Take This Amazing Plants Quiz

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1. Where do plants get energy from?

From water

From sunlight

From the soil

From the air

Plants use sunlight to make food.

Explanation

Plants use sunlight to make food.

About This Quiz

Whether you are studying horticulture in college or just fancy yourself a decent gardener, this quiz will really separate the kids from the adults when it comes to knowledge on plant life. How much do you know about the field? Take this amazing plants quiz and find out!

2. What's your name?

We’ll put your name on your report, certificate, and leaderboard.

2. What are the parts of a plant?

The roots, flowers and sunlight

The leaves, the stem and the roots

The leaves, the stem and flowers

The stem, minerals and the leaves

The main parts of a plant are the roots, the stem and the leaves. Some kinds of plants also have flowers.

Explanation

The main parts of a plant are the roots, the stem and the leaves. Some kinds of plants also have flowers.

3. What is photosynthesis?

It is a kind of plant.

It is the food that the plant gets.

It is a process by which plants reproduce.

It is a process by which plants make food.

Photosynthesis is the process by which plants convert sunlight, carbon dioxide and water into food (energy).

Explanation

Photosynthesis is the process by which plants convert sunlight, carbon dioxide and water into food (energy).

4. What are the main functions of the roots?

To make the photosynthesis and release oxygen

To support the plants leaves and store food

To absorb water and make flowers

To hold the plant under the ground and absorb water and minerals

The roots help the plant hold to the ground and absorb water and minerals from the soil.

Explanation

The roots help the plant hold to the ground and absorb water and minerals from the soil.

5. What is pollination?

It is a process by which pollen helps plants make flowers.

It is a process by which pollen helps plants make food.

It is a process by which pollen moves from one flower to another flower by insects and small animals.

It is a process by which insects and small animal feed.

When an insect or an animal moves from flower to flower, the pollen passes between flowers. This is called pollination.

Explanation

When an insect or an animal moves from flower to flower, the pollen passes between flowers. This is called pollination.

6. Why do some plants have flowers?

Because flowers help the plant reproduce.

Because flowers make the plant look beautiful.

Because flowers are colorful and smell good.

Because flowers are food for some insects.

Flowers help the plant reproduce. They are essential for pollination, a process by which many plants make new plants.

Explanation

Flowers help the plant reproduce. They are essential for pollination, a process by which many plants make new plants.

7. What plants have spines instead of leaves?

Orchids

Redwood trees

Saguaro cactus

Algae

The saguaro cactus doesn't have leaves but spines.

Explanation

The saguaro cactus doesn't have leaves but spines.

8. What is necessary for the photosynthesis?

Sunlight, carbon dioxide gas and water

Sunlight, oxygen and water

Carbon dioxide gas, oxygen and water

Sunlight, oxygen and carbon dioxide gas

Sunlight, carbon dioxide gas and water are the main ingredients for the plant to make food. In this process called photosynthesis, the plant releases oxygen.

Explanation

Sunlight, carbon dioxide gas and water are the main ingredients for the plant to make food. In this process called photosynthesis, the plant releases oxygen.

9. What is the main idea of this paragraph? "Without plants, most other forms of life on Earth could not live. Plants are an important food for many living things. People and many animals eat different parts of plants, including fruits, nuts, leafy vegetables, and seeds like grains. Plants also release oxygen into the air. People and animals need oxygen to live."

Plants release oxygen into the air.

Many people and animals feed on plants.

People and animals need oxygen to live.

Plants are essential for most living things on Earth to live.

Letter D is the correct. Letter A, B and C are details that support the main idea.

Explanation

Letter D is the correct. Letter A, B and C are details that support the main idea.

10. How do seeds develop into new plants?

Rain makes the seeds soft, and roots start to grow out of the seed and into the ground. New leaves and stems form and grow above the ground.

Explanation

Rain makes the seeds soft, and roots start to grow out of the seed and into the ground. New leaves and stems form and grow above the ground.

11. What is a main function of a fruit?

To feed animals

To protect the seed or the seeds

To become flowers

To make new plants

Fruits provide food to many animals but their main function is to protect the seed or the seeds that eventually becomes a new plant.

Explanation

Fruits provide food to many animals but their main function is to protect the seed or the seeds that eventually becomes a new plant.

12. What is the main idea of this paragraph? "The roots, the stem, and the leaves help a plant grow. Roots hold the plant in ground. They support the plant under the ground. Hairs on the roots absorb water and minerals. Some roots – like carrots and potatoes – also store food."

Roots hold the plant in ground

Some roots – like carrots and potatoes – also store food.

The roots, the stem, and the leaves help a plant grow.

Hairs on the roots absorb water and mineral

Letter B is the main idea. The other three statements supports the first sentence, that in this case is the main idea.

Explanation

Letter B is the main idea. The other three statements supports the first sentence, that in this case is the main idea.

13. What is the main idea of this paragraph?"The stem supports the plant above the ground. The stem connects the roots to the leaves. Tubes inside the stem connect the roots to the leaves. Tubes inside the stem carry water and minerals to the leaves."

The stem supports the plant above the ground

Tubes inside the stem carry water and minerals to the leaves.

The stem connects the roots to the leaves

The stem has several functions.

Letter D is the main idea. Even if you don't have it written in the paragraph, you can infer or guess the main idea using the supporting details.

Explanation

Letter D is the main idea. Even if you don't have it written in the paragraph, you can infer or guess the main idea using the supporting details.

14. In this paragraph, which ones are supporting details or examples? Mark all that apply. "Plans are an amazing form of life. Scientists think there are about 300,000 different kinds of plants. Some plants are huge and old, like the giant redwood tree. Other plants, such as algae, are tiny and live in water. Some plants, like orchids, have beautiful flowers. Other plants, like the saguaro cactus, have sharp spines instead of leaves."

Some plants are huge and old, like the giant redwood tree

Plans are an amazing form of life.

Some plants, like orchids, have beautiful flowers

Other plants, like the saguaro cactus, have sharp spines instead of leaves.

Letter A, C and D are supporting ideas to the main idea, that is letter B.

Explanation

Letter A, C and D are supporting ideas to the main idea, that is letter B.

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15. In this paragraph, which ones are supporting details or examples? Mark all that apply.
"Living things need energy to grow and reproduce. People and animals get energy from food. Most plants get energy from sunlight. Plants use sunlight to make food. This process is called photosynthesis (foe-toe-SIN-thisis). In Greek, photo means “light” and synthesis means “put together”, or “combine”.

Living things need energy to grow and reproduce.

Plants use sunlight to make food.

People and animals get energy from food

Most plants get energy from sunlight.

Letter A is the main idea and letter B, C and D are supporting details.

Explanation

Letter A is the main idea and letter B, C and D are supporting details.

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