E6 Unit3.2

1. Overfishing damages the marine ecosystem.

• A. True
• B. False

2. The market value of bycatch is high.

• A. True
• B. False

3. Which of the following is an impact of overfishing on the food chain?

• A. The number of zooplankton increases
• B. The number of phytoplankton increases
• C. The number of small fish decreases
• D. The number of big fish increases

4. Which of the following is the most destructive fishing practice?

• A. Blast fishing
• B. Gill netting
• C. Purse seining
• D. Bottom trawling

5. Which of the following is NOT an impact of overfishing on the marine ecosystems?

• A. Damage to seabed
• B. Increase in biodiversity
• C. Disruption to food chain
• D. Danger of extinction