A. Water factor
B. Sand
C. Mud
D. Desert
Related Mcqs:
- Mark the pioneer in a hydrosphere:
A. Diatoms
B. Najas
C. Zanichellia
D. Lemna - The woodland stage in a hydrosphere has predominance of plants like:
A. Eleocharis, Fimbristylis
B. Salix, Populus
C. Ranunculus, Polygonum
D. Acer, Ulmus - In a hydrosphere the plants like Carex, Cyperus, and Juncus appear just after a community comprising:
A. Lemna, Wolffia, Spirodela
B. Nuphar, Nelumbo, Victoria
C. Scirpus, Typha, Sagittaria
D. Najas, Ceratophyllum, Elodea - A food chain starts with:
A. Nitrogen fixing organisms
B. Photosynthesizing organisms
C. Respiration
D. Decomposers - A place was rocky and barren but now there is a green forest; the sequence of origin is:
A. Lichen, mos, herbs, shrubs
B. Moss, lichen, herbs, shrubs
C. Lichen, moss, shrubs, herbs
D. Shrubs, herbs, moss, lichen - The sequence: blue green algae – crustose lichen – foliose lichen – mosses – shrubs – dicot trees represent
A. Genetic drift
B. Ecological succession trend
C. A food pyramid
D. A phylogenetic trend - The ultimate seral community appears in an area as a result of:
A. Reaction
B. Nudation
C. Invasion
D. Ecesis - The term succession was coined by:
A. Tansley
B. Hult
C. Hodges
D. Kormondy - The mycorrhizae present in association with higher plant roots are best described as:
A. Keystone species
B. Edge species
C. Critical link species
D. Edaphic pod species - A community is:
A. A collection of plant and animals
B. Organism living in a habitat
C. Autotrophs and hetrotrophs
D. Web of life
The correct answer to the question: "Hydrosphere starts from:" is "Water factor ".
