Exam (elaborations)

Biology Quiz 2025

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Module
A level Biology

Institution
A Level Biology

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Uploaded on January 13, 2025
Number of pages 9
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

biology quiz 2025 10 rule ansonly 10 of the tot

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Biology Quiz 2025
10% rule -ansonly 10% of the total energy produced at each trophic level is available to the next level. The
amount of energy passed up to the levels of the food pyramid reduces as you go up.

1st law of Thermodynamics -ansthe law that states that energy cannot be created nor destroyed

2nd law of Thermodynamics -answhenever energy is converted from one form to another form some energy is
lost as heat

Abiotic -ansnon-living

Activation Energy -ansthe energy that an atomic system must acquire before a process (such as an emission or
reaction) can occur

Active site -ansthe part of an enzyme or antibody where the chemical reaction occurs

Adhesion -ansan attraction between molecules of different substances

Aerobic -ansprocess that requires oxygen

Amylase -ansany of a group of proteins found in saliva and pancreatic juice and parts of plants

Anaerobic -answithout oxygen

Anus -ansopening of the rectum to the outside of the body

Appendix -ansa vestigial process that extends from the lower end of the cecum and that resembles a small
pouch

, Asexual -ansa type of reproduction involving only one parent that produces genetically identical offspring by
budding or by the division of a single cell or the entire organism into two or more parts

Autotroph -ansorganism capable of synthesizing its own food from simple organic substances

Bile -ansa digestive juice secreted by the liver and stored in the gallbladder

Biome -ansa major biotic community characterized by the dominant forms of plant life and the prevailing
climate

Biotic -ansliving

Calorie -ansa unit of the energy supplied by food

calorie -ansunit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by
1 degree centigrade at atmospheric pressure

Capillary action -ansa phenomenon associated with surface tension and resulting in the elevation or depression
of liquids in capillaries

Carnivore -ansany animal that feeds on flesh

Catalyst -ans(chemistry) a substance that initiates or accelerates a chemical reaction without itself being
affected

Cecum -ansthe cavity in which the large intestine begins and into which the ileum opens

Cellular respiration -ansthe metabolic processes whereby certain organisms obtain energy from organic

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