Consider the following statements (I) - (IV) each with one or two blanks.I. Bears go into ..... (1)  .... during winter to .......(2) ..... cold weather.II. A conical age pyramid with a broad base represents ......(3) ....... human population.III. A wasp pollinating a fig flower is an example of ........ (4) ..........IV. An area with high levels of species richness is known as ........ (5) .......Which one of the following options give the correct fill up the respective blanks numbers from (1) to (5) in the statements. from Biology Organisms and Populations Class 12 Nagaland Board
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Organisms and Populations

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Biology

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Class 10 Class 12

Consider the following statements (I) - (IV) each with one or two blanks.
I. Bears go into ..... (1)  .... during winter to .......(2) ..... cold weather.
II. A conical age pyramid with a broad base represents ......(3) ....... human population.
III. A wasp pollinating a fig flower is an example of ........ (4) ..........
IV. An area with high levels of species richness is known as ........ (5) .......
Which one of the following options give the correct fill up the respective blanks numbers from (1) to (5) in the statements.

  • (2) stable, (4) commensalism, (5) marsh

  • (1) aestivation, (5) escape, (3) stable, (4) mutualism

  • (3) expanding, (4) commensalism, (5) biodiversity park

  • (1) hibernation, (2) escape, (3) expanding, (5) hot spot


D.

(1) hibernation, (2) escape, (3) expanding, (5) hot spot

Bears go into hibernation during winter t o escape the cold weather. 

A conical age pyramid with a broad base represents expanding the human population.
A wasp pollinating a fig flower is an example of mutualism.

An area with high levels of species richness is known as hot spots.

Bears go into hibernation during winter t o escape the cold weather. 

A conical age pyramid with a broad base represents expanding the human population.
A wasp pollinating a fig flower is an example of mutualism.

An area with high levels of species richness is known as hot spots.

252 Views

Population density is denoted by the symbol
  • N
  • D
  • M
  • D

A.

N
738 Views

The departure of a individual from a population is called :
  • Natality 
  • Mortality
  • Immigration 
  • Emigration

D.

Emigration
574 Views

The number of births during a given period in the
population that are added to the initial density is 

 :
  • Natality
  • Mortality
  • Migration
  • Immigration

A.

Natality
587 Views

To live in groups is beneficial because :
  • feeling of security
  • can obtain food easily
  • Partner is available for mating
  • All the above

D.

All the above
878 Views

Ants give information to their companions :
  • by dancing
  • by secretion of pheromones
  • by making sound
  • by defecating

B.

by secretion of pheromones
697 Views