Viviparous

Q.

"Platypus gives both egg and milk." Explain the statement, whether it is an oviparous animal or a viviparous animal?

Q.

Which one of the following organisms bears hollow and pneumatic long bones?

1. Macropus

2. Neophron

3. Ornithorhynchus

4. Hemidactylus

Q.

What are oviparous animals?

Q.

Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?

Q. Choose the correct statement.

1. In viviparous animals, the fertilised eggs are covered by a hard calcareous shell
2. The chances of survival of young ones are greater in oviparous organisms
3. In viviparous animals, the development of zygote is inside the body of female organism
4. Reptiles, birds and mammals are viviparous

Q.

What is meant by aquatic animals and terrestrial animals?

Q.

What is viviparity?

Q.

Oviparous animals give birth to young ones.

1. True
2. False

Q.

When seeds are attached to the parent plant, the type of germination is known as

1. Vivipary

2. Ovipary

3. Hypogeal

4. Epigeal

Q.

Assertion: All terrestrial vertebrates are air breathers.
Reason: They have developed lungs for air breathing, an adaptation for land life.

1. If Assertion and Reason both are true but Reason is not the true explanation of Assertion.
2. If Assertion is true and Reason is wrong.
3. If Assertion is wrong and Reason is true.
4. If Assertion and Reason both are true and Reason is the true explanation of Assertion.

Q.

Give example of viviparous animals.

Q.

How does reproduction take place in animals?

Q.

Define the term vivipary.

Q. Which one of the following characteristic is not shared by birds and mammals?

1. Warm blooded nature
2. Ossified endoskeleton
3. Breathing using lungs
4. Viviparity

Q.

Select the correct statements related to vivipary.

1. They give birth to young ones after certain stage of growth.

2. The zygote develops into young one inside the female organism.

3. Embryonic care, protection and survival of young ones is more.

4. Majority of mammals are viviparous.

Q. Offsprings of oviparous animals are at greater risk of survival as compared to those of viviparous animals because

1. Embryo does not develop completely
2. Proper embryonic care and protection is absent
3. Progenies are of smaller size
4. Genetic variations do not occur

Q. Those who give birth to young-ones are called viviparous. Some flabes lay eggs. Therefore,

1. Some frogs do lay eggs
2. Some frogs are fishes
3. Some fishes do not lay eggs
4. Some fishes are oviparous

Q. Assertion :Chances of survival of young ones is greater in viviparous organisms. Reason: All mammals are viviparous.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

choose the correct option for the viviparous animal .

A) Prawn

B)Scorpion

C) Devil fish

D) Scorpion and spider

Q.

Can you give some examples for :

Animals : and their scientific names?

Q.

The animal that reproduces by laying eggs is

1. cat

2. dog

3. cow

4. fish

Q. In these animals, the female retain the eggs inside the body after fertilisation and allows the development of embryo inside the body without providing extra nourishment to the developing embryo as the placenta is absent. Such animals are called as

1. Oviparous animals
2. Viviparous animals
3. Ovoviviparous animals
4. None of the above
   

Q. Name an animal that stays in water like fish but has no gills to breathe in water. It gives birth to babies like the tiger does, but does not live in the forest.

Q. Select the option which shows viviparous animals only.

1. Lizard, Turtle
2. Platypus, Crocodile
3. Cow, Crocodile
4. Whale, Mouse

Q. In which of the following groups contain oviparous mammals?

1. Prototheria
2. Eutheria
3. Theria
4. Metatheria

Q. Differentiate between viviparous and oviparous animals.

Q. How can you identify the animal is viviparous or oviparous.

Q. Assertion :Viviparous animals give better protection to their offsprings. Reason: They lay their egg in safer places in the environment.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Based on distribution of yolk, the egg of frog is

1. Telolecithal
2. Centrolecithal
3. Microlecithal
4. Alecithal

Q.

Select the correct statements related to vivipary.

1. They give birth to young ones after certain stage of growth.

2. The zygote develops into young one inside the female organism.

3. Embryonic care, protection and survival of young ones is more.

4. Majority of mammals are viviparous.