मराठी

One of the Following is Not a Consumer. this One is : (A) Giraffe (B) Antelope (C) Algae (D) Alligator - Science

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प्रश्न

One of the following is not a consumer. This one is :
(a) giraffe
(b) antelope
(c) algae
(d) alligator

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उत्तर

algae
Algae are producers, which prepare their food themselves through photosynthesis. They are not consumers.

 
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पाठ 5: Our Environment - Exercise 1 [पृष्ठ २२९]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 5 Our Environment
Exercise 1 | Q 67 | पृष्ठ २२९

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संबंधित प्रश्‍न

Give reason to justify the following: The existence of decomposers is essential in a biosphere.


Explain how the pesticides enter a food chain and subsequently get into our body.


What name has been given to those organisms which break down the complex organic compounds present in dead animals and plants?


Name the organisms belonging to the second and the fourth trophic levels in the food chain comprising the following :
Frogs, Plants, Snakes, Hawk, Insects


What is meant by a primary consumer, secondary consumer and a tertiary consumer? Give one example of each.


Write down a food chain with five links in it.


At which trophic level a person is feeding when he is eating apple.


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) Construct a food chain for the pond.
(b) How many links are there in this chain?


Construct a long food chain.


In a food chain, the initial organism is usually :
(a) photosynthetic
(b) herbivore
(c) saprophytic
(d) parasitic


Organisms which synthesise carbohydrates from inorganic compounds by using radiant energy are called ______.


Which of the following statement is incorrect?


The following is a food chain that ends with human :
plants → bee → human

Explain how plants provide food for bees.


The following is a food chain that ends with human :
plants → bee → human

How do bees provide food for humans?


If 5 joules of energy is available at producer level (plants), then how much energy will be transferred to the lion in the following food chain?
Plants → Goat → Lion


Which of the following limits the number of trophic levels in a food chain?
(a) insufficient food supply from producer level
(b) decrease in energy at higher trophic levels
(c) increase in the number of organisms at higher trophic levels
(d) accumulation of harmful chemicals at higher trophic levels


An aquatic food chain comprises of the organisms like tadpoles, weeds, fish and water beetles. The organism which gets the minimum energy through this food chain is :
(a) water beetles
(b) tadpoles
(c) weeds
(d) fish


A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.                                             

Which organism will have the maximum amount of pesticides accumulated through the food chain? What is this process known as?


Primary consumers that eat plants are called _______.


Arrange the following in a correct sequence and form a food chain

Rabbit Carrot Eagle Snake


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