6-5 KINGDOM 4-PLANTS

Question 1

What type of cells do plants have?

Answer 1

Plants are eukaryotes and have cells with organelles.

Question 2

Are plants unicellular or multicellular?

Answer 2

Plants are multicellular.

Question 3

What surrounds plant cells?

Answer 3

Plant cells are surrounded by a cell wall.

Question 4

From what did plants evolve, and when?

Answer 4

Plants evolved from algae about 440 million years ago.

Question 5

How do plants obtain energy?

Answer 5

autotrophs and heterotrophs

Question 6

List the four factors essential for plant growth.

Answer 6

The four growth factors are sunlight, temperature, gas exchange (O₂ and CO₂), and water & minerals.

Question 7

What are seedless nonvascular plants known for?

Answer 7

a) First land plants: Where must they live? b) How do they transport water?c) How do they reproduce?d) What is their significance in fossil fuel formation?e) Give examples of seedless nonvascular plants.

Question 8

First land plants: Where must they live?

Answer 8

Seedless nonvascular plants are the first land plants and must live in wet areas.

Question 9

How do seedless nonascular plants transport water?

Answer 9

They move water only a few centimeters through osmosis.

Question 10

How do seedless nonvascular plants reproduce?

Answer 10

They reproduce with spores made inside capsules.

Question 11

What is a seedless nonvascular plants significance in fossil fuel formation?

Answer 11

Their fossils became fossil fuels.

Question 12

Give examples of seedless nonvascular plants

Answer 12

Examples include moss and liverworts.

Question 13

What are seedless vascular plants known for?

Answer 13

First forests xylem root stem phloem leaves

Question 14

What are the defining features of flowering plants

Answer 14

Vascular tissues and organs Flowers and fruits Stamen Carpel Fruit Pollination diversity

Question 15

Describe the role of plants in food webs.

Answer 15

Plants are primary producers, providing the primary source of carbohydrates.

Question 16

Explain the role of plants in nutrient cycles.

Answer 16

Trees and other plants take up mineral and non-mineral nutrients from the soil through their roots

Question 17

Photosynthesis

Answer 17

Photosynthesis involves the cycling of carbon, oxygen, nitrogen, and water

Question 18

Decomposition

Answer 18

Decomposition by plants returns nutrients to the community.

Question 19

What types of symbiosis do plants engage in

Answer 19

Plants engage in all types of symbiosis, including mutualism, commensalism, and parasitism.

Question 20

What are the roles of plants in fuel production?

Answer 20

Plants are used to produce various fuels, including biofuels.

Question 21

How are plants important for medicine and other products?

Answer 21

Plants are used to produce a wide range of medicines and products, contributing significantly to healthcare and industry.