Download App

Biodiversity and Conservation — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiodiversity and Conservation1 Mark
MCQ
Soil conservation is:
  • A
    Conversion of sterile soil into fertile one.
  • B
    Aeration of soil.
  • C
    Erosion of soil.
  • D
    Protection against loss.
✓

Answer

  1. Protection against loss.

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 (0.5 Marks)" from Biodiversity and Conservation→Biodiversity and Conservation — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

In Drosophila melanogaster, $3$ pairs of autosomes and sex chromosomes of $XO$ type give rise to a normal male in appearance. In man, $22$ pairs of autosomes and $XO$ type of sex chromosomes form
→
Assertion : Interferons are effective against viruses.

Reason : Proteins which can be synthesized only by genetic engineering are effective against viruses.

→
Mycorrhiza is a symbiotic association between :
→
Identify nematodes from below.
→
In which case Darwin theory is wrong
→
Lac operon is
→
The process of formation of microspores from a pollen mother cell is called
→
Golden rice is a transgenic crop of the future with the following improved trait.
→
Colour blindness is found more in males than in females because
→
These belong to the catergory of primary consumers …..
→