[1 Mark Questions]

Question 511 Mark

A student went to study a local pond. In one part of the pond she noticed tadpoles scraping at some pond weed. In another part she saw a water beetle holding a tadpole in its jaws.A student went to study a local pond. In one part of the pond she noticed tadpoles scraping at some pond weed. In another part she saw a water beetle holding a tadpole in its jaws.
Construct a food chain for the pond.
How many links are there in this chain?

Answer

Weed Tadpole Water beetle.
Three.

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Question 521 Mark

Arrange the following in a food chain:
Fish, Algae, Small animals, Big Fish.

Answer

$\text{Algae}\ \ \ \ \ \ \ \xrightarrow{\ \ \ \ \ \ \ \ \ }\ \ \ \ \ \ \ \text{Fish}\ \ \ \ \ \ \ \xrightarrow{\ \ \ \ \ \ \ \ \ }\ \ \ \ \ \ \ \text{Big fish}\ \ \ \ \ \ \ \xrightarrow{\ \ \ \ \ \ \ \ \ }\ \ \ \ \ \ \ \text{Small animals}\\^\text{(Phytoplankton)}\ \ \ \ ^\text{(Zooplankton)}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ^\text{(Carnivore)}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ^\text{(Large carnivore)}\\^\text{(Producer)}\ \ \ \ \ \ \ \ \ \ \ \ ^\text{(Harbivore)}$

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Science [1 Mark Questions]