Food Chain & Food Web
What do we call an animal that eats only plants?
→ Herbivore
What do we call animals like bears that eat both plants and animals in the forest?
→ Omnivores
True or False: Deserts are always hot.
→ False (some are cold deserts)
Why do Arctic foxes change fur color from brown in summer to white in winter?
→ Camouflage for survival.
What gas do oceans provide that humans need to breathe?
→ Oxygen
What is the difference between a food chain and a food web?
→ Food chain = single path of energy, Food web = many connected chains
Which forest is the largest in the world?
→ Amazon Rainforest
Which plant is best adapted to survive with little water?
→ Cactus
What is the main predator in the Arctic?
→ Polar bear
True or False: Phytoplankton in the ocean produce most of the Earth’s oxygen.
→ True – they are the largest source of oxygen on the planet
Which type of organism breaks down dead plants and animals?
→ Decomposer (fungi, bacteria)
True or False: The soil in tropical rainforests is very rich in nutrients.
→ False – most nutrients are stored in the plants, not in the soil.
Why do some desert animals have large ears?
→ To release heat and stay cool
What is the name of the fat that covers the bear
Blubber
True or False: The ocean produces more oxygen than all the world’s forests combined.
→ True – phytoplankton produce most of Earth’s oxygen
Which habitat have the highest biodiversity on Earth?
Rainforest
True or False: Boreal forests are found near the equator.
→ False – they are found in cold northern regions (Canada, Russia, Scandinavia).
How do camels survive without water for long periods?
→ They store fat in their humps, which helps them survive when food and water are scarce
True or False: Polar bear fur is white all the way through.
→ False – the fur is transparent, and their skin is black underneath
True or False: The deepest part of the ocean, the Mariana Trench, has no life because of pressure.
→ False – some bacteria, fish, and invertebrates live even there.
What is the difference between a producer and a consumer?
→ Producers make their own food (plants, algae). Consumers must eat other organisms.
True or False: Forest fires are always harmful to forests.
→ False – they can also clear dead plants and help seeds sprout.
True or False: A cactus stores water in its roots.
→ False – it stores water in its thick stem.
True or False: The Arctic Circle experiences extreme seasons because of Earth’s tilt.
True
True or False: Ocean tides are caused only by the Sun’s gravity.
→ False – tides are mainly caused by the Moon’s gravity