The Science Book 2 Flashcards
0
Q
Why are the petals of flowers colorful?
A
To attract insects in search of nectar and animals looking for pollen.
1
Q
What is the function of the hairs found on the roots of plants?
A
Absorb water
Dissolve minerals from the soil
2
Q
What is the main purpose of a flower on a plant?
A
Reproductive system.
3
Q
How are bacteria cells different than eukaryotic cells?
A
These prokaryotic cells are smaller and they have no nucleus.
4
Q
What is the paunch of ruminant animals and what is its purpose?
A
Fermentation chamber
Contain billions of bacteria that decompose cellulose.
5
Q
What are some of the positive benefits that bacteria has afforded humanity?
A
Bacterial fermentation used for preservation. (Pickling).
Yogurt
Soy sauce
Waste water purification.
6
Q
How many cells do bacteria have?
A
- Single celled
