Download App

STD 12 - 11. organisms and populations — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 11. organisms and populations1 Mark
MCQ
Ecology is basically concerned with how many basic levels of organisation?
  • A
    Three
  • B
    Two
  • ✓
    Four
  • D
    Eight
✓

Answer

Correct option: C.
Four
c
Ecology is basically concerned with four basic levels of organisation e.g. Organisms, Population, Community and Biome

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 STD 12 - 11. organisms and populations→STD 12 - 11. organisms and populations — all question types→Biology STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

Match the correct one:
→
Initially ...$A$... biodiversity hot spots were identified but subsequently nine more have been added to the list, bringing the total number of biodiversity hot spot in the world to $\ldots$...$B$... These hot spots are the regions of accelerated habitat loss. Three of these hot spots-Western ghats and Sri Lanka, Indo-Burma and Himalaya, covers our country's, exceptionally high biodiversity regions

Although all the biodiversity hot spots put together covers less than ...$C$... $\%$ of the earth's land area, the number of species they collectively harbour is extremely high and the strict protection of these hot spots could reduce the ongoing mass extinctions by almost ..$D$... $\%, A, B, C$ and $D$ in the paragraph refers to

→
Hugo de Vries's experimental organism was
→
All of this obeys Mendel's laws except
→
Darwinian theory was unable to explain
→
The effect of today's radioactive fallout will probably be more harmful to children of future generations than to children now living because
→
An ecosystem contains
→
Which of the following situations correctly describe the similarity between an angiosperm egg and a human egg?
  1. Eggs of both are formed only once in a lifetime.
  2. Both the angiosperm egg and human egg are stationary.
  3. Both the angiosperm egg and human egg are motile transported.
  4. Syngamy in both results in the formation of zygote.
Choose the correct answer from the options given below:
→
Genetic drift operates in
→
Reason for elimination of wild life is:
→