🔹 Section I – Multiple Choice (Flashcards)
(12 cards)
What is Ecology?
The study of plants and animals in their environment.
What is a compound?
A substance made of two or more atom types chemically bonded.
What is an element?
: A pure substance made of one atom type. (Answer: A and C only)
Example of a food chain?
Pond weed → Snail → Duck
What separation technique is used for coffee?
Filtration
In an energy pyramid, how much energy does a fox get from 1000 MJ?
1 MJ
How do you separate ink colours?
Chromatography
What are some abiotic features?
Humidity, wind speed, temperature
What is the difference between respiration and photosynthesis?
Respiration: O₂ + glucose → H₂O + CO₂
Photosynthesis: CO₂ + H₂O → glucose + O₂
(Note: Beware of incorrect equation formats.)
what is the solute?
a substance that can be dissolved into a solution by a solvent
Which are non-metals?
(dull, shatter, do not conduct electricity)
What is Precipitation?
water released from clouds in the form of rain, freezing rain, sleet, snow, or hail
