Download App

Ecosystems — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystems1 Mark
MCQ
Study of biogeochemical cycles is called biogeochemistry, it involves:
  • A
    Cycling of energy
  • B
    Cycling of gases
  • ✓
    Cycling of nutrients
  • D
    Cycling of water
✓

Answer

Correct option: C.
Cycling of nutrients
The term biogeochemical cycle is used for exchange or circulation of biogenetic nutrients between living and nonliving components of biosphere. Cycling of biogenetic nutrients is an important characteristic of an ecosystem.

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 Ecosystems→Ecosystems — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Which of the following rain forest is home to more than $40,000$ species of plants, $3,000$ of fishes, $1,300$ of birds, $427$ of mammals, $427$ of amphibians, $378$ of reptiles and more than $125,000$ invertebrates?
→
When two individual of $\mathrm{F}_1$ generation are crossed with each other the phenomenon is called $..........?$
→
In angiosperms, microsporogenesis andmegasporogenesis
→
The accessory gland of human male is:
→
The first restriction enzyme to be isolated and characterised was
→
Extranuclear inheritance is a consequence of presence of genes in:
→
Male reproductive organ of a flower:
→
The vas deferens receives duct from the seminal vesicle and opens into urethra as:
→
The process of joining together different $DNA$ fragments is often referred to as
→
In maize, pollination is
→