(a) Match the terms given in column I with the terms given in column II and column III having the same meaning :
| Column I | Column II | Column III |
|---|
| (i) Secondary consumer | Herbivore | 1st trophic level |
| (ii) Primary consumer | Autotroph | 3rd trophic level |
| (iii) Producer | Carnivore | 4th trophic level |
| (iv) Tertiary consumer | Large carnivore | 2nd trophic level |
(b) Give one example of a food chain having four organisms. Below each organism write the three appropriate terms from the part
(a) above which you think it represents.
(a)
Column I
| Column II
| Column III
|
(i) Secondary consumer
| Carnivore
| 3rd trophic level
|
(ii) Primary consumer
| Herbivore
| 2nd trophic level
|
(iii) Producer
| Autotroph
| 1st trophic level
|
(iv) Tertiary consumer
| Large carnivore
| 4th trophic level |
 (b)
Grass → Grasshopper → Frog → Bird Producer Primary consumer Secondary consumer Tertiary consumer
Autotroph Herbivore Carnivore Large carnivore
1st trophic level 2nd trophic level 3rd trophic level 4th trophic level
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- Match the terms in column I with those in column II:
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- In a food chain of frog, grass, insect, and snake, assign trophic level to frog.
- Match the organisms given in column I with the processes given in column II:
- Consider the list of terms given below:$(i)$. Tsunami $(ii)$. Landslides$(iii)$. Floods $(iv)$. LightningEarthquakes can cause$(a)$. $(i)$, $(ii)$ and $(iii)$ $(b)$. $(ii)$ and $(iv)$ $(c)$. $(ii)$, $(iii)$ and $(iv)$ $(d)$. $(iii)$ and $(iv)$
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