reproduction class 8

After fertilisation, the ________ divides repeatedly to give rise to a ball of cells.

• Ovum

• Sperm

• Zygote

• Embryo

The female gamete produced by the ovary is _____ in nature.

• Haploid

• Diploid

• both a and b

• none of the above

Which of the following is the site of fertilisation in humans?

• Uterus

• Fallopian tube

• Ovary

• Vagina

Which of the following is NOT a characteristic feature of sexual reproduction?

• It involves the fusion of two reproductive cells.

• It is common in most organisms.

• Fertilization may take place inside or outside the body of the female.

• The offspring receives its characteristics from one parent only.

Foetus is the

• Well developed embryo

• Developing embryo

• Developing zygote

• none of the above

Budding is found in

• Yeast

• Hydra and Yeast

• Hydra

• None

Which organisms reproduce by binary fission where one single cell splits into two identical cells?

• starfish and flatworm

• giraffe and zebra

• bacteria and amoeba

• spider plant and strawberry plant

Tags

NGSS.MS-LS3-2

The diagram shows the female reproductive system. The part labelled B is called  

• sperm 
• the egg  
• the womb  
• the ovary 

The diagram shows the female reproductive system. The part labelled A is called

•  the egg
• the womb
• the ovary
• sperm

The diagram shows the female reproductive system during the fertile period of the menstrual cycle. Select what happens in the ovary during this time?

•  Implantation occurs.
• An egg is released.
• A sperm fuses (joins) with an egg.
• Fertilisation takes place.