Diversity in the Living World

What is biodiversity?

• The presence of the same species everywhere

• The variety of life forms on Earth

• The study of non-living things

• A type of forest

Answer explanation

Biodiversity refers to the variety of life forms on Earth, including different species, ecosystems, and genetic diversity. It is essential for ecosystem health and resilience, making the correct choice "The variety of life forms on Earth."

Which of the following is a non-living thing?

• Tree

• Cat

• Rock

• Bird

Answer explanation

A rock is a non-living thing, while a tree, cat, and bird are all living organisms. Therefore, the correct answer is rock.

What is the habitat of a fish?

• Land

• Water

• Air

• Desert

Answer explanation

Fish primarily inhabit water, including oceans, rivers, and lakes. They are adapted to live in aquatic environments, making 'Water' the correct answer.

Which of these is an example of a living organism?

• Rock

• Plant

• Car

• Cloud

Answer explanation

A plant is a living organism that grows, reproduces, and responds to its environment. In contrast, a rock, car, and cloud are non-living entities, lacking biological processes.

How do plants make their own food?

• Photosynthesis

• Respiration

• Decomposition

• Migration

Answer explanation

Plants make their own food through photosynthesis, a process that converts sunlight, carbon dioxide, and water into glucose and oxygen. This is essential for their growth and energy.

What kind of organism is a mushroom?

• Plant

• Animal

• Fungi

• Bacteria

Answer explanation

Mushrooms are a type of fungi, which are distinct from plants and animals. They have unique characteristics, such as cell walls made of chitin, setting them apart from other life forms.

Which of these animals is an example of a reptile?

• Frog

• Snake

• Crow

• Fish

Answer explanation

A snake is a reptile, characterized by scaly skin and laying eggs. In contrast, frogs are amphibians, crows are birds, and fish are aquatic animals, making snake the only correct choice here.

What is the term for an animal that eats only plants?

• Herbivore

• Carnivore

• Omnivore

• Scavenger

Answer explanation

An animal that eats only plants is called a herbivore. This term specifically refers to organisms that primarily consume plant material, distinguishing them from carnivores, which eat meat, and omnivores, which eat both.

What is the process called when animals move from one place to another during seasons?

• Hibernation

• Migration

• Adaptation

• Decomposition

Answer explanation

The process when animals move from one place to another during seasons is called migration. This behavior helps them find food, breed, and survive in changing environmental conditions.

Which of these organisms can live both on land and in water?

• Frog

• Dog

• Lion

• Crow

Answer explanation

The frog is an amphibian, capable of living both on land and in water during different life stages. In contrast, dogs, lions, and crows are primarily terrestrial and do not thrive in aquatic environments.