptor. D) A Simulator. Show Answer Correct Answer: C) A receptor. 14. The gaps between neurons are called ..... A) Effectors. B) Neurotransmitters. C) Reflexes. D) Synapses. Show Answer Correct Answer: D) Synapses. 15. Which of the following complexes can exhibit optical isomerism? (en = H$_{2}$N-CH$_{2}$-CH$_{2}$-NH$_{2}$ and is bidentate) A) Cis-Co(NH$_{3}$)$_{4}$Cl$_{2}$. B) Trans-Co(en)$_{2}$Br$_{2}$. C) Cis-Co(en)$_{2}$Cl$_{2}$. D) Co(NH$_{3}$)$_{3}$Cl$_{3}$. Show Answer Correct Answer: C) Cis-Co(en)$_{2}$Cl$_{2}$. 16. In which of the following compounds an atom contributes both the electrons to form a bond? A) Covalent compound. B) Ionic compounds. C) Co-ordination compounds. D) Organic compounds. Show Answer Correct Answer: C) Co-ordination compounds. 17. Which of the following is caused due to hypersecretion of thyroxin hormone? A) Goitre. B) Exophthalmic goitre. C) Cretinism. D) Myxoedema. Show Answer Correct Answer: B) Exophthalmic goitre. 18. Anterior lobe of pituitary secretes A) ACTH, TSH and oxytocin. B) STH, GH and ADH. C) TSH, ADH and prolactin. D) FSH, GH and LH. Show Answer Correct Answer: D) FSH, GH and LH. 19. What is the role of ligands in coordination chemistry? A) Ligands act as electron pair acceptors from central metal atoms. B) Ligands serve as electron pair donors to central metal atoms in coordination chemistry. C) Ligands are responsible for the oxidation of central metal atoms. D) Ligands increase the temperature of coordination complexes. Show Answer Correct Answer: B) Ligands serve as electron pair donors to central metal atoms in coordination chemistry. 20. Auxins are the hormones in the plants which Promote cell elongation and are involved in phototropism and gravitropism. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. Mark the correct statement A) Electrical synapses are more common in our neural system than chemical synapses. B) The new potential in post synaptic neuron may be either excitatory or inhibitory. C) Hypothalamus is the major coordination centre for sensory and motor signaling. D) The tracts of nerve fibres that connect two cerebral hemispheres are called corpora bigemina. Show Answer Correct Answer: B) The new potential in post synaptic neuron may be either excitatory or inhibitory. 22. The number of chloride ions given by the complex [Co(NH$_{3}$)$_{5}$Cl]Cl$_{2}$ A) 2. B) 3. C) 1. D) None. Show Answer Correct Answer: A) 2. 23. During depolarization of the neuronal membrane- A) Na$^{+}$ ions rapidly move to the inside of the cell. B) Na$^{+}$ ions rapidly move to the outside of the cell. C) K$^{+}$ ions rapidly move to the outside of the cell. D) K$^{+}$ ions rapidly move to the outside of the cell. Show Answer Correct Answer: A) Na$^{+}$ ions rapidly move to the inside of the cell. 24. Which of the following is correct about ear drum (tympanic membrane)? A) It is composed of connective tissues covered with skin inside and with mucous membrane outside. B) It consists of connective tissues covered with skin outside and mucus membrane inside. C) It consists of proteins-lipids-proteins only. D) It consists of hyaline cartilage. Show Answer Correct Answer: B) It consists of connective tissues covered with skin outside and mucus membrane inside. 25. Diabetes mellitus occurs due to hyposecretetion of A) Insulin. B) Glucagon. C) Thyroxine. D) Adrenaline. Show Answer Correct Answer: A) Insulin. ← PreviousNext →Related QuizzesGrammar QuizzesCoordination Quiz 1Coordination Quiz 2Coordination Quiz 3Coordination Quiz 4Coordination Quiz 5Coordination Quiz 6Coordination Quiz 7Coordination Quiz 8Coordination Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books