G 5 Science quiz RS

What part of a plant is responsible for absorbing water and nutrients from the soil?

• Stem

• Root

• Leaf

• Flower

In a food chain, what is the role of plants?

• Decomposers

• Consumers

• Producers

• Scavengers

Which part of a plant transports water from the roots to the leaves?

• Stem

• Root

• Flower

• Leaf

How do animals get energy to survive?

• From the sun

• By consuming plants or other animals

• By absorbing water

• By performing photosynthesis

What is the primary source of energy for most ecosystems?

• Water

• The sun

• Plants

• Nutrients

What is the role of decomposers in an ecosystem?

• To produce oxygen

• To break down dead plants and animals

• To hunt animals

• To capture sunlight

How do plants contribute to the oxygen cycle?

• By absorbing carbon dioxide

• By releasing oxygen during photosynthesis

• By storing water in their roots

• By providing shelter for animals

What do animals release into the atmosphere that plants need for photosynthesis?

• Oxygen

• Nitrogen

• Carbon dioxide

• Water vapor

In an ecosystem, which organisms are at the base of the food chain?

• Herbivores

• Carnivores

• Producers

• Decomposers

Which of the following is an example of a consumer in an ecosystem?

• Tree

• Lion

• Mushroom

• Grass