How to Identify and Classify Cloudberries - Exam
  • 1. What is the scientific name for cloudberries?
A) Rubus chamaemorus
B) Arctostaphylos uva-ursi
C) Vaccinium oxycoccos
D) Empetrum nigrum
  • 2. Cloudberries are typically found in what type of environment?
A) Tropical rainforests
B) Bogs and Arctic meadows
C) Deserts
D) Temperate deciduous forests
  • 3. What is the typical height of a cloudberry plant?
A) 1-2 meters
B) 5-10 cm
C) 10-30 cm
D) 50-75 cm
  • 4. How many berries does a cloudberry plant typically produce per stem?
A) One
B) Many
C) Two
D) Three
  • 5. What is the initial color of a cloudberry flower?
A) Yellow
B) Purple
C) Red
D) White
  • 6. What is the shape of a cloudberry leaf?
A) Linear
B) Palmate
C) Needle-like
D) Ovate
  • 7. What is the unripe color of a cloudberry fruit?
A) Green
B) Red
C) Orange
D) Yellow
  • 8. What is the ripe color of a cloudberry fruit?
A) Green
B) Purple
C) Golden-yellow to orange
D) Red
  • 9. Cloudberries are rich in which vitamin?
A) Vitamin D
B) Vitamin C
C) Vitamin B12
D) Vitamin A
  • 10. What is the taste of a ripe cloudberry often described as?
A) Tart and slightly sweet
B) Sour
C) Bitter
D) Extremely sweet
  • 11. Cloudberries are dioecious, meaning:
A) They have separate male and female plants
B) They self-pollinate
C) They are poisonous
D) They only reproduce asexually
  • 12. What type of soil do cloudberries prefer?
A) Acidic
B) Clay
C) Neutral
D) Alkaline
  • 13. Which of these countries is NOT a common habitat for cloudberries?
A) Canada
B) Brazil
C) Russia
D) Norway
  • 14. What is a synonym for cloudberry?
A) Strawberry
B) Cranberry
C) Blueberry
D) Knotberry
  • 15. How are cloudberries primarily pollinated?
A) Insects
B) Birds
C) Water
D) Wind
  • 16. Which characteristic distinguishes cloudberry leaves from other Rubus species?
A) They are serrated.
B) They are compound.
C) They are kidney-shaped.
D) They are evergreen.
  • 17. What is the typical fruiting season for cloudberries?
A) Spring
B) Late summer to early autumn
C) Winter
D) Early summer
  • 18. What is the texture of a ripe cloudberry?
A) Waxy
B) Soft and juicy
C) Fibrous
D) Hard and dry
  • 19. Cloudberry plants spread primarily through what method?
A) Grafting
B) Rhizomes
C) Runners
D) Seeds
  • 20. What climate are cloudberries best suited to?
A) Tropical
B) Hot, arid
C) Cold, subarctic
D) Temperate
  • 21. What is a major factor limiting cloudberry production?
A) Over-pollination
B) Frost damage to flowers
C) Lack of sunlight
D) Poor soil drainage
  • 22. Which part of the cloudberry plant is traditionally used for medicinal purposes?
A) The leaves
B) The stem
C) The roots
D) The fruit
  • 23. Cloudberries are often used to make which of the following?
A) Soy sauce
B) Peanut butter
C) Jam
D) Ketchup
  • 24. What is the chromosome number of cloudberries?
A) 2n=28
B) 2n=14
C) 2n=56
D) 2n=42
  • 25. What impact does climate change have on cloudberries?
A) Increased habitat and yields
B) Reduced habitat and yields
C) No impact
D) Changes in fruit color
  • 26. In Nordic countries, what is a common preservation method for cloudberries?
A) Salting
B) Pickling
C) Sun-drying
D) Freezing
  • 27. Which animal is known to disperse cloudberry seeds?
A) Squirrels
B) Birds
C) Beavers
D) Foxes
  • 28. What is the primary economic value of cloudberries?
A) Wild harvesting
B) Ornamental plant trade
C) Large-scale cultivation
D) Timber production
  • 29. What is a common sign that cloudberries are ready to harvest?
A) Presence of dew on the berry
B) Bright red color
C) Easy detachment from the stem
D) Firmness of the berry
  • 30. What is the conservation status of cloudberries in most regions?
A) Endangered
B) Critically Endangered
C) Vulnerable
D) Least Concern
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