Question

Q3. Fill in the blanks ( 1 Mark):
1. ....................... animals give birth to young ones.
2. Hens show ......................fertilisation.
3. ...........is another term used for the fertilised egg.
4. The bulges from which new individuals develop are called....................
5. Beside frog,..............also shows metamorphosis.
6. .................is the stage of the embryo in which all the body parts can be identified is called...........
7. .................produces eggs in human female.
8. ....................is the part of the female reproductive system where the development of embryo takes place.
9. Fish shows ...................fertilisation.
10. The cells having a well defined nucleus are called.....................
11. ...................transfer the characteristics from the parents to the off-springs.
12. Each organ is further made up of smaller parts called....................
13. ..........................in human blood is a cell which can change its shape.
14. Organisms made up of one cell are called...................
15. ...............is the largest cell which measures 170mmX130mm.​

Answer 1

Answer:

1. Viviparous animals give birth to young ones.
2. Hens show internal fertilisation.
3. Zygote is another term used for the fertilized egg.
4. The bulges from which new individuals develop are called bud.
5. Beside frog, silk moth also shows metamorphosis.
6. An unborn baby in the uterus is the stage of the embryo in which all the body parts can be identified is called foetus.
7. Ovum produces eggs in human female.
8. Uterus is the part of the female reproductive system where the development of embryo takes place.
9. Fish shows external fertilisation.
10. The cells having a well defined nucleus are called eukaryotic cells.
11. Chromosomes transfer the characteristics from the parents to the offsprings.
12. Each organ is further made up of smaller parts called cells.
13. RBC and WBC in human blood are the cells which can change its shape.
14. Organisms made up of one cell are called unicellular organisms.
15. Ostrich egg is the largest cell which measures 170mmx130mm.

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