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WorksheetsS2 Species Survival
Total questions: 12
Worksheet time: 6mins
An organism that can reproduce by budding is:
Earthworm
Bacteria
Yeast
Greenfly
A clone is:
A collection of Hydra
A group of genetically identical offspring
A number of yeast cells on a microscope slide
A family of related individuals
This is NOT a feature of asexual reproduction:
One parent
All offspring contain the same genes
Fast reproduction
Variation
Gametes are:
Eggs
Sperm
All of these
Pollen
The site of fertilisation in humans is:
Oviduct
Vagina
Uterus
Womb
Sperm use enzymes to
Swim
Find the egg
Destroy competing sperm
Pierce the egg membrane
The foetus obtains substances it needs to grow via the
Umbilical Cord
Placenta
Mother's stomach
Uterus
In smoking, a substance which can prevent oxygen reaching the unborn baby is:
Tar
Nicotine
Alcohol
Carbon Monoxide
Organisms which have the best survival chances use two of these:
Internal development
External development
Parental Care
External fertilisation
A frog lays 300 eggs. 200 are fertilised. 140 are eaten by fish. What is the percentage survival rate of the tadpoles?
200%
0.2%
2%
20%
Choose two innate behaviours from this list:
Doing HW in humans
Migration of geese
Bee waggle dance
Walking in humans
Habituation is when animals:
Stop responding to harmless stimuli
Hide in their shells
Respond to harmful stimuli
Come out of their shells
