An example of a typical pioneer species, that is one that appears in the earliest stages of ecological succession, is

A. weeds.

B. spider.

C. oak tree.

D. humans.

Use your understanding of the nitrogen cycle to answer the questions provided. The nitrogen cycle could not exist without.

Symptoms for being an heart patient

A student measures the length of a glass rod five times and records the data as: a. 23.487 cm b. 23.493 cm c. 23.516 cm d. 23.501 cm e. 23.477 cm The labeled value of the glass rod is 23.490 cm.

What is deplasmolysis of plant cells?

Which application of hydrates best relies on the anhydrous compound's ability to both absorb water and retain water?

Where does the energy in food come from?

In tropical climates, why is there heavy vegetation but poor soil? a. chemicals cause the soil to be too acidic. b. heavy rainfall washes essential nutrients from the soil. c. heavy rainfall mechanically weathers the soil. d.

What is the process in which humans breed organisms for certain traits?

In which part of body is not found sebaceous glands?

Which of the following accurately describes the angiosperm plant life cycle? A. The ovule develops into an anther. B. The anther produces eggs. C. The embryo develops into a seedling. D. The ovary is haploid.