Plant Biology

Plants that grow towards the sunlight is known as

• geotropism
• thermotropism
• phototropism
• thigmotropism

The following stem is which of the following?

• angiosperm monocot
• angiosperm dicot
• gymnosperm monocot
• gymnosperm dicot

The plant roots grow towards gravity is known as 

• phototropism
• geotropism
• thigmotropism
• thermotropism

Auxins are which of the following?

• contained in an animal cell
• plant hormone responsible for the growth of the plant cell
• plant hormone responsible for the ripening of fruit
• scientific term for growth hormone in our body

Auxin is a growth hormone in plants that are found/made in...

• the tips of the plant shoots and roots
• the middle of the plant
• the leaves
• the seeds

What happens to a plant shoot if the tip is cut off?

• the shoot does not grow longer
• the shoot continues to grow
• the shoot will grow towards the sunlight

The movement of O2 and CO2 between the plant and the environment is known as

• gas exchange
• transport
• photosynthesis
• respiration

This picture is which of the following?

• angiosperm monocot
• angiosperm dicot
• gymnosperm monocot
• gymnosperm dicot

This picture shows which of the following?

• angiosperm monocot
• angiosperm dicot
• gymnosperm monocot
• gymnosperm dicot

Which of the following is NOT specifically a plant adaptation for life on land?

• roots
• stomates
• auxins
• seeds