Questions with Correct Answers 2026-
2027
Species - CORRECT ANSWER -
A group of similar organisms that can breed and produce fertile offspring.
Population - CORRECT ANSWER -all of the individuals of a single species that interact
Community - CORRECT ANSWER -
all of the populations of living things that interact in a place
Ecosystem - CORRECT ANSWER -
a biological community of interacting organisms and their physical environment (living and
non-living variables)
Climate, geology, disturbance - CORRECT ANSWER -
3 examples of abiotic features of an ecosystem
There is more diversity towards the poles, so as we ascend a mountain, we experience eco
systems that change as a result of levitation - CORRECT ANSWER -
Why do mountains have increased diverse ecosystems?
Old growth forest - CORRECT ANSWER -
complex forest that has developed over a long period of time and is relatively untouched b
y human activity
No, mountains have lots of different ecosystems that change with elevation -
CORRECT ANSWER -Was pre-eruption MSH a homogenous species?
,May 18th, 1980 - CORRECT ANSWER -Mount Saint Helens erupted on...
Lateral - CORRECT ANSWER -What kind of explosion was MSH?
Northern slope - CORRECT ANSWER -
The explosion of MSH heavily affected the of the volcano.
Snow acted as a buffer - CORRECT ANSWER -
Following MSH's eruption, there were small surviving plants and animals because of which
buffer?
Pyroclastic flow/pumice plain - CORRECT ANSWER -
Most highly impacted plain of MSH; adjacent to the volcano (north); there were no remnan
ts
Blown down zone / lateral blast - CORRECT ANSWER -
The majority of the area affected by MSH's explosion is referred to as the
.
Blown down zone / lateral blast - CORRECT ANSWER -
This is the largest area affected by MSH's explosion, and it consisted of miles of forests; tre
es remained on their sides. Some lifeforms underground possibly survived.
Spirit lake - CORRECT ANSWER -
a lake clogged with trees and ash on MSH; contains hot springs
Pumice plain - CORRECT ANSWER -
Following the explosion of MSH, everything in the was covered up to
6 feet of tephra/volcanic ash.
, No, it is devoid of nutrients, so the area impacted by the volcanic ash became dust -
CORRECT ANSWER -Does tephra/volcanic ash contain a lot of nutrients?
Plant dispersal - CORRECT ANSWER -
how seeds and spores are spread from the parent plant
Wind dispersal - CORRECT ANSWER -
The type of dispersal that blows and can carry seeds long distances but the seeds land at r
andom; seeds must also be small and light.
Seed coat, cotyledon, and embryo - CORRECT ANSWER -What are the 3 parts of a seed?
Protects seed from being eaten by insect, could stay intact if pass through digestive system,
resists being crushed and losing dampness - CORRECT ANSWER -
3 advantages of a thick seed coat
Faster germination - CORRECT ANSWER -1 advantage of a thin seed coat
Cotyledon - CORRECT ANSWER -
A "seed leaf" which develops as a part of the seed. It provides nutrients to the developing
seedling and eventually becomes the first leaf of the plant.
(*food storage as fats and oils*)
Peanut - CORRECT ANSWER -example of cotyledon
Too large to be eaten, stores more energy, lasts longer before germination, more likely to s
urvive, can grow quickly - CORRECT ANSWER -5 advantages of a large cotyledon
Cannot disperse far - CORRECT ANSWER -1 disadvantage of a large cotyledon