Fertilizer/Asexual Repro/Increased output/Geodes

Q. What is fertilizer?

• nutrients added to the ground

• nutrients already in the ground

• nutrients depleted from the ground

• nutrition already inside the plant

What are the 3 most important minerals for plants?

• NLQ

• PQK

• NPK

• KPL

What does NPK stands for?

• Nutrients, Pesticides, Kelp

• Nitrogen, Phosphorus, Potassium

• Nitrogen, Pesticides, Phosphorus

• Nutrients, Plant, Potassium

What part of a plant does nitrogen help grow?

• Dark green leaf

• Root growth

• Fruit growth

• Flower Budding

If a 10 lb bag of fertilizer is labelled 5-10-20, how much Potassium is in the bag?

• 5 lb

• 2 lb

• 1 lb

• 0.5 lb

The 3 ways that plants reproduce asexually are

• Bulbs, Runners, and Tubers

• Clones, Spores, and Bulbs

• Spores, Runners, and Tubers

• Bulbs, Spores, and Tubers

The tiny opening on the plant that lets air in when open and holds water in when closed is called the ____.

• stomata

• guard cell

• pertals

• cuticle

The Geodes we opened were formed by

• minerals building up at the bottom of a river

• magma erupting underwater

• hardening and decay of a dead animal

• gass bubbles trapped in lava

The yearly egg output of an average chicken increased from 112 in 1925 to 271 in 2012 mainly because of

• hormones being fed to the chickens

• selective breeding

• better chicken feed

• stronger chicken barns that keep out egg predators

Which statement below describes what we learned about water conservation for agriculture?

• Libya had planted millions of trees to stop the expansion of the Sahara Desert

• The water level in Lake Mead in Nevada is very high due to good conservation.

• Israel drilled deep wells and constructed long pipes to pump water to the cities in the north

• Oahu ia able to store groundwater between volcanic dikes and freshwater lens