please help.

________ 1. The birds and mammals are warm blooded vertebrates. What happens when their

surroundings get colder?

A. They are not affected at all.

B. Their bodies get even colder.

C. Their body temperature goes down.

D. Their body temperature does not change even when the temperature of the

environment changes.

________ 2. Which statement best describes birds?

A. Their body covering is covered with feathers and have wings.

B. They feed their young with milk secreted from their mammary glands.

C. They have gills for breathing and fins for swimming under the sea.

D. They breathe through their gills while young and develop lungs later in their lives


________ 3. Which of these animals are NOT warm-blooded?

A. Bird C. Crocodile

B. Carabao D. Elephant

________ 4. Animals possess body parts which are distinct to them. Which characteristic distinguishes

birds from mammals?

A. They have fur or hair as body covering.

B. They have feathers as body covering.

C. They have smooth and slimy skin

D. They have rough slimy skin that protects them from predators.

________ 5. The body parts of animals have a distinct function. Which statement describes the function

of the mammals’ hair?

A. It is used for breathing.

B. It is used for catching food.

C. It is used for feeding their young.

D. It is used for sensory device, water proofing and defense.


_______ 6. How are the following animals grouped?

A. Birds C. Mammals

B. Fishes D. Reptiles

_______ 7. Which tells about the distinct characteristics of bird?

I. It has legs for crawling.

II. It has feather to cover their body.

III. It has gills and fins to use for swimming.

IV. It has hind limbs that are used for perching, walking, swimming, or prey- catching

A. I and III C. II and III

B. II and IV D. I and IV

_______ 8. Study the diagram below. Which characteristics do birds and mammals have in common?

A. They live both land and water.

B. They are warm-blooded and breathe through their lungs.

C. They develop their young inside the mother’s womb.

D. They feed milk to their young which comes from their mammary gland.

_______ 9. Below is a list of groups of animals. Which one will best fill in the blank?

Kiwi Goat

Ostrich Chimpanzee

peacock ?

A. Dolphin C. Salmon

B. Shark D. Tilapia

_______ 10. Your uncle is a veterinarian and you asked him to help you on your assignment about

vertebrates. These are the statements he said to you: an animal with backbone, with wings for

flying and lay eggs. What animal is he referring to?

A. Birds C. Snake

B. Catfish D. Starfish​