1st level
Which is the largest land animal?
The largest land mammal is the elephant
When you push something, you apply ____.
Force
What tissue connects muscles to bones?
Tendons
What are animals, which eat both plants and animals called?
Omnivores
Which of these species is a producer?
Polar bear
Algae
Shrimp
Cod
Algae
___ helps pump blood through the entire body.
Heart
Which group of animals have scales
Reptiles
Which nutrient plays an essential role in muscle-building?
a. Protein
Which cell organelle is also called the powerhouse of the cell?
Mitochondria
Which of these food chains is in the right order?
Shrimp → algae → cod → seal → polar bear
Algae → cod → shrimp → seal → polar bear
Polar bear → seal → cod → shrimp → algae
Algae → shrimp → cod → seal → polar bear
Algae → shrimp → cod → seal → polar bear
How does a dog express happiness?
A dog expresses happiness by wagging its tail.
Which material is made of sand?
Glass
Which scientist proposed the three laws of motion?
Isaac Newton
The bending of light through a glass prism is called ____.
Refraction
In a food web, green plants are known as producers. Why is this?
Because plants create their own food from sunlight
What are the three states of matter?
The three states of matter are solid, liquid, and gas.
What part of the skeletal system protects the brain?
Skull
Plants need a molecule invisible to the naked eye to perform photosynthesis. What is that?
Carbon dioxide
A lion is most closely related to which of the following animals?
a. Dog
b. Raccoon
c. Wolf
d. Leopard
d. Leopard
What does a decomposer do in a food web?
They recycle nutrients by feeding on dead and decaying materials
Axolotls are reptiles or amphibians?
Axolotls are amphibians.
Which pigment gives the leaves its green color?
Chlorophyll
Which system of the body controls the senses?
Nervous system
Medicine that is given to fight bacteria but not viruses?
Antibiotic
Which of the following support all life on Earth?
Green plants