Plant cells that are flooded with salt water will decrease the size of their central vacuoles, and their cell membranes will shrink away from the cell walls. What is this an attempt to do?
a
enable the plant to survive in a drought condition
b
store some water and restrict salt water from entering the cells
c
store salt inside the cell for cell processes
d
release all the water from the cells
Question 27
In highly populated regions, large amounts of runoff, caused by development, can run into nearby streams. This runoff can be warmer than the existing water in the stream. This warm runoff will most likely
a
kill some species of fish as they cannot handle the higher temperature of water.
b
cause the stream to become cleaner by killing bacteria with the heated water.
c
decrease the amount of nitrogen for plants in the soil under the water.
d
increase the amount of oxygen available to organisms in the water.
Question 28
Why are producers and consumers important to the carbon cycle?
Producer Humor :) | Chistes de biología, Dibujos animados de ciencia, Profesores divertidos
a
Cellular respiration, performed by both producers and consumers, makes oxygen.
b
Producers and consumers store and produce carbon compounds.
c
Consumers produce carbon dioxide during photosynthesis.
d
Producers produce carbon dioxide during photosynthesis.
Question 29
The process by which carbon dioxide and water, in the presence of light, are converted to sugar and oxygen is referred to as
a
respiration.
b
transpiration.
c
photosynthesis.
d
biosynthesis.
Question 30
The water cycle process labeled #1 is called
a
precipitation
b
condensation
c
evaportation
d
transpiration
c
evaporation
can you answer all the questions
Sure! Here are the answers to all the questions:
Question 26: The correct answer is b) store some water and restrict salt water from entering the cells.
Question 27: The correct answer is a) kill some species of fish as they cannot handle the higher temperature of water.
Question 28: The correct answer is b) Producers and consumers store and produce carbon compounds.
Question 29: The correct answer is c) photosynthesis.
Question 30: The correct answer is c) evaporation.