Exploring Living Things

What are the five characteristics of living things?

• made of bones

• live in water

• can fly

• The five characteristics of living things are: made of cells, grow and develop, reproduce, respond to stimuli, and require energy.

Which habitat is home to polar bears?

• Arctic habitat

• Savanna habitat

• Tropical rainforest

• Desert habitat

What is the main purpose of photosynthesis?

• To store energy in the form of fats

• To produce oxygen for respiration

• To absorb carbon dioxide from the atmosphere

• The main purpose of photosynthesis is to convert light energy into chemical energy in the form of glucose.

Name one system in the human body that helps with movement.

• Nervous system

• Muscular system

• Digestive system

• Circulatory system

What do living things need to survive?

• Water, food, air, and suitable habitat.

• Electricity, plastic, and metal

• Sunlight, soil, and minerals

• Time, space, and gravity

Which animal is known for living in deserts?

• Camel

• Frog

• Dolphin

• Penguin

What gas do plants take in during photosynthesis?

• Oxygen

• Nitrogen

• Hydrogen

• Carbon dioxide

How many systems are there in the human body?

• 10

• 9

• 11

• 12

What is the role of the respiratory system?

• To digest food and absorb nutrients.

• To circulate blood throughout the body.

• To regulate body temperature and maintain homeostasis.

• The role of the respiratory system is to facilitate gas exchange, providing oxygen to the body and removing carbon dioxide.

Which habitat is characterized by high rainfall?

• Desert

• Savanna

• Tundra

• Tropical rainforest