MEDIUM
Earn 100
Both hydrarch and xerarch successions lead to
50% studentsanswered this correctly
Important Questions on Ecological Adaptations, Succession and Ecological Services
MEDIUM
Choose the right sequence of hydrarch succession from the following:
EASY
In hydroseric succession, which stage comes just before sedge meadow stage?
MEDIUM
Match the following?
| Column I | Column II | ||
| (a) | Predictable change in species composition | (i) | Equilibrium |
| (b) | Climax community | (ii) | Seral stages |
| (c) | Entire sequence community | (iii) | Ecological succession |
| (d) | Transitional community | (iv) | Sere |
| (v) | Succession | ||
HARD
What is the difference between hydrarch succession and xerarch succession.
MEDIUM
Choose the incorrect statements.
A) Pollinators play significant role in the production of food crops.
B) One of the threats to pollinators is habitat destruction by land use.
C) The climax community remain stable as long as environment is changing with adoptions.
D) Secondary succession will be a slow process compared to the primary succession.
EASY
During ecological succession
HARD
Assertion (): A primary succession is more common than secondary succession.
Reason (): Biogeochemical cycling is absent in secondary succession.
HARD
Explain the different stages of biotic succession on bare rock.
MEDIUM
Match the following lists:
| List- | List- | ||
| (A) | Rooted hydrophyte with floating leaves | (I) | Limnophila |
| (B) | Submerged suspended hydrophyte | (II) | Vallisneria |
| (C) | Free floating hydrophyte | (III) | Utricularia |
| (D) | Amphibious plant | (IV) | Victoria regia |
| (V) | Salvinia |
The correct match is:
EASY
A violent volcanic eruption wiped out most of the life forms in an island. Over different forms of simple organisms colonised this region, followed by the emergence of other organisms such as shrubs, woody plants, invertebrates and mammals. This ecological process is referred to as
HARD
What is ecological succession? Describe primary and secondary succession.
MEDIUM
During ecological succession:
MEDIUM
Define ecological succession.
EASY
Fill up the blanks with suitable words.
Ecosystem services are ____ understood. The value of ecosystem is larger than ____. Many of these services are ____ services and cannot be ____ by anyone. The ecosystem value is nearly ____ the globes GNP. The ecosystem services are delivered by ____.
A. Living stuff.
B. Poorly
C. Twice
D. Non-market
E. Global economy.
F. Owned
EASY
What is Ecological succession? How Hydrarch succession is different from Xerarch succession?
HARD
Define ecological succession. Describe the general process of plant succession with example.
EASY
Lichens and Mosses are the stages of which type of succession?
EASY
Ecological succession is
EASY
The organisms which invade a bare area to initiate an ecological succession are known as
EASY
Secondary succession takes place on/in:
