Recent questions in Biology

A food web:-

asked Apr 1, 2014 by sreemathi.v

1 answer

Which statement is true about this food chain :-Grass $\rightarrow$ Rabbit $\rightarrow$ Snakes $\rightarrow$ Hawks

asked Apr 1, 2014 by sreemathi.v

1 answer

If 2 species compete for same resource,they could avoid competition by choosing different times for feeding or different foraging patterns.This phenomenon is called :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Biological equilibrium is an equilibrium between

asked Apr 1, 2014 by sreemathi.v

1 answer

Annual net productivity of a biosphere is approx.equal to :

asked Apr 1, 2014 by sreemathi.v

1 answer

Which of the following is correct formula for GPP(Grass primary productivity)[NPP-Net primary productivity,R-Respiratory losses]

asked Apr 1, 2014 by sreemathi.v

1 answer

Autotrophic components of a pond ecosystem include

asked Apr 1, 2014 by sreemathi.v

1 answer

Optical distribution of different species occupying different levels is :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Functional unit of nature is :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Phytophagous insects show which kind of interaction with plants

asked Apr 1, 2014 by sreemathi.v

1 answer

Biological control method is based on which type of interaction?

asked Apr 1, 2014 by sreemathi.v

1 answer

Interaction is detrimental to both species is :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Mutualism can be represented as :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Normal growth graph in a population is :-

asked Apr 1, 2014 by sreemathi.v

1 answer

No of births during a given period of time in a population is

asked Apr 1, 2014 by sreemathi.v

1 answer

Which of the following is correct:-($N_t$=Population at time t,$N_{t+1}$=Population after a unit,$B$=Natality,D=Mortality,I=Immigration time,E=Emigration)

asked Apr 1, 2014 by sreemathi.v

1 answer

A group of organisms in a well defined geographical area,share or compete for similar resources,potentially interbreed are known as :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Which character of species is not susceptible to extinction?

asked Apr 1, 2014 by sreemathi.v

1 answer

Mammals from colder climate generally have shorter ears and limbs to minimise heat loss.This is

asked Apr 1, 2014 by sreemathi.v

1 answer

Photosynthetic organ of opuntia

asked Apr 1, 2014 by sreemathi.v

1 answer

Match the following :-

asked Apr 1, 2014 by sreemathi.v

1 answer

The organism can move away temporarily from stressful habitat to a more hospitable area and return when stressful period is area.It is called

asked Apr 1, 2014 by sreemathi.v

1 answer

Zooplanktons react to unfavourable conditions via :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Thermoregulation will be expensive for animals with \begin{array}{1 1}(i)\;\text{large surface area}\\(ii)\;\text{small volume}\\(iii)\;\text{small surface area}\\(iv)\;\text{large volume}\end{array}

asked Apr 1, 2014 by sreemathi.v

1 answer

Salinity of inland waters is around :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Temperature affects the activity of an organism through its effect on :-

asked Apr 1, 2014 by sreemathi.v

1 answer

Which of the following is ecologically most relevant abiotic factor?

asked Apr 1, 2014 by sreemathi.v

1 answer

Which of these is not a habitat

asked Apr 1, 2014 by sreemathi.v

1 answer

Who is regarded as Father of Ecology in India

asked Mar 31, 2014 by sreemathi.v

1 answer

Chimpanzee,Great Indian Bustard,Pygmy hog,Coral tree,Peacock tarantula,Forest coconut,Golden headed langur,Brown spider monkey,Siberian tiger,Leatherback turtle,Dodo.How many among there are threatened

asked Mar 31, 2014 by sreemathi.v

1 answer

Chimpanzee,Great Indian Bustard,Pygmy hog,Coral tree,Peacock tarantula,Forest coconut,Golden headed langur,Brown spider monkey,Siberian tiger,Leatherback turtle,Dodo.How many among there are endangered

asked Mar 31, 2014 by sreemathi.v

1 answer

Chimpanzee,Great Indian Bustard,Pygmy hog,Coral tree,Peacock tarantula,Forest coconut,Golden headed langur,Brown spider monkey,Siberian tiger,Leatherback turtle,Dodo.How many among there are critically endangered

asked Mar 31, 2014 by sreemathi.v

1 answer

Copenhagen earth summit was

asked Mar 31, 2014 by sreemathi.v

1 answer

Following the montreal protocol,by which year is it expected that ozone will be recovered

asked Mar 31, 2014 by sreemathi.v

1 answer

Since being applicable,how many times has the montreal protocol been revised?

asked Mar 31, 2014 by sreemathi.v

1 answer

How many countries have ratified the montreal protocol:-

asked Mar 31, 2014 by sreemathi.v

1 answer

2011 is regarded as :-

asked Mar 31, 2014 by sreemathi.v

1 answer

Which of the following was declared as the year of water cooperation?

asked Mar 31, 2014 by sreemathi.v

1 answer

The depicted food web is not complete. Mainly because

asked Mar 31, 2014 by sreemathi.v

1 answer

Which of the following is not true?

asked Mar 31, 2014 by sreemathi.v

1 answer

Correct stages of hydrarch succession

asked Mar 31, 2014 by sreemathi.v

1 answer

Which of the following statement is incorrect?

asked Mar 31, 2014 by sreemathi.v

1 answer

The entire sequence of communities that successively change in a given area are called

asked Mar 31, 2014 by sreemathi.v

1 answer

Plants of endangered species are conserved through:-

asked Mar 31, 2014 by sreemathi.v

2 answers

Drought tolerant fire resistant plant species are found in which biome?

asked Mar 31, 2014 by sreemathi.v

1 answer

Montreal protocol refers to

asked Mar 31, 2014 by sreemathi.v

1 answer

Rivet popper hypothesis explains:

asked Mar 31, 2014 by sreemathi.v

1 answer

An ecosystem which can be easily damaged but can recover after sometime it damaging effect stops will be having :-

asked Mar 31, 2014 by sreemathi.v

1 answer

Which is correct?

asked Mar 31, 2014 by sreemathi.v

1 answer

Under certain conditions soil nutrients get tied up with the biomass of microbes and becomes temporarily unavailable to other organisms.Such incorporation is known as :-

asked Mar 31, 2014 by sreemathi.v

1 answer

Ask Questions, Get Answers