Which letter is used to designate the immigration?

Which of the following is responsible for an increase in population density?

Which of the following process is responsible for fluctuation in population density?

Which of the following is responsible for an increase in population density?

Which of the following process is responsible for fluctuation in population density?

Which of the following correctly tells about population density at time t+1?

Which of the following process is responsible for fluctuation in population density?

In which of the following case is the number of children (0-14years) more?

In which of the following case is the number of old people more?

On what basis is the tiger census in our national parks calculated?

At which level does natural selection act?

What does the plot of the age distribution of population results in?

Which of the following attribute does a population have?

Which of the following areas do population ecology links?

What does the following diagram indicate?

What is the population having the same number of individuals in the pre-reproductive post-reproductive age called?

What is the population having a large number of individuals in a post-reproductive age called?

What is the population having a large number of individuals in pre-reproductive age called?

What does population density mean?

Who firstly used the term ‘demography’?

What is the changing nature of the population called?

What is a group of individuals belonging to the same species called?

In which organisms left ovary and oviduct are present?

What is an adaptation for survival in the desert called?

Which among the following has adapted for arboreal adaptation?

What is an adaptation for climbing and balancing called?

Which of the following is an adaptation for running?

What are the modifications of the organisms living on the land for their survival called?

What are the interactions between organisms in a community called?

Who found out the various contents in atmosphere?

Where are stomata present in submerged hydrophytes?

What are plants adapted to grow in the sand called?

In which plants mechanical tissue is best developed?

Through which part does photosynthesis occur in xerophytes?

In which plants do sunken stomata is seen?

Which one among the following statements is incorrect?

By what mechanism does the body compensate for low oxygen availability in altitude sickness?

Which of the following is a symptom of altitude sickness?

Which one of the following is the effect of the wind?

Which region is present below the photic region?

Which of the following is the component of good soil?

Temperature is important for which of the following functions?

Organisms that can tolerate a wide range of salinities are called?

What are plants growing in an aquatic environment called?

What are warm-blooded animals called?

What are plants growing at high temperatures alternatively called?

Which of the following is known as an edaphic abiotic factor?

What is the temperature at hydrothermal sea vents?

Which of the following is known as a topographic abiotic factor?

What is the level of the organization after the organs?