Card Set Information
bio 2 exam 2
The escape of drops of water out of a plant through lead vein ending is known as:
Which force pushes water through the xylem as water moves into the root by osmosis?
According to the cohesion tensison model, which of the following is the primary foce responsible for xylem transport?
Which of the following statements is not true about stomata?
The opening of stomata follows the diffusion of potassium ions into the guard cells.
Where does most of the carbon come from that plants require?
The metod of water culture, or ______, is best for determining a plants mineral requirements.
Which of the following is not an essential mineral nutrient in plants?
actively transport some mineral ions into the cell.
Which of the following is the current explanation for the movement of organic material in phloem?
pressure flow model.
Which of the following statemtns does not apply to memebres of the kindgom Animalia?
There are unicellular and multicellular forms
Which of the following is not a characteristic of memebrs of the phylum Porifera?
water enters through a single cavity, the osculum
Which of the following statemtns does not apply to cnidarians?
They have two tissue layers, one derives from ectoderm and the other from endoderm.
Ascaris is a parasitic:
none of the above.
do not have a gastrovascular cavity for digestion like free-living flatworms.
Which os the following are characcteristic of phylum Nematoda?
The mantel of molluscs may contribute to which of the following body parts?
Hemocyanin is the _______- contaning blood pigment found in molluscs.
Which of the following is not a characteristic of annelids?
open circulatory system
Which of the following is not true of memebrs of phylum Echinodermata?
They include the bivalves
The grasshopper is:
an arthropod that molts.
Which of the following classes lacks a visceral mass, mantle, and foot?
Which of the following statemtns about arthropods is incorrect?
They have a rigid internal skeleton.
ectothermic terrestrial vertebrates
Which of the following classes exhibit metamorphosis?
All of the above. (insecta, Amphibia, Asteroidea)
A millipede has two pairs of legs on most segments.
Amphibians are endotherms with thin moist skin, small inefficient lungs and aquatic larvae.
Fishes with dermal denticles are ______; fishes with an operculum are ______.
Which of the following groups has (have) members that have an abdominal pouch?
Monotremes & Marsupial mammals. (both b and C)
Which of the following is not a placental mammal?
Chordates are characterized by a notochord, a postanal tail, and what two other defining characteristics?
dorsal hollow nerve cord and pharyngeal
Which of the following is not derives from the mesodermal germ layer?
Which of the following tissues lines body cavities?
Which of the following tissues may be grandular?
Which of the following tissues includes bone and cartilage?
Haversian systems or osterons are found in which of the following?
Which of the following tissues contains actin and myosin filaments?
The flow of impulse through a neuron is in which direction?
dendrite to cell body to axon
Which statement is not true about homeostasis in body temperatures?
The body repsons to head by constricting the blood vessels in the skin.
Which of the following is not found in the ventral body cavity?
The dermal layer of skin contains all of the following except?
The human seleton remains carilaginous in all of the following areas except?
Fibroblasts are the predominant cell type in which type of tissue?
loose connective tissue
Which of the following does not promote growth in plants?
Abscisic acid is called the stres hormone because it:
Promotes closure of stomata and promotes seed and bud dormancy. (both b and c)
In foolish seedling disease, rice plants infected with a parasitic flatowrm produce an excess of gibberellins.
Stems exhibit negative gravitropism and roots exhibit positive gravitropism.
Thigmotropism occurs because plants cells in contact with an object tend to grown more than other plant cells.
The critical length of short day plants is shorter than the critical length for long day plants?
Which of the following statemtns best descrives the movement of water that results from the foce of osmotic potential?
water tends to move from the area of lower colute concentration of the area of higher solute concentration.
Which of the following descrives the shape of individual pseudostratified epithelial cells?
Name the impermeable layer that borders four sides of the endodermal cells in eudicot roots.
Name the respiratory openings in the exoskeleton of a grasshopper.
Name the group of vertebrates whose members have a single loop circulatory system.
Name the group of placental mammals that includes seals and walruses.
Name the group of placental mammals that includes shrews and moles.
Name the plant hormone that stimulates the production of cellulase, an enzyme that hydrolyzes the cellulose in plant cell walls.