Problem 1. Which of the following is the most important characteristic used to c

Q: Problem 1. Which of the following is the most important characteristic used to c

Problem 1. a. membrane-enclosed nucleus and organelles Problem 2. b. an area with a highly fragmented landscape Problem 3.e. flowers Problem 4.a. specialized plant tissues that transport water and nutrients

ID: 165530 • Letter: P

Question

Problem 1. Which of the following is the most important characteristic used to classify organisms as eukaryotes?

a. membrane-enclosed nucleus and organelles

b. cell walls

c. symmetry

d. vascular system

e. type of reproduction

Problem 2. Which of these choices does not describe an area that usually has a biologically diverse ecosystem?

a. an ecosystem with intact food webs and top predators

b. an area with a highly fragmented landscape

c. an area with a mosaic of physical, geographical, and climatic conditions

d. an area with many unique types of habitats

e. All of the above describe areas that usually have high biodiversity.

Problem 3. Which of the following features makes angiosperms different from all the other types of plants?

a. seeds

b. vascular system

c. roots

d. cones

e. flowers

Problem 4. A vascular system is the ___________.

a. specialized plant tissues that transport water and nutrients

b. organs of reproduction in plants

c. specialized plant tissues responsible for photosynthesis

d. tissues responsible for forming leaves

d. fruit-producing organs in plants

Problem 5. What are two major plant adaptations that were most important in allowing plants to become independent of aquatic habitats?

a. bilateral symmetry and multi-celled organisms

b. vascular system and seeds

c. segmented structures with mycelium

d. symbiotic relationships with fungi

e. single-celled organisms that produced spores

Problem 6. Which of the following is TRUE about all animals?

a. They are all multicellular eukaryotic heterotrophs.

b. They all have an endoskeleton and bilateral symmetry.

c. Some single-celled species can make their own food.

d. They all have segmented body parts.

e. None of the above is true about all animals.

Problem 7. Which of the following characteristics is not one of the main features used to classify animals?

a. presence or absence of a bony or cartilaginous backbone

b. presence of appendages

c. type of skeleton

d. type of symmetry

e. presence or absence of body segmentation

Problem 8. Which insect adaptation is thought to have had the greatest influence on the diversity of this group?

a. exoskeleton

b. endoskeleton

c. bilateral symmetry

d. muticellularity

e. wings

Problem 9. Which of the following is FALSE about protists?

a. Protists are a highly diverse group.

b. Some protists are heterotrophic.

c. Protists form a genetically distinct evolutionary group.

d. Some protists are unicellular and others are multicellular.

e. Protists can be classified as plant-like, animal-like, or fungus-like.

Problem 10. Starting with the group that evolved earliest to the group that evolved most recently, which of these sequences is in the correct order?

a. bryophytes, protists, fungi

b. fungi, protists, bryophytes

c. bryophytes, fungi, protists

d. protists, bryophytes, insects

e. insects, bryophytes, fungi

Explanation / Answer

Problem 1. a. membrane-enclosed nucleus and organelles

Problem 2. b. an area with a highly fragmented landscape

Problem 3.e. flowers

Problem 4.a. specialized plant tissues that transport water and nutrients

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Problem 1. Which of the following is the most important characteristic used to c

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