Respiration in Plants
Class 11 · Biology
114 questions46 easy52 medium16 hard
Sample Questions
Q1.Which statement best describes an amphibolic pathway?
- AA pathway that only breaks down molecules (catabolic)
- BA pathway that only synthesises molecules (anabolic)
- CA pathway involved in both catabolism and anabolism
- DA pathway that does not involve any energy changes
Q2.In animal muscle cells during vigorous exercise, pyruvic acid is reduced to:
- AEthanol
- BAcetyl CoA
- CLactic acid
- DCitric acid
Q3.Where is the electron transport system (ETS) located?
- AIn the cytoplasm
- BOn the inner mitochondrial membrane
- CIn the mitochondrial matrix
- DOn the outer mitochondrial membrane
Q4.For aerobic respiration, pyruvate must be transported from the __(1)__ to the __(2)__.
- A(1) mitochondria, (2) cytoplasm
- B(1) cytoplasm, (2) mitochondria
- C(1) nucleus, (2) chloroplast
- D(1) endoplasmic reticulum, (2) Golgi body
Q5.Which statement correctly distinguishes respiration from combustion?
- ABoth release energy in a single step
- BRespiration is a stepwise, enzyme-controlled process that traps energy in ATP, while combustion releases all energy as heat in one step
- CCombustion occurs inside cells while respiration occurs outside
- DRespiration does not require oxygen while combustion does
Q6.This is a sample question to preview what you'll get in the full practice test...
- A. Option one
- B. Option two
- C. Option three
- D. Option four
Concepts Covered
ATP Synthase and ChemiosmosisAerobic Respiration OverviewAmphibolic PathwayCellular Respiration OverviewElectron Transport System (ETS)FermentationGaseous Exchange in PlantsGlycolysis (EMP Pathway)Krebs Cycle (TCA Cycle)Oxidative PhosphorylationPyruvate OxidationRespiratory Balance SheetRespiratory Quotient (RQ)Respiratory Substrates
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