Plant Parts
Which plant part absorbs water and minerals from the soil?
A. Flower
B. Roots
C. Leaves
D. Fruit
B. Roots
Which of the following is NOT a necessary growing condition for a healthy plant?
A. Enough water
B. Suitable sunlight
C. Nutrient-rich soil
D. Loud sounds
D. Loud sounds
What are the four stages of a butterfly's life cycle, in the correct order?
Egg → Caterpillar → Chrysalis (Pupa) → Adult butterfly
Which of the following is a natural resource?
A. Plastic bottle
B. Computer
C. Water
D. Notebook
C. Water
Which situation shows water pollution?
A. Planting trees beside a river
B. Throwing rubbish into a river
C. Collecting rainwater
D. Cleaning the riverbank
B. Throwing rubbish into a river
What is the main function of the stem?
A. To absorb sunlight from the air
B. To produce seeds for the plant
C. To support the plant and transport water
D. To absorb minerals directly from the soil
C. To support the plant and transport water
What are the four stages of plant growth, in the correct order?
Germination → Sprouting → Seedling → Mature plant
What happens during the chrysalis stage of a butterfly's life cycle?
A. The caterpillar develops into an adult butterfly.
B. The adult butterfly lays its eggs.
C. The caterpillar searches for leaves to eat.
D. The butterfly begins to fly and find nectar.
A. The caterpillar develops into an adult butterfly.
Which of the following best explains why plants and animals are considered natural resources?
A. They are made by people for everyday use.
B. They provide food and other materials that people need.
C. They can be replaced immediately when used.
D. They are found only in forests and oceans.
B. They provide food and other materials that people need.
Which action would BEST help reduce air pollution in a community?
A. Burning fallen leaves and rubbish
B. Using public transport or sharing a car
C. Cutting down trees near roads
D. Leaving vehicle engines running while parked
B. Using public transport or sharing a car
A plant has healthy roots and a strong stem, but its leaves are badly damaged. Which function will be most affected?
A. Absorbing water from the soil
B. Supporting the plant
C. Making food for the plant
D. Protecting the seeds
C. Making food for the plant
What happens during germination?
A. A mature plant produces flowers.
B. A seed begins to grow when it receives suitable conditions.
C. A seedling develops fruits.
D. A mature plant begins to dry up.
B. A seed begins to grow when it receives suitable conditions.
Which statement correctly describes the life cycle of a cat?
A. A kitten develops into a young cat, then an adult cat.
B. A kitten changes into a pupa before becoming an adult.
C. A young cat develops from an egg laid by an adult cat.
D. An adult cat changes back into a kitten as it grows older.
A. A kitten develops into a young cat, then an adult cat.
Why are natural resources important to people?
A. They provide materials and things needed for daily life.
B. They prevent all environmental problems.
C. They make manufactured products unnecessary.
D. They allow people to live without depending on nature.
A. They provide materials and things needed for daily life.
Many trees are cut down in a forest. What is one possible effect on animals living there?
A. They may lose their homes and sources of food.
B. They will have more places to build their homes.
C. They will no longer need food and water.
D. They will all move to the nearest river.
A. They may lose their homes and sources of food.
Why are flowers important to many plants?
A. They absorb water for the plant.
B. They help the plant reproduce by producing seeds after fertilisation.
C. They carry water from the roots to the leaves.
D. They hold the plant firmly in the soil.
B. They help the plant reproduce by producing seeds after fertilisation.
Two tomato plants receive enough water and sunlight. Plant A grows in nutrient-rich soil, while Plant B grows in poor-quality soil. What is most likely to happen?
A. Plant B will always grow taller than Plant A.
B. Both plants will grow at exactly the same rate.
C. Plant A may grow healthier because it receives more nutrients.
D. Neither plant will grow because both receive sunlight.
C. Plant A may grow healthier because it receives more nutrients.
A young animal does not receive enough food and clean water. How might this affect its growth?
A. It may become weak and have difficulty growing properly.
B. It will grow faster because it uses less energy.
C. It will skip its young stage and become an adult.
D. It will no longer need food as it grows.
A. It may become weak and have difficulty growing properly.
Which natural resource is most directly used to grow crops and support plant growth?
Soil
Smoke from factories and vehicles pollutes the air. How can this affect humans and animals?
A. It can make breathing difficult.
B. It increases the amount of clean air.
C. It provides more oxygen for living things.
D. It helps animals find food more easily.
A. It can make breathing difficult.
A tomato plant produces flowers, but no fruits develop. Which plant part is directly involved in forming the fruit?
Flower
A pupil notices that the soil in a plant's pot is still very wet. What should the pupil do before watering it again?
A. Add more water immediately.
B. Move the plant into complete darkness.
C. Check the soil again and water only when needed.
D. Remove all the leaves.
C. Check the soil again and water only when needed.
A frog's pond becomes polluted. Which is the most likely effect on the frog's life cycle?
A. The frog will develop faster because the water has changed.
B. The frog may have difficulty surviving and developing in the polluted water.
C. The frog will no longer need water during its young stages.
D. The frog will immediately move to its adult stage.
B. The frog may have difficulty surviving and developing in the polluted water.
A community uses water from a river for washing clothes and watering plants. Why is it important to keep the river clean?
A. So people can use the water and aquatic animals can survive.
B. So the river can become deeper and wider.
C. So people will no longer need other natural resources.
D. So rubbish can be carried away to other places.
A. So people can use the water and aquatic animals can survive.
A community notices that fewer fish are found in a river because of pollution. Which action would BEST help address this problem?
A. Catch the remaining fish before they disappear.
B. Continue using the river as a dumping place.
C. Stop dumping waste into the river and organise river-cleaning activities.
D. Move the rubbish to another part of the river.
C. Stop dumping waste into the river and organise river-cleaning activities.