IGCSE A Level Biology Practice Test 80

Ecology Multiple Choice Questions (MCQ) PDF - 80

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The MCQ Quiz: Carbon dioxide (CO₂) is released in the atmosphere through; "Ecology" App APK Download (Free) with answers combustion, respiration, decay and all of others to study distance learning courses. Study ecology questions and answers, Apple Book to download free sample for SAT test prep classes.

Ecology Questions and Answers PDF Download: Quiz 80

MCQ 396: Carbon dioxide (CO₂) is released in the atmosphere through

A) respiration

B) combustion

C) decay

D) all of others

MCQ 397: The second stage in urine making involves

A) ultra-absorption

B) ultra-filtration

C) egestion

D) selective reabsorption

MCQ 398: In plants, movement of water from cell to cell is

A) plasmodesmata

B) referred to as plasmodesmata

C) referred to as symplast pathways

D) referred to as apoplast pathways

MCQ 399: Angina pectoris means

A) chest pains

B) narrowing of lumen

C) dilatation of arteries

D) abnormal deposits of fatty materials

MCQ 400: Blood Plasma and glomerular filtrate are different in concentrations of

A) uric acid

B) proteins

C) creatinine

D) urea

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