1. Habitat destruction
2. Bioremediation
3. Introduced species
4. Over-explaitation
Bioremediation
1. Complex population interactions
2. Introduced species
3. A higher degree of habitat heterogeneity
4. Narrower niches
Introduced species
1. human activities are directly responsinble for today’s mass extinctions
2. extinction is occurring faster than even before and faster than rates of respeciation
3. large numbers of plant species,which form the base of terrestrial food webs are becoming extinct
4. All of the above
All of the above
1. convervation biology
2. restoration ecology
3. ecology
4. bioremediation
convervation biology
1. Habitat destruction
2. Bioremediation
3. Introduced species
4. Over-exploitation
Bioremediation
1. Nematodes
2. Lac insect
3. Aphids
4. All of these
All of these
1. biological method
2. mechanical method
3. stream bank protection
4. All of these
All of these
1. Both the partners derive benefit from each other
2. Both the partners are harmed
3. Only one partner derives the benefit
4. None of the partner derives the benefit
Both the partners derive benefit from each other
1. IBWL
2. CITES
3. WHO
4. WWJ
CITES
1. Ectoparasites
2. Endoparasites
3. Semi-parasites
4. Hyper-parasites
Ectoparasites