Plants, Animals, Habits and Ecosystems

Which part of a plant absorbs sunlight to make food?

• Roots

• Leaves

• Stem

• Flower

Answer explanation

Sunlight is absorbed by leaves of the plant. They use the absorbed sunlight during photosynthesis to make their own food.

What is the process by which plants make their own food?

• Respiration

• Photosynthesis

• Transpiration

• Germination

Answer explanation

Photosynthesis is a process in which green plants use sunlight to convert water and carbon dioxide into oxygen and nutrients called sugars. The process starts when chlorophyll absorbs energy from sunlight. The plants use some of the sugars and store the rest. The oxygen is released into the air

Which of the following is an example of a mammal

• Butterfly

• Snake

• Goldfish

• Dog

Answer explanation

Mammals are vertebrates with hair, mammary glands used to suckle young with milk, a diaphragm, three bones in the middle ear, and a lower jaw made up of a single pair of bones that articulates in a unique way with the skull.

What do animals need to survive and grow in their habitats

• Internet access and

  electricity?

• Videos Games & Toys

• Shelter, Food & Water

• Cars & Bicycles

Which of these animal is a herbivore?

• Lion

• Eagle

• Deer

• Wolf

Answer explanation

A herbivore is an animal that mostly feeds on plants, including grasses, fruits, leaves, vegetables, roots, and bulbs.

Which of the following is a natural habitat for fish?

• Desert

• Forest

• Ocean

• Mountain

Answer explanation

Gills are respiratory organs that all fish possess, along with a range of other water-dwelling animals. They operate by extracting dissolved oxygen from the water and excreting carbon dioxide. In some instances, creatures with gills have adapted to allow them to respire on land, as long as they are kept moist. Hermit crabs are an example of this.

Which term best describes all the living and non-living things in an area interacting with each other?

• Community

• Environment

• Ecosystem

• Population

Answer explanation

An ecosystem has animals, plants, and NON-living things too.

Some ecosystems provide special services for the entire world. For example, even though rainforests only cover 6% of Earth, they produce about 40% of the oxygen in the atmosphere through photosynthesis. Other ecosystems produce food, medicine, and helpful materials like rubber and lumber.

What is the role of decomposers in the ecosystem?

• They make food for other

  organisms.

• They eat other animals

  for energy.

• They break down dead

  plants and animals.

• They help to pollinate

  flowers.

Answer explanation

Decomposers are organisms that break down dead plants and animals, as well as the waste of other organisms.

Which of these animals is a reptile?

• Frog

• Penguin

• Snake

• Hamster

Answer explanation

A reptile is an air-breathing, cold-blooded vertebrate animal that has scales instead of hair or feathers

Which is the largest Part of Earth where plants and animals lived called?

• Forest

• Ocean

• Desert

• Biosphere

Answer explanation

The biosphere is the thin life-supporting stratum of Earth’s surface, extending from a few kilometres into the atmosphere to the deep-sea vents of the ocean. It is composed of living organisms and nonliving factors from which the organisms derive energy and nutrients.