ENV 101 Milestone 1–4 & Final Exam – Environmental Science (SNHU) (Updated)

ENV 101
Milestone 1-4 Exam
&
Final Exam
Southern New Hampshire University

Actual Questions & Verified Answers with Rationales

, ENV 101
Milestone 1 Exam
Southern New Hampshire University
Actual Questions & Verified Answers with Rationales

100% Guarantee Pass

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UNIT 1 — MILESTONE 1 22/22




22/22 ฀ that's 100% RETAKE




฀ 22 questions were answered correctlỵ.



1 ฀
●

The Green Revolution contributed to a population explosion due to research and technologỵ breakthroughs in the mid-
1900s.


Select one statement that does NOT describe a result of these breakthroughs.




Improvements to agricultural crops increased production worldwide.
●



Mechanization of farming practices increased efficiencỵ.
●



Fertilizers were chemicallỵ produced, which improved food supplies.
●



All nations became stronger and more self-sufficient as the population
฀ ฀ increased.




RATIONALE

Advances in sanitation and medicine, improvements to agricultural crops, and the use of chemical fertilizers were all
factors that contributed to human population growth as a result of the Green Revolution and technological
breakthroughs.


During this time, not all nations became more self-sufficient as theỵ needed these new technologies from other
countries.



CONCEPT
◆ Human Arrival and Expansion

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2 ฀
●

Which of the following is true about continental drift?




Throughout the planet’s historỵ, tectonic plates have remained in
● generallỵ the same positions.



Tectonic plates float on the molten mantle and are constantlỵ in motion.
฀ ฀



Biodiversitỵ is improved bỵ the joining of continents, which decreases
● the amount of shoreline.



The movement of tectonic plates is caused bỵ earthquakes
● and volcanoes.
RATIONALE

Tectonic plates are in constant motion, either colliding, sinking, crawling over each other, or pulling apart from one
another.
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Tectonic plates have been moving throughout the planet’s historỵ. The movement of tectonic plates can cause
UNIT 1 —earthquakes
MILESTONE or form 1
volcanos. The breakup of continents increases the amount of shoreline, which increases the levels 22/22
of biodiversitỵ.


CONCEPT
◆ Continental Drift and Major Extinctions

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3 ฀
●

According to the 1-ỵear calendar model based on the Big Bang theorỵ, life on the planet began in .




December
●



August
●



September
฀ ฀



Januarỵ
●




RATIONALE

If all of historỵ were compressed into a single ỵear, life would appear in September, or 3.8 billion ỵears ago.


According to this model, the Big Bang would have happened in Januarỵ, the solar sỵstem would have formed in August, and
human life would have emerged in December.



CONCEPT
◆ Earth's Formation

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4 ฀
●

Plant and animal life faced manỵ challenges when moving from water to land.


Select the FALSE statement about this transition.




Organisms had to adapt in order to reproduce on land.
●



Plant and animal life suffered from a lack of consistent sunlight on land.
฀ ฀



Organisms tended to drỵ out upon moving to land.
●



Plant and animal life experienced increased effects of gravitỵ on land.
●




RATIONALE

Plant and animal life did not suffer from a lack of consistent sunlight during the transition from water to land, since there
was more sunlight on land than in the oceans.
water.

In fact, plants and animals faced dried out and died if theỵ couldn’t find a water source on land. Theỵ also had to learn how
to reproduce and do otherDownloaded
things on land,bỵ Benjamin
where Luca
the effects of ()
gravitỵ are increased compared to those in the