Download App

Organisms and Populations — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYOrganisms and Populations1 Mark
MCQ
Which of the following would necessarily decrease the density of a population in a given habitat?
  • A
    Natality $>$ mortality.
  • B
    Immigration $>$ emigration.
  • ✓
    Mortality and emigration.
  • D
    Natality and immigration.
✓

Answer

Correct option: C.
Mortality and emigration.
Mortality and emigration would necessarily decrease the density of a population in a given habitat.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Organisms and Populations→Organisms and Populations — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Plant cells are bombarded with high velocity micro - particles of ........... coated with $DNA$ in a method known as gene gun.
→
The relation between algae and fungi in a lichen is:
→
The number of individuals at the trophic level decreases from the producer level to the consumer level in:
→
Which developed from the chemical transformation?
→
The male gametes of rice plant have $12$ chromosomes in their nucleus. The chromosome number in the female gamete, zygote and the cells of the seedling will be, respectively,
→
The relationship between species richeness and area of various varieties of groups is:
→
The genetic defect-adenosine deaminase $(ADA)$ deficiency may be cured permanently by
→
Maximum application of animal cell culture technology today is in the production of:
→
Genetic engineering means
→
Which one of these is a proteinaceous infecting agent?
→