Assignment 5

Question 1

The juvenile mortality rate is the annual number of deaths of juveniles per
a. 100 births
b. 1000 births
c. 100 live births
d. 1000 live births

Answer 1

1000 live births

Question 2

Pan traps are used for sampling
a. bees
b. butterflies
c. non-pollinator insects
d. pollinator insects

Answer 2

pollinator insects

Question 3

___ employs a simple rule of selecting every kth unit starting with a number chosen at random from 1 to k as the random
start.
a. Simple random sampling
b. Systematic sampling
c. Stratified sampling
d. Multistage sampling

Answer 3

Systematic sampling

Question 4

Which of these is not a measure of absolute population density?
a. total count
b. pelt count
c. capture-recapture method
d. removal method

Answer 4

pelt count

Question 5

The logistic growth equation, when plotted, appears
a. I shaped
b. J shaped
c. S shaped
d. O shaped

Answer 5

S shaped

Question 6

A sampling procedure such that each possible combination of sampling units out of the population has the same chance of
being selected is referred to as
a. Simple random sampling
b. Systematic sampling
c. Stratified sampling
d. Multistage sampling

Answer 6

simple random sampling

Question 7

The minimum replacement level fertility for a population to grow should be greater than
a. 1
b. 2
c. 3
d. 4

Answer 7

2

Question 8

Cover board surveys are typically used for sampling
a. herpetofauna
b. fishes
c. large mammals
d. carnivores

Answer 8

herpetofauna

Question 9

Which of these is true?
a. Physiological longevity > Ecological longevity
b. Physiological longevity = Ecological longevity
c. Physiological longevity < Ecological longevity
d. a or b

Answer 9

a or b

Question 10

___ is how close the measured values are to the correct value.
a. Accuracy
b. Precision
c. Bias
d. Variance

Answer 10

Accuracy