Vertebrates

Multiple Choice

Which of the following is a characteristic of vertebrates?

• They have a backbone

• They have moist skin

• They live only in water

• They have no skeleton

Cold-blooded animal

mga hayop na nagbabago ang temperatura ng katawan depende sa panahon o paligid nila.

Warm-blooded animal

​mga hayop na kayang panatilihin ang tamang init ng kanilang katawan, kahit malamig o mainit ang paligid.

Cold-blooded animal

Kapag mainit ang panahon, umiinit din ang kanilang katawan. Kapag malamig naman, lumalamig din sila.

Warm-blooded animal

Hindi nagbabago ang temperatura ng katawan nila kahit mag-iba ang panahon.

Multiple Choice

What does it mean when an animal is cold-blooded?

• It can keep a constant body temperature

• Its body temperature changes with the environment

• It has cold skin

• It only lives in cold places

Multiple Choice

Which of the following animals are cold-blooded?

• Fish, Amphibians, Reptiles

• Birds, Mammals

• Fish, Birds, Mammals

• Reptiles, Birds, Mammals

Multiple Choice

What does it mean when an animal is warm-blooded?

• It can change its body temperature like the environment

• It needs sunlight to stay warm

• It can maintain a constant body temperature

• It lives only in hot places

Multiple Choice

Which group of animals are warm-blooded?

• Reptiles and Amphibians

• Fish and Amphibians

• Mammals and Reptiles

• Birds and Mammals

Multiple Choice

Why can warm-blooded animals live in many different climates?

• They have scales that protect them

• Their body temperature depends on the sun

• They can control their body temperature internally

• They lay eggs in warm places

Multiple Select

Select all the groups that belong to vertebrates.

• Mammals

• Birds

• Insects

• Fish

• Amphibians

Multiple Select

Which of the following statements about fish is/are correct?

• Fish use gills to breathe

• Fish have scales covering their bodies

• All fish are warm-blooded

• Fish swim using fins

Multiple Choice

What is the function of the operculum in bony fishes?

• It helps fish swim

• It protects the gills

• It covers the eyes

• It helps fish eat

Multiple Choice

What does the word “Amphibian” mean?

• Water animal

• Double life

• Cold-blooded

• Land creature

Multiple Choice

What covers an amphibian’s body?

• Hard shells

• Scales

• Feathers

• Moist, soft skin

Multiple Choice

Where do amphibians lay their eggs?

• On land

• In trees

• In water

• In nests

Multiple Choice

Why do amphibians stay near water?

• To find food easily

• To keep their skin moist

• To avoid predators

• To build nests

Multiple Choice

What type of body covering do reptiles have?

• Moist skin

• Scales

• Feathers

• Fur

Multiple Choice

What kind of eggs do reptiles lay?

• Soft eggs covered with jelly

• Eggs with hard shells

• Eggs with leathery shells

• Eggs with no shells

Multiple Choice

Which of the following are characteristics of reptiles?

• Cold-blooded, dry skin with scales, lay eggs with leathery shells

• Warm-blooded, feathers, lay eggs with hard shells

• Cold-blooded, moist skin, lay eggs in water

• Warm-blooded, hair or fur, give birth to live young

Multiple Choice

Why can reptiles live both on land and in water?

• Their lungs help them swim

• Their skin prevents water loss

• They have gills and lungs

• They lay eggs in water

Multiple Choice

What type of body covering do birds have?

• Scales

• Fur

• Skin

• Feathers

Multiple Choice

What kind of eggs do birds lay?

• Birds lay hard-shelled eggs.
• Birds lay no eggs at all.
• Birds lay liquid eggs.
• Birds lay soft-shelled eggs.

Multiple Choice

What type of body covering do mammals have?

• Feathers

• Scales

• Hair or fur

• Skin without hair

Multiple Choice

How do mammals feed their young?

• By regurgitating food

• By providing milk from mammary glands

• By laying eggs

• By storing food in pouches

Multiple Choice

Which group of mammals lays eggs?

• Marsupials

• Placental mammals

• Monotremes

• Primates