Lect. 1: Intro & history

Question 1

Ocean importance?

Answer 1

Without watering the ocean, there is no life
Life began in the C 3.7 billion years ago
Life only appeared on land 400 million years ago
The ocean contains 99% of the living space on earth
Covers 70% of earth
Most of the oxygen on earth is produced in the ocean
The ocean regulates, whether and climate
Top 10 feet ocean holds as much heat as the entire atmosphere

Question 2

Biological Oceanography 🐟

Answer 2

Study of oceanic, biological processes and organisms

Question 3

Phytoplankton

Answer 3

Microscopic plants crucial for marine primary production

Question 4

Zooplankton

Answer 4

Small marine animals that fit on phytoplankton

Question 5

Eutrophication

Answer 5

Nutrient enrichment, causing excessive algal growth

Question 6

Primary production

Answer 6

Synthesis of organic compounds by autotroph’s

Question 7

Symbiosis

Answer 7

Mutually beneficial relationships between different organisms

Question 8

Climate change

Answer 8

Long-term alteration of temperature and weather patterns

Question 9

Ocean floor formation

Answer 9

Processes that shape the sea bed overtime

Question 10

Seawater properties

Answer 10

Physical and chemical characteristics of ocean water

Question 11

Atmospheric circulation

Answer 11

Movement of ocean water driven by various forces

Question 12

Waves

Answer 12

Surface oscillation is caused by when energy

Question 13

Tides

Answer 13

Regular rise and fall sea levels

Question 14

Microbial loop

Answer 14

Pathway of energy flow through microbial communities

Question 15

Benthic ecosystems

Answer 15

Communities living on or near the ocean floor

Question 16

Pelagic biomes

Answer 16

Open ocean ecosystems, characterized by depth and light