1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
zhuklara [117]
3 years ago
13

What has caused the monarch butterfly population to decrease by 90% over the past 20 years?

Biology
1 answer:
Rzqust [24]3 years ago
8 0

Answer:

habitat loss

Explanation:

You might be interested in
Explain how studying plant movement uncovers specific behaviors that may not have been attributed to plants.
dezoksy [38]

Studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

<h3>What are the characteristics of living things?</h3>

Living things are things that have life in them.

Plants and animals are living things.

The characteristics of living things include:

  • movement
  • respiration
  • reproduction
  • sensitivity or irritability
  • excretion
  • growth
  • nutrition

Certain attributes of living things were not attributed to plants earlier such as sensitivity.

However, studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

Learn more about plants at: brainly.com/question/3529377

4 0
2 years ago
An ovary with ten ovules before fertilization could have ten _____ after
pogonyaev
A........................
8 0
4 years ago
10 jenis tanah beserta sifat,ciri ciri.manfaat
IRISSAK [1]
I wish I could help but I speak english.
7 0
3 years ago
The type of learning that occurs when a stimulus produces a particular response because it is associated with a positive or nega
sweet [91]

classical conditioning

3 0
3 years ago
Read 2 more answers
Are earthworms good or bad
BartSMP [9]

Answer:good because it help plant

Explanation:

5 0
3 years ago
Read 2 more answers
Other questions:
  • ________ – difficulty in passing current. work is done to pass through ________, releasing energy.
    7·1 answer
  • Gene expression is the process whereby genetic information in the cell is used to produce proteins. This is referred to as the c
    10·1 answer
  • Which of the following statements is true with respect to protonema?
    9·1 answer
  • Why do farmers use fertiizers and what is a limiting nutrient?
    13·1 answer
  • Which of the following organisms is most likely to survive? . A. the producers in a food web . . B. the top carnivore in a food
    14·2 answers
  • Which of the following
    7·2 answers
  • The c-terminal domain of rna polymerase ii projects away from the globular portion of the protein. why?
    5·1 answer
  • Helllllppppppppppppppp
    7·1 answer
  • In the process of photosynthesis, plants use carbon dioxide (CO2), water (H2O), and light energy to produce a sugar (C6H12O6) an
    6·1 answer
  • 4. Type of mutation that involves one of the DNA bases is replace by
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!