1. Open system
2. Closed system
3. Variable system
4. None of these.
Closed system
1. Rain forest
2. Deciduous forest
3. Mangrove plantation
4. Both A and B.
Rain forest
1. Eagle and snakes
2. Insects and cattle
3. Snakes and frogs
4. Water insects.
Insects and cattle
1. Pyramid of numbers in a grassland
2. Pyramid of biomass in the fallow land
3. Pyramid of biomass in a lake
4. Energy pyramid in a spring.
Pyramid of biomass in a lake
1. Sucrose
2. Fructose
3. Glucose
4. Lactose
Sucrose
1. releases energy
2. requires energy
3. produces ATP
4. produces a toxic substance
requires energy
1. Living organisms have more gold in them than inanimate objects.
2. Living organisms have more water in their body than inanimate objects.
3. Living organism have more carbon, oxygen and hydrogen per unit mass than inanimate objects.
4. Living organisms have more Calcium in them than inanimate objects.
Living organism have more carbon, oxygen and hydrogen per unit mass than inanimate objects.
1. Diffusion
2. Osmosis
3. Surface tension
4. Active transport
Surface tension
1. Silicon
2. Magnesium
3. Iron
4. Sodium
Silicon
1. traslocation of food due to TP gradient and imbibition force
2. translocation of food due to turgor pressure(TP) gradient
3. translocation of food due to imbibition force
4. None of the above
translocation of food due to turgor pressure(TP) gradient