Which of the following statements concerning pore spaces is false?
a. Minerals are removed from soil via leaching.
b. Water is held in the smaller pores, and air is found in the larger pores.
c. They occupy approximately 50% of a soil's volume.
d. They typically contain more carbon dioxide than found in the atmosphere.
e. Immediately after a heavy rain, most pore spaces remain filled with air.
E
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All the following statements about the concept of niche are true, EXCEPT -
a) A niche is the range of conditions an organism can survive in b) The fundamental niche is always a subset of the realized niche c) The niche of an organism is influenced by predators and competitors d) The fundamental niche is all the environmental conditions that allow a species to maintain a stable population size e) None of the above (all are true)
Describe the process of double fertilization in flowering plants
What will be an ideal response?
If you transfer bacterial growth from a broth to an agar plate but nothing grows after incubation, what may have occurred?
What will be an ideal response?
Answer the following questions true (T) or false (F)
1. Hypothalamic neurons directly control the anterior pituitary with neural stimuli at a synapse. 2. Most of the hormones of the anterior pituitary control other endocrine glands. 3. Follicle-stimulating hormone stimulates thyroid gland follicles to produce T4.