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BIOS 331

Ecology Laboratory

Biological Sciences

3 credit hoursUsually offered: Fall, Spring
Avg GPA
3.39
Easiness
3.60
Total regs
920

Grade Distribution

Spring 2022–Summer 2026 · Percentages use A–F and W outcomes

Avg GPA
3.39
A
66.4%
610
B
18.8%
173
C
7.2%
66
D
2.9%
27
F
2.5%
23
W
2.2%
20
A–F + W
919
Other outcomes
1
All registrations
920

Quick Insights

Avg GPA
3.39
Easiness
3.60
C or better
94.4%
Among A–F outcomes
D or better
97.4%
Among A–F outcomes
Withdrawal rate
2.2%
Among A–F and W outcomes
Most common grade
A
Letter grades only
Outcomes counted
919
A–F and W outcomes

BIOS 331 by Professor

Ranked by historical GPA for 2024SP–2026SP · A–F outcomes only · minimum 20 graded outcomes

#1
Ale, Som Bahadur
3.40
RMP
4.7
41 reviews
Graded
475
Total regs
484
#
Professor
Avg GPA
Student rating
Graded
Total regs
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Ale, Som Bahadur

Top GPA signal with 475 grades.

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About This Class

Field and laboratory data collection for hypothesis testing; required field trips to representative plant communities. Course Information: Animals used in instruction. Required field trips on Saturdays. Prerequisite(s): BIOS 101 or BIOS 120 . Class Schedule Information: To be properly registered, students must enroll in one Laboratory and one Practice.

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Methodology
1
Ale, Som Bahadur
3.40
4.7 (41)
475
484
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