Life Science

Observe the food chain below. Which of the following is a true statement?

• The Sun receives energy from the grass.

•          The coyote receives energy from the snake

• The chipmunk receives energy from the snake.

• The snake gives energy to the chipmunk.

Observe the food chain below. Infer which organisms are predators?

• only the snake

•   snake and coyote

• grass and coyote

• snake and chipmunk

What would happen to this food chain if there was no grass?

•    The grasshoppers would eat the mice, and the snakes would leave.

• The mice would have more grasshoppers to eat.

•     The snake population would increase.

• The grasshopper population would decrease. 

What stage of the butterfly life cycle is most like the adult stage of the frog life cycle?

• pupa

• egg

• adult

• larva

Which 2 life cycles are most similar?

• human and ladybeetle – they both have 4 stages

•   ladybeetle and housefly – the offspring do not look like the adults

• louse and ladybeetle - they both lay eggs

• louse and human – they do not fly

A student came upon this small plant while playing outside and began thinking about the life cycle of a plant. What stage of the life cycle came just before this stage?

• The adult plant is ready to make seeds.

•   A seed is planted in the soil.

• The flower makes its seeds.

• The fruit grows from the flower.

In what stage are the seeds formed?

• stage 2

• stage 3

• stage 4

• stage 5

How are oak trees and sunflower plants alike?

 

• They are the same size.

•   They both use seeds for food.

•    They die after they make seeds

• They both make seeds to make new plants.

When plants first appear above the soil, they are called -

• seeds

• seedlings

• sprouts

• adults

Which list gives the correct order for the life cycle of a ladybug?

• 2, 3, 4, 1

• 4, 2, 3, 1

• 3, 2, 1, 4

• 4, 1, 3, 2