Biology
Grade-7
Easy
Question
Every aspect of an ecosystem, whether directly or indirectly, is reliant on the other.
Is the above statement true or false?
- True
- False
Hint:
- Each ecosystem is a part of another big ecosystem.
The correct answer is 'True'.
True
- Every effect of an ecosystem, whether directly or indirectly reliant on other.
- It's true that each and every aspect of one ecosystem, whether directly or indirectly reliant on the other ecosystem.
Related Questions to study
Biology
Rocks, temperature, and humidity are examples of ________________.
- Rocks, temperature and humidity the all are non living and so can be said as abiotic.
Rocks, temperature, and humidity are examples of ________________.
BiologyGrade-7
- Rocks, temperature and humidity the all are non living and so can be said as abiotic.
Biology
Plants, animals, and other species are examples of ___________.
- Animals, plants and other species are biotic as they all have characteristics of living.
Plants, animals, and other species are examples of ___________.
BiologyGrade-7
- Animals, plants and other species are biotic as they all have characteristics of living.
Biology
Which of the following is the best example of exponential growth?
- Bacteria reproduce very rapidly which leads an exponential growth in their population.
Which of the following is the best example of exponential growth?
BiologyGrade-7
- Bacteria reproduce very rapidly which leads an exponential growth in their population.
Biology
y(t) = aekt is the formula to calculate ______growth.
- y(t) = aekt is the formula of exponential growth.
y(t) = aekt is the formula to calculate ______growth.
BiologyGrade-7
- y(t) = aekt is the formula of exponential growth.
Biology
What is exponential growth?
- y(t)= aekt is the formula of exponential growth.
What is exponential growth?
BiologyGrade-7
- y(t)= aekt is the formula of exponential growth.
Biology
When resources become depleted, what happens to the population?
- Depletion of resources leads to decrease in resources and due to which compitition in the animals increases which leads decrease in population.
When resources become depleted, what happens to the population?
BiologyGrade-7
- Depletion of resources leads to decrease in resources and due to which compitition in the animals increases which leads decrease in population.
Biology
English clergyman Thomas Malthus published a book in which year?
- He was an English economist and told about relationship between natural resources and growth of populations.
English clergyman Thomas Malthus published a book in which year?
BiologyGrade-7
- He was an English economist and told about relationship between natural resources and growth of populations.
Biology
When resources are unlimited, what does the population experience?
- Unlimited natural resources decrease compitition between animals for the resources which leads rapid increase in the population.
When resources are unlimited, what does the population experience?
BiologyGrade-7
- Unlimited natural resources decrease compitition between animals for the resources which leads rapid increase in the population.
Biology
Which of the following is a predator?
- Lion is an example of predators.
Which of the following is a predator?
BiologyGrade-7
- Lion is an example of predators.
Biology
Which of the following is prey?
- Predators feed on other creatures and the creatures are known as preys.
Which of the following is prey?
BiologyGrade-7
- Predators feed on other creatures and the creatures are known as preys.
Biology
State true or false.
One species is feeding on the other species in a predator-prey relationship.
- All the organisms on earth compete with each other for limited resources.
- One species feed on other species in predator - prey relationship.
State true or false.
One species is feeding on the other species in a predator-prey relationship.
BiologyGrade-7
- All the organisms on earth compete with each other for limited resources.
- One species feed on other species in predator - prey relationship.
Biology
Which theory was proposed by Charles Darwin?
- According to the theory of Charles Darwin, nature allows only those organisms to survive which compete for the resources and survive.
- Only these organisms can pass their characteristics to next generation.
Which theory was proposed by Charles Darwin?
BiologyGrade-7
- According to the theory of Charles Darwin, nature allows only those organisms to survive which compete for the resources and survive.
- Only these organisms can pass their characteristics to next generation.
Biology
State true or false.
When infinite natural resources are available, only then exponential growth is possible, which is not the case in the real world.
- Exponential growth is a sharp increase over time in a population which is caused by unlimited natural resources.
State true or false.
When infinite natural resources are available, only then exponential growth is possible, which is not the case in the real world.
BiologyGrade-7
- Exponential growth is a sharp increase over time in a population which is caused by unlimited natural resources.
Biology
Logistic growth shows which type of curve?
Logistic growth shows growth of a population in three parts:
- Firstly increase in population slowly
- Then it increases rapidly
- And when there is enough increase in the population, it starts getting decrease.
Logistic growth shows which type of curve?
BiologyGrade-7
Logistic growth shows growth of a population in three parts:
- Firstly increase in population slowly
- Then it increases rapidly
- And when there is enough increase in the population, it starts getting decrease.
Biology
In a logistic type of growth, what happens to population expansion?
- In logistic growth firstly a population increases slowly, then rapidly and then goes on a decrease.
In a logistic type of growth, what happens to population expansion?
BiologyGrade-7
- In logistic growth firstly a population increases slowly, then rapidly and then goes on a decrease.