1. How the plants transport nutrients
2. How the plants reproduce.
Invertebrates have no protection for their soft bodies.
Worms
Bodies are covered by a hard, lightweight outer skin, or ____________.
exoskeleton
Animals with backbones are called _____________.
vertebrates
What is the definition of Classify?
To arrange or sort objects or living things according to their properties or characteristics.
Covered in smooth skin; live on both land and in the water; breathe with lungs or gills; are cold-blooded and hatch from eggs
Amphibians
If a plant doesn’t have seeds it has ______________.
spores
There are invertebrates with soft bodies that live in hard shells
snails and clams
Have hair or fur; live on land but some live in water; have lungs and breathe air; don’t lay eggs and make milk to feed their young; they have live births
Mammals
Covered with feathers; live on land and breathe with lungs; warm-blooded: their body controls their temperature; lay eggs
Birds
All organisms in the same group have some common ___________________.
characteristics
Covered with scales; live on water and on land; they have lungs and breathe air; are cold-blooded and most lay eggs
Reptiles
Some plants have ___________ structures that connect their leaves, stems, and roots.
tubelike
MOST animals on earth are __________ (animals without backbones)
invertebrates
Each spore is one ________ surrounded by a protective ____________.
cell, cell wall
Legs and bodies are divided into sections; bodies are covered by a hard, lightweight outer skin, or exoskeleton.
Arthropods
Plants that pass water and nutrients from cell to cell are called _________ plants.
nonvascular
Covered with scales; live in water; breathe mostly with gills; cold-blooded: their body temperature depends on the temperature on their surroundings; most lay eggs
Fish
A seed has a ______________ and ______________ inside a protective covering.
young plant, stored food
Plants with these tubelike structures are called ______________ plants.
vascular
Plants with cones are vascular plants called ____________.
conifers
Tubelike structures transport ________ and ____________ to all parts of the plants.
water, nutrients
Examples of Arthropods:
spiders, crabs, insects, and shrimp
A seed has many ____________.
cells
Plants with flowers or cones produce ___________.
seeds
Scientists use two small groups called _______ and ____________ to sort animals.
genus, species
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