13. Which of the following would not result in
secondary succession?
a. Forest fire
b. Flood
c. Logging
d. Volcanic eruption in the ocean

D.

Explanation:

Secondary succession occurs in an area that has already been inhabited. If a new island forms from the volcanic eruption, new species may move in and start a new ecosystem there.

answer: a) a compound microscope has a greater magnification ability than a simple microscope.

explanation:

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).