1.
Based on Lamarck's theory of evolution, when Jazerelle dyed her hair into blond,
will her descendant inherit the blond hair?

R. Yes, due to theory of need
S. Yes, due to theory of acquired traits
T. Yes, due to theory of use and disuse
U. No, it is not possible.
For item 2 & 3, answer the questions based on the following situation
In a group of giraffes, there are only short neck. As time passes by, the only
source of food available are only taller trees.

2. Using the theory use and disuse, how will the short neck giraffe survive the
environment?

K. The giraffe kept on stretching their necks until these become longer and
able to reach taller trees
L. The giraffe maintains its short necks and shifted to other source of food.
M. The short neck giraffe produces offspring with long neck.
N. The acquired traits of long neck are passed on to the next generation.

3. What factor/s contributed to the change of the trait of the giraffe?

F. Need to adapt on new environment
G. Need to escape from predator
H. Need to survive
1. Both F and H
4. In a group of deer in Cordillera, which will survive if predators of deer are
introduced?

N. Fast deer
0. Slow deer
P. Both
Q. None

5. Equal population of black peppered moths and white peppered moths inhabit a
particular area in the city. After a while, modernization and industrialization
came. Because of pollution, white peppered moths did not survive while black
peppered moths enjoy the fog. (Source: Department of Education. 2017. Science 10
Learner's Module) Which among the following statements explain the extinction of
white peppered moth?

L. Wings are not used anymore
M. Favored by the environment
N. Survival of the fittest
0. Both M and N