Importance of Conserving Ecosystem

Q. Please explain 5 R's refuse reduce reuse recycle and repurpose?

Q. Which among the following substance can be recycled many times?​

1. Plastic
2. Aluminium
3. Organic material​
4. Wood

Q. The process by which waste materials are used to make new products is called as

1. Reuse
2. Avoid
3. Recycle
4. Avoid

Q.

What do you mean by source reduction of wastes? Mention an item that you use in your daily life which can be reused and recycled. [2 MARKS]

Q. In a polluted ecosystem, which organism in the food chain given below is likely have the highest level of toxic chemicals in its body? Algae --- Minnow --- Trout --- Human​

1. Minnow
2. Algae
3. Human
4. Trout

Q. Which among the following activities destroy the ecosystem?

1. Levelling of land
2. Filling of paddy fields
3. Conservation of trees
4. Planting of shrubs

Q.

Write down what would happen if there were no plant .

Q.

Which of these is a method to fight the threats to our biodiversity?

1. Unsustainable use of natural resources
2. Spreading of invasive species
3. Afforestation
4. Urbanisation

Q. Which of the following materials can be recycled?

1. newspapers
2. plastics
3. Glass materials
4. All the above

Q.

If ecosystems are destroyed, then

1. It will affect the availability of abiotic factors

2. Organisms will lose their habitats

3. All of the above

4. Organisms will face food scarcity

Q. Question 6
Which of the following feature is correct for a wildlife sanctuary?

(a) It is an artificially created protected area for animals.
(b) It is a protected area for threatened and endangered wild animals.
(c) It is meant for conservation of only plant species.
(d) Capturing and poaching of animals is strictly prohibited here.

Q. What does Habitat refers to?

1. The social environment
2. Environment of a region
3. Economic lifestyle
4. All of above

Q. Question 22
What is the unique feature of the biodiversity found in Panchmarhi Biosphere Reserve?

Q.

Explain the following terms: Non-biodegradable

Q.

How can governments ensure the preservation of biodiversity?

Q.

A new approach to the conservation of biodiversity is the establishment of

1. Wildlife Sanctuaries
2. Biosphere Reserves
3. Reserve forest
4. National Parks

Q.

An evidence on topic how our dependence on nature changed

Q. Which of the following activities destroy the ecosystem?

1. Planting of shrubs
2. Levelling of land
3. Filling of paddy fields
4. Conservation of trees

Q. Only one kind of plant or animal can inhabit a particular habitat.
State whether the above statement is true or false.

1. True
2. False

Q. "All species need to be protected." This statement stands true according to which of the following?

1. Conservation of ecosystem directly benefits humans.
2. The ecosystem is essential to maintain ecological balance.
3. Man cannot recreate a lost species
4. None of the above

Q.

Which of the following activities will destroy an ecosystem?

1. Herbivores feeding on plants

2. Plants absorbing nutrients from the soil

3. Break down of plant and animal organic waste by decomposers

4. Cutting down a forest to build cities

Q. Which of the following statements is/are true?

1. All organisms directly or indirectly depend on plants for their food

2. Organisms that depend on other animals for their food are called herbivores

3. Nutrients from dead plants and animals are returned to the soil through producers

4. Organisms lose their habitats when ecosystems are destroyed

Q. If all producers perish, then _____.

1. Only herbivores will die

2. Only carnivores will survive

3. Only omnivores will survive

4. All animals will die

Q. Which one is recyclable waste?

1. Paper
2. Torn clothes
3. Metallic and plastic discards
4. All the above

Q. Which of the following materials can be recycled?

1. newspapers
2. plastics
3. Glass materials
4. All the above

Q. Why has recycling of nonbiodegradable waste become so essential these days?

Q.

Animals and plants are best protected in

1. Botanical Gardens
2. Zoological Parks
3. National Parks
4. Wildlife Sanctuaries

Q. If ecosystems are destroyed, then

1. organisms will face food scarcity
2. it will affect the availability of abiotic factors
3. organisms will lose their habitats
4. number of organisms will increase

Q. If you have to reuse plastic bottles and metal cans, you will
(a) make compost from them.
(b) melt them to make new prodects.
(c) use them to store water at home.
(d) do either of these