Biology - Chemical Coordination and Integration
Practise 3 IAT (IISER) previous year questions on Chemical Coordination and Integration, compiled from papers spanning 2018 to 2026. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty IAT (IISER) tests.
Chemical Coordination and Integration has been asked in 3 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 3 questions in all. 33% of them were easy, 67% moderate and 0% tough. Most of its questions came from 2026, with 1 question that year. In the last three years (2023–2026) it had 1 question across 3 papers, about 0.3 per paper.
All of the chapter's questions come from a single topic, Introduction.
- 1Which one of the following correctly describes the mode of action of Follicle Stimulating Hormone (FSH) and estrogen?2026Introduction
- 2Osmoreceptors are sensitive to changes in ionic concentrations and volumes of body fluids. Which among the following best describes the func2022Introduction
- 3Which one of the following statements about second messengers is correct?2018Introduction
Frequently Asked Questions
1.How many questions are available for Chemical Coordination and Integration?
This chapter includes 3 questions compiled from IAT (IISER) papers spanning 2018 to 2026.
2.Are these questions only from IAT (IISER), or from other exams too?
These are IAT (IISER) questions specifically for the Chemical Coordination and Integration chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is Chemical Coordination and Integration an important chapter for IAT (IISER) Biology?
Chemical Coordination and Integration has appeared in 3 of the 10 years of IAT (IISER) papers covered here, with 3 questions across 3 papers - about one per paper it appears in.
4.What is the difficulty level of Chemical Coordination and Integration questions in IAT (IISER)?
Of the 3 questions analysed for this chapter, 33% are easy, 67% moderate and 0% tough. 2026 had the most, with 1 question.
5.Which topics in Chemical Coordination and Integration should I focus on?
All of this chapter's questions come from a single topic: Introduction.
6.Is Chemical Coordination and Integration's weightage in IAT (IISER) going up or down?
Across all 3 papers analysed, Chemical Coordination and Integration has averaged about 1.0 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.3 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.