4th Grade Living Organisms Review

What main two ways are plants classified?

• Flowering and Non Flowering

• Vertebrate and Invertebrate

• Leaves and No Leaves

• Thorns and No Thorns

A diagram of a flowering plant shows a rose bush with bright pink flowers with seeds inside. What part of the rose bush proves that it is a mature plant?

• Roots

• Stem

• Leaves

• Seeds

Some plants do not reproduce via cones or seeds, those types of plants like moss or ferns reproduce by

• spreading dust

• spreading spores

• hibernation

• collecting pollen

Why would leaves of a plant need to be big?

• To sheild the plant from water.

• To help the plant develop seeds.

• To catch as much sun as possible in order to create food for the plant.

• To attract insects.

Is grass flowering or nonflowering?

• both

• flowering

• nonflowering

Is a pine tree flowering or nonflowering?

• both

• flowering

• nonflowering

The size and shape of the pine cone is determined by

• the environment

• the parent tress

• the bears in the forest

• the wind

The life cycle of a flowering plant starts with a seed, then a seedling with roots, stem and leaves, then finally a

• deep root system

• set of spores

• a fully mature cone

• mature plant with seeds

Sharks, Whales and Sea Turtles are different from Crabs because

• Crabs live in the ocean

• Crabs are invertebrates

• Crabs are vertebrates

• Crabs lay eggs

Rabbits have large ears to help them

• hear for predators approaching

• cool in their environment

• hear potential prey

• all of the above