A. Pond ecosystem
B. Grassland ecosystem
C. Desert ecosystem
D. Forest ecosystem
Related Mcqs:
- Realising the need for a better management policy for wildlife, a high powered Wildlife, a high powered Wildlife Enquiry Committee, constituted by the Government of Pakistan presented their (draft) report in 1970, following which all the provinces and administrative unit promulgated their own Wildlife Act within administrative units promulgated their own Wildlife Act within a span of two years _______
A. 1974 and 1975
B. 1975 and 1976
C. 1976 and 1977
D. None of these - The number of producers and consumers in an ecosystem is mutually controlled by a:
A. Productivity control
B. Food chain mechanism
C. Feedback mechanism
D. Any of these - In a forest ecosystem, the numerical relationship between the producers and herbivores:
A. Producers more than herbivores
B. Producers equal to herbivores
C. Producers less than herbivores
D. Variable - The gross primary production is maximum in the following ecosystem:
A. Open sea
B. Grasslands and pastures
C. Coniferous forests
D. Tropical and sub-tropical forest - A minima rotation worth the name is specified which corresponds to the age at which the trees reach the exploitable size which is usually 120 years, but is 150 years for the deodar, fir and kail in the moist zone of Kaghan 200 years for the ry zone of ______
A. Swat
B. Naran
C. Kaghan
D. None of these - Which is a primary consumer?
A. Scavenger
B. Saprophyte
C. Carnivore
D. Herbivore - According to Odum, the percentage of net primary production of total light intake is:
A. 10%
B. 0.15%
C. 1%
D. 1.50% - Which of the following ecosystem has highest gross primary productivity:
A. Grassland
B. Coral reefs
C. Mangroves
D. Rain forest - Which ecosystem has the highest primary productivity?
A. Pond ecosystem
B. Lake ecosystem
C. Grassland ecosystem
D. Forest ecosystem - These belong to the category of primary consumers:
A. Snakes and frogs
B. Water insects
C. Eagle and snakes
D. Insects and cattle
