Ecosystem

Q.

What are the strongest to weakest bonds?

Q.

What are herbivores? Give two examples of herbivorous animals. [2 MARKS]

Q.

How can we save the ecosystem?

Q.

In which of the following the hydrogen bond is strongest:

1. $\mathrm{F}-\mathrm{H}-\mathrm{F}$

2. $\mathrm{O}-\mathrm{H}-\mathrm{S}$

3. $\mathrm{S}-\mathrm{H}-\mathrm{F}$

4. $\mathrm{F}-\mathrm{H}-\mathrm{O}$

Q.

An association of individuals of different species living in the same habitat and having functional interactions is

1. Ecosystem

2. Ecological niche

3. Biotic community

4. Population

Q.

Give an example of an artificial ecosystem.

Q.

When the salt is added to water, what happens to the surface tension of the liquid?

Q. Which of the following is the biotic component of the environment?

1. Plants
2. Animals
3. Microorganisms
4. All of the above

Q.

What is an artificial ecosystem?

Q.

Write a note on hydrogen bonding.

Q.

The study of interrelationships between organisms and with their environment is called ____.

1. Ecology

2. Paleontology

3. Archaeology

4. Animal Husbandry

Q.

What factors influence ecosystems?

Q.

What is taiga?

Q.

Is hydrogen bonding stronger than dipole-dipole?

Q.

A food chain generally starts with-

1. decomposers

2. nitrogen-fixers

3. photosynthesizing organisms

4. herbivores

Q.

Parrots eat only ______.

1. Animal products

2. Plant products

3. Mud

4. Both of A and C

Q.

What is the difference between scavengers and decomposers?

Q. The environment in which an organism lives is called its ______.

1. habitat
2. atmosphere
3. components
4. region

Q.

What is an ecosystem?

Q. Which animal can eat roots?

Q. Which of the following is not a decomposer?

1. Earthworm

2. Grasshopper

3. Bacteria

4. Fungus

Q.

Micro Consumers are

1. Primary consumers

2. Secondary consumers

3. Decomposers

4. Tertiary consumers

Q.

What are some examples of biotic limiting factors?

Q.

The natural surroundings in which an organism live is called its

1. Ecosystem

2. Abiotic factor

3. Biotic factor

4. Habitat

Q.

What do detritus feeders do in the carbon cycle?

Q.

Difference between decays and decomposes ?

Q.

What is another name of primary consumers?

Q.

What are biotic and abiotic resources?

Q.

What are decomposers?

What are scavenger?

Q.

Bacteria and fungi act as _____ in the food chain in an ecosystem.