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Answers
i) a) yes plants depends on animals for pollination and seed dispersal
for example honey bees are the major biotic pollinating agents
b) humans are also dependent on plants for various needs like oxygen, food, shelter, wood , other secondary metabolites like rubber, drugs, etc
ii) cactus - they adapted themselves for desert environment and reduced their leaves to spines for minimal water loss and green stem for photosynthesis.
Whale- they have a thick blubber ( fat layer) which provide them insulation and help in thermoregulation.
Polar bear- they have fur coating for insulation and short appendages (ears, arms) to reduce surface area so that heat loss is minimised.
iii) huddling helps penguins to conserve heat and shelter themselves from cold winds.
predators are the organism which hunt or feed on other organisms
prey are the organisms on which predators feed.
like lion is predator and deer is prey.
a) mountain - mountain goats, brown bear.
b) deep oceans - viperfish, squid
c) desert- camel, desert fox
d) tree- birds, insects
Answer:
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