Multiple Choice Questions (MCQs)
Kingdom Protista consists of ________.
Members of the domain archaea, don't have ________ in their cell wall.
Food chain only follows a direct, ________ pathway of one animal at a time.
New genetic material is generated during ________ evolution.
In interspecific interactions counter-illumination eliminates ________.
Conditions in the reproductive ________ of a female may not support the sperm of male.
There is limited number of feeding or trophic levels in ________.
________ are strongly affected by light pollution.
Weismann made the important distinction between ________ cells and ________ cells.
Land fill is the example of ________.
Each successional stage is called a ________ stage.
Cynaobacteria is the example of ________.
Variability in Net Primary Productivity of Wetlands and tropical rain forests is ________.
In ________ growth a stationary or stable phase is achieved.
Cascade effect leads to increase in ________ species.
Adult human body contains ________ of water by weight.
Parapatric speciation occurs in small, local populations, called ________.
In pyramid of ________ one trophic level has greater biomass than the one below it.
Which of the following proteins are useful for looking at relationships among more closely related animals?
Animals use ________ to make organic molecules.
Which of the following bacteria have a single flagellum at both ends?
Evolution of 14 species of finches from the original seed eater finches from mainland is the example of ________ speciation.
The rate that new organic matter is made by means of individual growth and reproduction in all the herbivores is ________.
In ________ wings have been modified for hovering.
A specific functional role and place of an organism called its ________.
Atmosphere is ________ nitrogen by volume.
Photosynthesizing bacteria that are related to the chloroplasts of eukaryotic plants and algae are called ________.
There are ________ types of herbivory depending upon different feeding habits.
In crypsis animals habitually press their bodies to the ________.
Third Atmosphere is the constant rearrangement of ________.
Different colors of Mullerian Mimicry depend on ________ and visibility.
________ is the amount of chemical energy as biomass that primary producers create in a given length of time.
The ________ is key element in survival of life.
Approximately ________ tons of sodium chloride is extracted from the Great Salt Lake.
Which of the following has low algal growth?
It has two phases.
This speciation occurs within a single population.
________ speciation occurs within a single population.
Mercury bioaccumulates in the ________ of top predators of the open ocean.
________ transfer heat from one place to another by mass motion of a fluid such as water, air or molten rock.
________ brings all the toxic chemicals in air back into surface runoff.
Orientation towards a factor called ________.
Number of Pilli in a bacterial cell is ________.
The atmosphere provides protective shield against radiation and ________.
In which of the following organism logistic growth occurs.
________ occurs in small, local populations, called demes which are not completely isolated from each other.
According to Endosymbiotic Theory, ________ evolved from endocytosis of aerobic bacteria.
________ is an early freshwater reptile, found as fossils from the Early Permian Period.
________ consists of distinct biological communities.
According to ________ model of evolution "species do not change significantly over millions of years".
________ competition occurs between two species to use the same resources.
Transparency in interspecific interactions showed by ________.
Removal of apex predator in environment called ________.
Volcanic eruptions release ________ into the atmosphere.
Each ________ trophic level has its own secondary productivity.
In homeostasis ________ is a critical factor.
Loss of ________ percent energy occurs from one level to next.
Files and ________ have outlandish proboscises.
Who proposed the law of use and disuse?
________ pyramids are usually, but not always, upright.
Thermoacidophiles live in the environment with ________ pH.
They release digestive enzymes by their hyphae
In ________ isolation, courtship behaviour patterns of two animals are inappropriate for each other.
Legs have been modified for perching in ________.
Which of the following diseases is caused by sewage water?
In transpiration plants absorb ________ from the soil.
Which of the following limiting factor cannot regulate population at constant level?
In aquatic ecosystem, ________ reacts with the water to form bicarbonate ions.
Thermoacidophiles live in superheated water with temperature ________.
Existence of shared ancestry between a pair of structures, or genes, in different taxa occur in ________.
It represent tiny portion of the complexity of real ecosystems.
According to the ________ concept, Evolutionary changes are occuring gradually over millions of years.
Population size ________ above carrying capacity.
The ________ is a energy intensive process.
Likely sea level rise during the 21st century is ________.
They can breakdown carbohydrate anaerobically also.
It occurs in large animals.
The salt concentration in oceans is roughly ________.
Wings have been modified for soaring in ________.
In Nitrogen cycle Immobilization is the opposite of ________.
It occurs when uptake from the water is greater than excretion.
The theory of ________ states that evolution occurs primarily through short bursts of intense speciation, followed by lengthy periods of stasis.
In ________ legs have been modified for swimming.
In aposematism advertisement of signals includes ________.
________ was Father of geology and stratigraphy.
________ enables animals to survive periods of reduced food availability.
They obtain energy by means of inorganic oxidation reactions
Which of the following is NOT the external factor of Ecosystem?
Who is the father of taxonomy and systematics?
Second atmosphere formed carbonates that were deposited as ________.
Which microparasites reproduce inside host ________.
Short protein appendages smaller than flagella is called ________.
Which of the following is not the characteristic of Eutrophic lake?
Cell wall of bacteria consists of ________.
Layers of atmosphere increases with ________ in some regions.
Which of the following order is correct?
In Mesosphere lower boundary is ________ to 65 kilometres.
Proteolysis releases nitrogen and ________.
One of the major disruptions is loss of habitat in ________.
Animals undergo ________ in extended period of drying.
Gregor Mendel proposed the laws of genetics in ________.
K-selected species are typically ________ competitors in such crowded habitats.
Bacteria use ________ in conjugation for exchange of genetic material.
Stratosphere is ________ major layer of Earth's atmosphere.
Which of the following are also called blue green algae?
If reproductive isolation is due to reproducing at different times, it is ________.
In ________ at either limit, one or more essential functions cease.
Which of the following bacteria fix atmospheric nitrogen in anaerobic conditions?
Natural environment where a species/organism lives is called ________.
Which of the following bacteria have tuft of flagella at one end?
According to first law of thermodynamics ________ is neither created nor destroyed in the biosphere.
Thermosphere Known as ________
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