Choose the most appropriate answer.
The number of nuclei present in a zygote is:
The number of nuclei present in a zygote is:
- ANone
- ✓One
- CTwo
- DFour
Answer: B.
View full solution →Question types
Reproduction in Animals question types
457 questions across 11 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
457
Questions
11
Question groups
5
Question types
01
M.C.Q. [I MARKS]
211 Q→02Give the definition [1 M]
23 Q→03differences [2marks]
4 Q→04as requested in detail. [5 marks ]
9 Q→05Fill in the blanks: [1 M]
20 Q→06questions in short. [2 marks ]
48 Q→07true or false. [1 M]
15 Q→08questions in short. [3 marks ]
19 Q→09questions in details [4 marks ]
24 Q→10questions in on sentence. [1 M]
79 Q→11case /data -based (4 Marks)
5 Q→Sample Questions
Reproduction in Animals questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
A tadpole develops into an adult frog by the process of:
- AFertilization.
- ✓Metamorphosis.
- CEmbedding.
- DBudding.
Answer: B.
View full solution →Choose the most appropriate answer.
Internal fertilisation occurs:
Internal fertilisation occurs:
- ✓In female body.
- BOutside female body.
- COn male body.
- DOutside male body.
Answer: A.
View full solution →Asexual reproduction is observed in:
- ACow
- BBuffalo
- ✓Sponge
- DHen
Answer: C.
View full solution →Which of the following statements is true about asexual reproduction?
- ✓New individuals are produced without the fusion of gametes.
- BNew individuals involves the fusion of male and female gametes.
- CIt is a mode of reproduction which occurs only in plants.
- DNew individuals are produced by the fusion of dissimilar gametes.
Answer: A.
View full solution →Cloning
Zygote
Ova
Sperms
Sexual Reproduction
Give points of differences : internal fertilisation and external fertilisation.
Give points of differences : zygote and a foetus.
Give points of differences : Sperm and Ovum
Give points of differences : Asexual reproduction and Sexual reproduction
How are babies produced through IVF technique? What are such babies called?
What is metamorphosis? Explain.
Explain how Amoeba reproduce?
What is budding? Explain.
Explain with a diagram the development of an embryo.
In $............$ reproduction only a single parent is involved.
View full solution →$............$ produces sperm in male.
View full solution →All living organisms have the power to $............$
View full solution →Fertilisation results in the formation of $............$ and $............$
View full solution →$............$ fertilisation takes place outside the female body.
View full solution →What is metamorphosis? Give examples.
What is metamorphosis? Give two examples of metamorphosis.
Give two differences between a zygote and a foetus.
Explain the importance of reproduction in organisms.
What are the two general methods of reproduction in organisms?
An embryo grows in uterus.
Internal fertilisation occurs in dogs and cats.
Two individuals are needed for sexual reproduction.
Starfish reproduces by external fertilisation.
Female gametes are ovum.
Complete the crossword puzzle using the hints given below.
Across:
$1.$ The process of the fusion of the gametes.
$6.$ The type of fertilisation in hen.
$7.$ The term used for bulges observed on the sides of the body of hydra.
$8.$ Eggs are produced here.
Down:
$2.$ Sperms are produced in these male reproductive organs.
$3.$ Another term for in vitro fertilisation.
$4.$ These animals lay eggs.
$5.$ A type of fission in amoeba.
View full solution →Across:
$1.$ The process of the fusion of the gametes.
$6.$ The type of fertilisation in hen.
$7.$ The term used for bulges observed on the sides of the body of hydra.
$8.$ Eggs are produced here.
Down:
$2.$ Sperms are produced in these male reproductive organs.
$3.$ Another term for in vitro fertilisation.
$4.$ These animals lay eggs.
$5.$ A type of fission in amoeba.
Draw a labeled diagram of the human male reproductive system.
Explain the term ‘fertilization’. Describe the process of fertilization in human beings.
List some points about the discovery of cell.
Discuss the advantages of asexual reproduction.
Differentiate between internal fertilisation and external fertilisation.
Define asexual reproduction. Describe two methods of asexual reproduction in animals.
Describe the process of fertilisation in human beings.
Differentiate between internal fertilization and external fertilization. What type of fertilization takes place in?
$1.$ Frog, and
$2.$ Fox?
View full solution →$1.$ Frog, and
$2.$ Fox?
Draw a labeled diagram of the human female reproductive system.
$1.$ Where in the human body does an egg $($or ovum$)$ get fertilized?
$2.$ Where does a fertilized egg $($or zygote$)$ develop into a baby in the human body?
View full solution →$1.$ Where in the human body does an egg $($or ovum$)$ get fertilized?
$2.$ Where does a fertilized egg $($or zygote$)$ develop into a baby in the human body?
In which female reproductive organ does the embryo get embedded?
State whether the following statements are True or False: A zygote is formed as a result of fertilization.
State whether the following statements are True or False: Fertilization is necessary even in asexual reproduction.
State whether the following statements are True or False: Amoeba reproduces by budding.
State whether the following statements are True or False: Egg laid after fertilization is made up of a single cell.
The pictures show three types of reproduction in animals.
$10.$ Which of these statements is true$?$
$A.$ Type $1$ reproduction is called binary ission.
$B.$ Type $2$ reproduction produces two non-identical offspring.
$C.$ Type $3$ reproduction involves unequal distribution of genetic materials.
$D.$ Types $1, 2$ and $3$ methods of reproduction involve single parent only
View full solution →$10.$ Which of these statements is true$?$
$A.$ Type $1$ reproduction is called binary ission.
$B.$ Type $2$ reproduction produces two non-identical offspring.
$C.$ Type $3$ reproduction involves unequal distribution of genetic materials.
$D.$ Types $1, 2$ and $3$ methods of reproduction involve single parent only
The picture shows the life cycle of a moth.
$9.$ What can be concluded from the picture$?$
Circle ‘Yes’ or ‘No’ for the correct response.
View full solution →$9.$ What can be concluded from the picture$?$
Circle ‘Yes’ or ‘No’ for the correct response.
| Can this be concluded from the picture? | Yes or No |
| Moth is an oviparous animal. | Yes/No |
| A moth looks different in each stage of its life cycle. | Yes/No |
| There are two different stages in the life cycle of a moth. | Yes/No |
The picture shows the basic parts of a salmon ish sperm.
$7.$ Which part of the sperm helps it to swim in water and reach the egg$?$
$8.$ Which of these animals reproduce by external fertilization?
$A.$ Snake
$B.$ Frog
$C.$ Horse
$D.$ Elephant
View full solution →$7.$ Which part of the sperm helps it to swim in water and reach the egg$?$
$8.$ Which of these animals reproduce by external fertilization?
$A.$ Snake
$B.$ Frog
$C.$ Horse
$D.$ Elephant
The table shows the processes of external fertilisation and internal fertilisation.
$6.$ Which of these is true about external fertilization and internal fertilization$?$
View full solution →| External fertilisation | Internal fertilisation |
| The female releases the eggs (ova) outside its body. The male releases the sperms on the eggs. Fertilisation takes place outside the female body. | The male releases the sperms inside the body of the female. Fertilisation takes place inside the female body. |
| External fertilization | Internal fertilization | |
| $A.$ | Both parents are necessary | Both parents are necessary |
| $B.$ | Embryo is not formed | Embryo is formed |
| $C.$ | Involves development of eggshell | Involves development of eggshell |
| $D.$ | Takes place among invertebrates | Takes place among vertebrates |
The picture shows the relative size of different types of cells between $100\ nm$ and $100\ mm.$
$1$. A mature egg and a sperm unite to form a zygote.
In which part of the female reproductive system does a zygote form$?$
$A. 1$
$B. 2$
$C. 3$
$D. 4$
$2.$ How many eggs are usually released each month by the ovary of a woman$?$
$A.$ One
$B.$ Two
$C.$ Fourteen
$D.$ Twenty-four
$3.$ In which part of the female reproductive system does an embryo implant$?$
$A. 1$
$B. 2$
$C. 3$
$D. 4$
$4.$ Which of these statements is true about a foetus$?$
Circle ‘Yes’ or ‘No’ for the correct response.
$5.$ Where does the fertilisation of egg occur in the process of In Vitro Fertilisation $(IVF)?$
$A.$ Ovary
$B.$ Water
$C.$ Uterus
$D.$ Petri dish
View full solution →$1$. A mature egg and a sperm unite to form a zygote.
In which part of the female reproductive system does a zygote form$?$
$A. 1$
$B. 2$
$C. 3$
$D. 4$
$2.$ How many eggs are usually released each month by the ovary of a woman$?$
$A.$ One
$B.$ Two
$C.$ Fourteen
$D.$ Twenty-four
$3.$ In which part of the female reproductive system does an embryo implant$?$
$A. 1$
$B. 2$
$C. 3$
$D. 4$
$4.$ Which of these statements is true about a foetus$?$
Circle ‘Yes’ or ‘No’ for the correct response.
| Is this statement true about a foetus? | Yes or No |
| All body parts can be identiied properly | Yes/No |
| It is covered by a hard shell of protective layers. | Yes/No |
| It resembles a large ball made of millions of cells. | Yes/No |
$A.$ Ovary
$B.$ Water
$C.$ Uterus
$D.$ Petri dish
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