Home
Class 12
BIOLOGY
85-90% of all photosythesis of the c...

85-90% of all photosythesis of the carried out by
or
The maximum evolution of oxygen is by greated produces of organic matter

A

Large trees with milions pf branches and leaves

B

Algae/photoplankton of the ocean

C

Chlorophyll containing ferns of the forest

D

Scientists in the loboratories.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PHOTOSYNTHESIS

    DINESH PUBLICATION|Exercise CYG|10 Videos

  • ORIGIN OF LIFE

    DINESH PUBLICATION|Exercise All Questions|197 Videos

  • PHYLUM - ANNELIDA

    DINESH PUBLICATION|Exercise Check your grasp|10 Videos

Similar Questions

Explore conceptually related problems

Consider the following statements : Roasting is carried out to : 1. Convert sulphide into oxide 2. Melt the ore 3. Remove moisture, water of hydration and expel organic matter 4. Remove sulphur and arsenic in the form of volatile oxides Out of these statements :

Read the following statements and select the correct option. Statement 1 : BOP represents the amount of dissolved oxygen that would be consumed if all the organic matter in one litre of water were oxidised by microorganisms. Statement 2 : High value of BOD indicates that water is highly polluted by organic matter.

Maximum amount of organic matter that can be produced on earth/year by photosynthesis

Assertion: Discharge of sewage into river results into a sharp details in disolved oxygen Reason:- Micro-organisms invovled in biodegradation of organic matter in the reciving water body produce a lot of oxygen to facilitate degration of organic matter.

In the following reaction, P gives two products Q and R, each in 40% yield If the reaction is carried out with 420 mg of P. the reaction yields 108.8 mg of Q. The amount of R produced in the reaction is closesr to