IGCSE O Level Biology MCQs - Chapter 6

Ecology: O level Biology Trivia Questions and Answers PDF - 8

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The Book Ecology O level Biology Trivia Questios, Ecology O level Biology Quiz Answers PDF Download, Free Ch. 6-8 to study IGCSE O Level Biology Online Course. Solve Biotic and Abiotic in Ecology MCQs, Ecology O level Biology quiz answers PDF to prepare for job interview. The Ecology O level Biology Trivia App Download: Free educational app for biotic and abiotic in ecology, biology questions answers, exam preparation: biology, physical environment: ecology, biotic and abiotic environment career test for colleges offering online degree programs.

The Trivia Quiz: Density can be measured through; "Ecology O level Biology" App APK Download (Free) with answers number of individuals per unit area, number of individuals per square meter, number of total population in a mile and volume per unit mass to learn distance learning courses. Practice biotic and abiotic in ecology quiz questions, download Kindle eBook (Free Sample) for online degrees.

Ecology O level Biology Questions & Answers PDF Download: MCQ Quiz 8

MCQ 36: Density can be measured through

number of individuals per square meter
number of individuals per unit area
number of total population in a mile
volume per unit mass

MCQ 37: In ecosystem, Biomass is the

total mass of living matter at each trophic level
total mass of living things in a biosphere
total number of living organisms in a given area
total energy transferred to each trophic level

MCQ 38: In any ecosystem, the ultimate source of energy is

plants as primary consumers
sun as radiant energy
secondary consumer
heterotroph

MCQ 39: All parts of the Earth where life can be found are called

populations
ecosystems
biosphere
communities

MCQ 40: Interaction and interdependence of plants and animals in a certain place is known as

ecological niche
ecological community
ecological habitat
ecological niche and community

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