What hampers the increase of population in certain niches?

___________ grows rapidly if there are sufficient resources and no predators.

• As predators are absent in the population, there will be no death of any animal due to predators.
• If sufficient resources are available,there will be no competition between the animals which leads decrease in hamper of the population.

_______ rely on energetic biochemical substances.

• Consumers depend on producers for their food to get energy because producers can make their own food by the process of photosynthesis and consumers can't.

• Chemo autotrophs make their own food by using biochemical substances.
• Photo autotrophs make their own food by using sunlight through photosynthesis.
• Producers make food for themselves and others animals.

• The natural selection theory was given by Charles Darwin. 

What are predators?

• Predators feed on other animals by hunting them.
• They kill them and then eat them.

Parasites include _____worms and fleas

• Tapeworms are the parasites having flat body and lives in humans intestine and cause diseases. 

_________ are organisms that are fully reliant on their hosts for existence.

• Tapeworms are one of the examples of parasites as they live in humans intestine and also feed on that.

What is a scavenger?

• Scavengers feed on dead and decaying material like rotting plants and meet etc.

Organisms that eat the flesh of other creatures are known as ________.

• Carnivores feed on flesh of other creatures.

Deer, giraffes, monkeys, and rhinoceros are examples of ______.

• All the given organisms are herbivores as they feed on plants and leaves.
• Carnivores feed on flesh of other creatures.

What are herbivores?

• All the organisms that feeds only on plants and their components are known as herbivores.

How many species have been identified till now?

• Total two million species are found on earth till now.

How many creatures are there on the Earth?

• Almost 50 millions of creatures are present on earth or we can say that the number of creatures found on earth is 50 millions.

The increase of populations in certain niches in the ecosystem is limited by _______.

• Limited resources or lack of resources leads increase in compitition between organisms of a population.
• It controls increase in population.

What will grow rapidly if there are sufficient biotic and abiotic resources and no sickness or predators?

• A population will grow rapidly if:- 
• There are sufficient resources available whether those are biotic or abiotic.
• There is no sickness.
• There is no predator.