ITBS ITBS Science Concepts and Life Science 1

Question 1

Which process do plants use to make their own food using sunlight?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Digestion

Answer

Evaporation

Question 2

What is the basic unit of life?

Accepted Answer

Cell

Answer

Organ

Answer

Tissue

Answer

Molecule

Question 3

Which of the following is a mammal?

Accepted Answer

Dolphin

Answer

Salmon

Answer

Eagle

Answer

Frog

Question 4

What do plants need to carry out photosynthesis? (Select the best answer)

Accepted Answer

Sunlight, water, and carbon dioxide

Answer

Soil and salt

Answer

Oxygen and nitrogen

Answer

Heat and minerals only

Question 5

Which part of the plant absorbs water and nutrients from the soil?

Accepted Answer

Roots

Answer

Leaves

Answer

Stem

Answer

Flower

Question 6

What is the role of the heart in the human body?

Accepted Answer

To pump blood throughout the body

Answer

To filter waste from the blood

Answer

To produce digestive juices

Answer

To control breathing