Oviparous and Viviparous animals

Which of these animals is an oviparous animal?

• Elephant

• Blue whale

• Zebra shark

• Three-toed skink

Answer explanation

The oviparous animal in the given options is the Zebra shark. It lays eggs to reproduce.

Egg laying mammals are called __________

Answer explanation

Egg laying mammals are called monotremes.

Are all mammals viviparous?

• Yes

• No

Answer explanation

Not all mammals are viviparous. Some mammals, like monotremes, lay eggs instead of giving birth to live young.

Which mammal lays eggs?

• Platypus

• Lion

• Elephant

• Giraffe

Answer explanation

The mammal that lays eggs is the Platypus. It is one of the few mammals that lay eggs instead of giving birth to live young.

Which animal’s offspring is at greater risk?

• An oviparous animal’s offspring

• A viviparous animal’s offspring

Answer explanation

The offspring of an oviparous animal is at greater risk.

Do all sharks lay eggs?

• False

• True

Answer explanation

Not all sharks lay eggs. Some species give birth to live young.

Which of the following animals is a monotreme?

• Platypus

• Echidna

• Elephant

• Giraffe

• Duck

Answer explanation

The monotreme animals are the platypus and the echidna. They are unique because they lay eggs and produce milk to feed their young.

Is a porcupine a oviparous animal?

Answer explanation

No, a porcupine is not an oviparous animal. Oviparous animals lay eggs, but porcupines give birth to live young.

What is another name of Echidna?

• Porcupine

• Spiny Anteater

• Platypus

• Mouse

• Panda

Answer explanation

Echidna is also known as the Spiny Anteater. It is not a Porcupine, Platypus, Mouse, or Panda.

Do offspring of viviparous animals develop from fertilized eggs?

• No

• Yes

Answer explanation

Yes, offspring of viviparous animals develop from fertilized eggs.