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An example of a fish that aestivates is
The brightly colored eyespot on the hind wings of a moth is an example of
The ability of a chameleon to change its color is an adaptive feature for
Spines and shells on animals are adaptations for
One adaptation of reptiles to water loss is the presences of
Germination which results in the cotyledons being brought above ground is called
For growth to occur in organisms, the rate of
Water is necessary for a germinating seed because it
The function of ribosome in cells is
Muscles are indirectly attached to bones by means of
The organelle involved in tissue respiration is the
The membrane surrounding the vacuole in a plant cell is called the
Secondary thickening in a dicotyledonous stem is controlled by the
The companion cells are part of the
A band of connective tissue linking two bones in a joint is known as
Which of the following is an organ
A hydrostatic skeleton is the type of supporting system found in
The scapula and the ischium are parts of the
The main structure in vertebrae that supports and protects the body is the
A plant tissue that carries water and mineral salts is the
Which of the following relationship involves only one organism?
A pollutant that is mostly associated with acid rain is
Secondary thickening is initiated in a dicotyledonous stem by the
The red coloration on the head of a male lizard helps it to
In which of the following vertebrates does the skin function as a respiratory surface?
The organism is found in soil rich in
Which of the following does a virus have in common with animal cells
Nastic movement is
The behavioral adaptation in social insects could best be described as
A pollutant that is biodegradable is
The enzyme that is present in the saliva is
The vascular tissues in higher plants are responsible for
The average number of individuals of a spear per unit area of the habitat is the
The loss of soil through erosion can be reduced by
Which of the following animals is most adapted for water conservation?
The most important ecological factor in a terrestrial environment is
Plants that grow in an area that is neither too wet nor too dry are
Which of the following is an example of a carnivorous plant?
The natural process that produces adaptive evolutionary changes is
A major adaptive feature of endoparasites is the
Which of the following has the most primitive respiratory system?
Which of the following factors can bring about competition in a population
The highest level of ecological organization is the
An organism that exhibits extracellular digestion is
A unique characteristic of the cervical vertebrae is the presences of
The larval stage of a mosquito is called
The inactive state exhibited by an animal during hot and dry seasons is termed
For heterotrophic organisms, competition is least caused by the inadequacy of
An amoeba and an unlaid chicken egg are
Which of the following groups is the most advanced?