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