science 2nd review

While on the gate, Kathryn knew that their food for dinner is barbecue. Why did she know it?

• Mother told her about it.

• She smelled it from the gate.

• She saw mother cooking.

• She heard her brother tell it.

In what way are shrimps and grasshoppers similar? Both of them have ____________.

• Give us food

• Have antennae

• Are big

• Move by hopping

What body part enables fish to breathe in water?

• Fins

• Gills

• Scales

• Tails

The colored part of the eye.

• Cornea

• Pupil

• Sclera

• Iris

Animals with strong legs and feet can walk and run. Animals with wings and legs can ___________________.

• Swim and walk

• Run and jump

• Fly and walk

• Hop and slide

Animals are found everywhere. Which animals are found in the salt water?

• Milkfish, crab, catfish

• Whale, dolphin, octopus

• Elephant, dog, cat

• Tiger, wild boar, eagle

Carabaos give us leather that is made into bags and shoes. Cows give us meat and milk. Which animals give us meat and eggs?

• Goats

• Chickens

• Pigs

• Shrimps

Which of the following shows the importance of plants?

• The farmer can feed many people because of their harvest.

• Most children don't eat vegetables.

• Land are used mainly for building houses and not for painting.

• Animals don't need plants.

The fine hairs that grow along the edge of an eyelid.

• Eyebrows

• Eyelashes

• Eyelid

• Cornea

The natural process by which traits of living things are passed on from parents to offspring is known as ________.

• Environment

• Ecosystem

• Heredity

• Population