1. inverted
2. upright
3. inverted or upright
4. None of the above
upright
1. Dehradun valley
2. Kulu valley
3. Western ghats Western ghats
4. Sunderbans
Sunderbans
1. Food web
2. Trophic levels
3. Ecosystem
4. Community
Trophic levels
1. imbalance
2. shortage of components
3. homeostasis
4. deficiency of light
homeostasis
1. Hypolimnion
2. Metalimnion
3. Epilimnion
4. Thermocline
Hypolimnion
1. River
2. Estuary
3. Lake
4. Marsh
River
1. 35 per cent
2. 3.5 per cent
3. 52 per cent
4. 0.8 per cent
35 per cent
1. decomposers
2. consumers
3. predators
4. producers
producers
1. atmosphere
2. ocean
3. organisms
4. rocks
atmosphere
1. Complete food chain
2. First trophic level
3. Second trophic level
4. Third trophic level
First trophic level