1. living beings and their remains
2. living beings, lithosphere^ hydrosphere and atmosphere
3. living beings and lithosphere
4. living beings lithosphere and hydrosphere
living beings, lithosphere^ hydrosphere and atmosphere
1. earth and plants
2. relationship between organisms and environment
3. life under the sea
4. economical growth of poor people
relationship between organisms and environment
1. predation
2. parasitism
3. symbiosis
4. exploitation
predation
1. Linnaeus
2. William
3. Odum
4. Haeckel
Haeckel
1. Both these communities develop in bare area
2. Both represents the final commounity of an area
3. Pioneer community is final, while climax community is primitive
4. Pioneer community is first, whereas climax final
Pioneer community is first, whereas climax final
1. Halophytes
2. Xerophytes
3. Hydrophytes
4. Thallophytes.
Halophytes
1. Sea
2. Lake
3. Tundra
4. Desert.
Tundra
1. Xerophytes
2. Thallophytes
3. Helophytes
4. Hydrophytes.
Helophytes
1. a-4, b-3, c-1, d-5, e-2
2. a-4, b-5, c-1, d-2, e-3
3. a-2, b-3, c-1, d-5, e-4
4. a-3, b-1, c-5, d-4, e-2
5. a-2, b-5, c-4, d-3, e-1.
a-4, b-5, c-1, d-2, e-3
1. a-2, b-4, c-3, d-1
2. a-3, b-4, c-2, d-1
3. a-4, b-1, c-3, d-2
4. a-4, b-3, c-1, d-2
5. a-3, b-4, c-1, d-2.
a-4, b-3, c-1, d-2