Download App

Ecosystems — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystems1 Mark
MCQ
Gross primary productivity is:
  • ✓
    Rate at which organic molecules are formed in an autotroph
  • B
    Rate at which organic molecules are used up by an autotroph
  • C
    Storage of organic molecules in the body of an autotroph
  • D
    Rate at which organic molecules are transferred to next higher trophic level
✓

Answer

Correct option: A.
Rate at which organic molecules are formed in an autotroph

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 chemical is released by chlorofluorocarbon that is harmful to ozone?
→
The vas deferens receives duct from the seminal vesicle and opens into urethra as:
→
The genetic code that codes for methionine amino acid:
→
Removal of $RNA$ polymerase $I$ from nucleoplasm will affect the synthesis of
→
Following characters are indicate

$(i)$ presence of sickle - shaped $RBC$

$(ii)$ Blood not clot, non stop bleeding

$(iii)$ The heterozygous female transmit the disease to sons.

$(iv)$ Both heterozygous parents transmit the disease to offspring

→
Foetal ejection reflex in human female is induced by:
→
Streptococcus thermophilus and Lactobacillus bulgaricus are being used for the production of
→
Amniocentesis is the withdrawal of amniotic fluid in:
→
In the list of organisms given below, those that reproduce by the asexual methods are:
→
Which of the following glands is large sized at birth but reducies in size with aging?
→