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Worksheets8th biology- Reproduction in Animals
Total questions: 20
Worksheet time: 9mins
Animals having external fertilization usually produce large number of gametes because
Animals are small in size and want to produce more offspring
Food is available in plenty of water
To ensure better chance of fertilization
Water promotes production of large number of gametes
Which statement about Humans is correct
Involve external fertilization
Fertilization takes place in testes
During fertilization, egg move towards sperm
fertilization occur in female
In humans, the structure get embedded in the wall of uterus is
Ovum
Foetus
Zygote
Embryo
In the given figure the organism multiplies into daughter cells, identify the organism & type of reproduction
Algae, fission
Spirogyra, breaking
Hydra, budding
Yeast, budding
The hormone that is released from the testes is ______
Progesterone
Vasopressin
Testosterone
All of these
The change from larva to adult is called
Gamete genesis
Metamorphosis
Spermatogenesis
Mutagenesis
Every month _________ mature egg(s) are released from ovary.
Four
Three
Two
One
IVF means:
Internal vitro foetus
In vitro fertilization
In vitro foetus
All are incorrect
All life starts as
an egg.
a chromosome.
a gene.
a single cell.
The tube-like structure that carries a released egg from ovary to the uterus
vas deferens
fallopian tube
style
The process by which the male gamete fuses with the female gamete producing a zygote is called ___________
pollination
fertilization
vegetative propagation
Fertilisation is when a sperm fuses with an egg.
True
False
The sperm moves because it has...
cilia
tail
hair
The fertilised egg is called
zygote
embryo
foetus
Internal fertilization does not occur in
human
dog
fish
cow
A sperm consists of
One part
Two parts
Three parts
Four parts
Foetus is the
Well developed embryo
Developing embryo
A zygote
Male gamete
Viviparous organisms are the ones which
Produce eggs
Produce young ones
Both I and II
None of these
The sperm head contains:
Yolk
Mitochondria
Follicle cells
Nucleus
A woman whose oviducts are removed
cannot bear babies naturally or through IVF
can bear babies naturally and through IVF
cannot bear babies naturally but can have children through IVF
can bear babies naturally but not through IVF
