Advertisements
Advertisements
Question
Fill in the following blank with suitable word :
Grass → ........... → Human
Advertisements
Solution
Grass → Goat → Human
APPEARS IN
RELATED QUESTIONS
In the following food chain, 100 J of energy is available to the lion. How much energy was available to the producer?
Plants → Deer → Lion
Which of the following belong to the same trophic level?
Goat ; Spider ; Plants ; Hawk ; Rat
Draw the food chain with four trophic levels.
What is the difference between the food habits of organisms belonging to the first and the third trophic levels? Give one example each of the organisms belonging to these two trophic levels.
Can the organisms of any trophic level be removed without causing any damage to the ecosystem? Will the impact of removing all the organisms in a trophic level be different for different trophic levels?
At which trophic level a person is feeding when he is eating apple.
Give one example of a simple food chain.
What is a 'food web'? Show its formation.
What will happen if deer is missing in the food chain given below?
Grass → Deer → Tiger
The sea water contains water beetles, tadpole, fish and weeds.
Which organism is a secondary consumer?
| The following is a food chain that ends with human: plants → bee → human |
- Explain how plants provide food for bees.
- How do bees provide food for humans?
- How does this food chain differ from a usual food chain involving human such as: plants → goat → human?
- Do you think that the food chain given in this question can really be regarded as a food chain? Explain your answer.
What would happen to the number of grass plants and foxes if the number of rabbits decreased?
(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 consume | 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.
Fill in the following blank with suitable word :
Lettuce → ............. → Fox
The process of accumulation of harmful chemical substances like pesticides, in the body of living organisms at each trophic level of a food chain is known as ______.
Food chains are very important for the survival of most species.

Matter and energy are two fundamental inputs of an ecosystem. Movement of:
Which group of organisms are not constituents of a food chain?
- Grass, lion, rabbit, wolf
- Plankton, man, fish, grasshopper
- Wolf, grass, snake, tiger
- Frog, snake, eagle, grass, grasshopper
Which of the following organisms occupies the role of a producer in a food chain?
Which organism in the food chain Grass → Insects → Thrush → Sparrow Hawk is classified as a tertiary consumer?
Quaternary consumers are described as:
