Grade 4 Science Quiz

Classify the following animals as vertebrates or invertebrates: Fish - ____________

• Vertebrate

• Invertebrate

Answer explanation

Fish are classified as vertebrates because they have a backbone or spinal column, which is a key characteristic of vertebrate animals.

Classify the following animals as vertebrates or invertebrates: Ant - ____________

• Vertebrate

• Invertebrate

Answer explanation

An ant is classified as an invertebrate because it lacks a backbone. Invertebrates are animals without a vertebral column, which includes insects like ants.

Classify the following animals as vertebrates or invertebrates: Dog - ____________

• Vertebrate

• Invertebrate

Answer explanation

A dog is classified as a vertebrate because it has a backbone, which is a characteristic of all vertebrates. In contrast, invertebrates lack a backbone.

Classify the following animals as vertebrates or invertebrates: Spider - ____________

• Vertebrate

• Invertebrate

Answer explanation

A spider is classified as an invertebrate because it lacks a backbone. Invertebrates are animals without a vertebral column, which includes spiders, insects, and mollusks.

Classify the following animals as vertebrates or invertebrates: Frog - ____________

• Vertebrate

• Invertebrate

Answer explanation

A frog is classified as a vertebrate because it has a backbone. Vertebrates are animals with a spinal column, while invertebrates lack this feature. Therefore, the correct classification for a frog is 'Vertebrate'.

What process do plants use to make their own food?

• Photosynthesis

• Respiration

• Digestion

• Fermentation

Which part of the plant absorbs water and nutrients?

• Roots

• Stem

• Leaves

• Flowers

What type of plants have hard, woody stems?

• Woody plants

• Herbaceous plants

• Climbers

• Creepers

Which of the following is a climber plant?

• Beans

• Pumpkin

• Spinach

• Mango tree

What do flowers help plants do?

• Reproduce by making seeds

• Absorb water

• Support the plant

• Make food