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Horticulture Essentials

Horticulture

A collection of factual questions about the history, science, and nomenclature of horticulture.

plants gardening botany

10 Questions Easy Ages 5+ Sep 12, 2026

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About this Study Set

This study set covers Horticulture through 10 practice questions. A collection of factual questions about the history, science, and nomenclature of horticulture. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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Browse all 10 questions from the Horticulture Essentials study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 In which year did Carl Linnaeus publish 'Species Plantarum', establishing the system of binomial nomenclature used in horticulture?

A 1753
B 1802
C 1910
D 1699

2 How many primary petals does a standard single-flowered tulip have?

A 2
B 6
C 10
D 12

3 What is the chemical symbol for Nitrogen, a primary nutrient found in almost all commercial fertilizers?

A Ni
B Na
C N
D Ne

4 How many categories of hardiness zones are officially used in the USDA plant hardiness map for the United States?

A 5
B 13
C 20
D 50

5 The 'Green Revolution', which significantly improved horticultural crop yields, was led by which Nobel Peace Prize winner starting in the 1940s?

A Norman Borlaug
B Gregor Mendel
C Luther Burbank
D Beatrix Potter

6 What is the standard pH range considered 'neutral' for most garden soils?

A 0.0-2.0
B 4.0-5.0
C 6.5-7.5
D 12.0-14.0

7 A 'decennium' in agricultural and horticultural planning refers to a period of how many years?

A 1
B 5
C 10
D 100

8 Which plant part is scientifically defined as the 'ovary' of the flower after fertilization occurs?

A Root
B Leaf
C Stem
D Fruit

9 In photosynthesis, plants consume which specific gas to produce glucose?

A Carbon dioxide
B Nitrogen
C Argon
D Helium

10 Gregor Mendel, known as the father of genetics, conducted his famous plant breeding experiments primarily using which type of plant?

A Roses
B Peas
C Tomatoes
D Corn

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