General Science
1.5 The World of Trees
1.6 Broadleaf Trees
1.7 Conifer and Palms
1.8 Plant Surprises
100

What gas do plants absorb from the atmosphere during photosynthesis?

Carbon dioxide

100

This part of the tree is where growth takes place.

cambium layer

100

What do we call a trees that shed all their leaves annually, usually in the fall?

deciduous tree

100
Pine tree belongs to what family of conifers?

The Pine Family

100

Kelp and diatoms are a type of which plant?

Algae

200

What part of the plant conducts photosynthesis?

leaves

200

This is what we call a scientist who studies trees. 

dendrologist

200

This is a common deciduous tree in North America, known for its bright fall colors and its sap, which is used to make syrup.

sugar maple

200

The tallest of all trees which can grow up to 379 feet. 

California redwood

200

What do saprophytes feed on?

dead matter

300

What is the most abundant gas in Earth's atmosphere?

nitrogen

300

Give one use of trees from page 35 of the science book and give one specific example of a product produced by the tree.

check page 35

300

A nut produced by oak trees and serves as a food source for many animals.

acorn

300
It is the largest of all trees with a wide base and can grow up to 311 feet. 

Giant sequioa

300

What are rhizoids primarily responsible for in mosses and some fungi?
a. absorbing sunlight

b. reproduction

c. anchorage and water absorption

C. anchorage and water absorption

400

What is the main source of energy for all life on Earth?

The Sun. 

400

Give one use of trees from page 35 of the science book and give one specific example of a product produced by the tree.

check page 35

400

A fungal disease spread by bark beetles that has devastated elm tree populations.

Dutch Elm Disease

400

What do we call trees that keep their leaves all year round. 

evergreens

400

What characteristic is shared by both ferns and mosses?
a. they are single-celled organisms

b. they reproduce by spores

c. they both have true leaves, stems and roots

B. they reproduce by spores

500

What do we call the smallest unit of life that can carry out all life processes?

A cell. 

500

Define tree girdling.

The procedure of removing a ring of bark from the tree trunk. 

500

Enumerate 5 kinds of deciduous trees that we have learned. 

M- maples

O - Oaks

W- Willows

B- Birches

E- Elms

500
The leaves of a palm tree are called?
fronds
500

The whip-like tails used by some protists for movement are called:

flagella

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