Soil and Plants

A farmer wants to protect his crop against attack by insects. What could he spray onto his crop?

• Pesticide

• Fungicide

• Herbicide

• Fertilizer

Which one of the following is NOT a good way to conserve soil (i.e. to prevent soil erosion)?

• Terracing

• Increasing plant coverage

• Allowing animals to graze

• Contour ploughing

Dodder is a plant parasite that lives on a host plant. It survives by:

• taking nutrients from the host plant

• attracting insects to the host plant

• pollinating the host plant

• taking nutrients from the soil

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-4

All of the following are categories of soil EXCEPT?

• Clay

• Sandy

• Silt

• Loam

Which type of soil becomes waterlogged very easily?

• Clay

• Sandy

• Loam

• Silt

Which soil type drains water very easily?

• Clay

• Sandy

• Loam

• Silt

Which soil type contains the most humus?

• Clay

• Sandy

• Loam

• Silt

Soil is made up of.....

• Dead animals

• Dead trees

• Dead animals and trees

• Weathered rock

Tags

NGSS.MS-LS2-3

All of the following are types of plant pests EXCEPT?

• Other plants

• Insects

• Dust

• Other animals

Weeds are considered as plant pests. They survive by:

• Taking nutrients from the soil

• Taking nutrients from the host plants

• attracting insects to the host plant

• pollinating the host plant