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IB DP Evolution and Biodiversity Part 1 Flashcards | StudBud
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IB DP Evolution and Biodiversity Part 1
IB DP Evolution and Biodiversity Part 1
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Evolution and Biodiversity IB Biology questions #biology #ib #evolution #biodiversity
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
The United Kingdom decided to help save the Earth & reduce CO2 emissions. What is the result?
increased moth speciation
increased light colored moth population
increased dark colored moth population
decreased predation of moths
2
What is an immediate consequence of overproduction of offspring?
less chance of mutations
increased interspecific competition
greater adaptations to the environment
increased intraspecific competition
3
What is true about flatworms, Platyhelminthes?
Mouth only, no anus
Radial symmetry
Bodies have ringed shaped segments
Segmented bodies
4
Animal that has no mouth or anus, no symmetry, skeletal needles and many pores?
Platyhelminthes
Cnidaria
Mollusca
Porifera
5
Which of the following represents a Class?
Canidae
Mammaila
Carnivora
Chordata
6
Identify one trait to distinguish between birds and reptiles.
hair
mammary glands
feathers
backbone
7
What causes DNA to mutate which can lead to evolution?
carcinogens
playing a sport
eating healthy
burning antioxidants
8
Pollen is produced in male cones, Ovules produced in female cones. What phylum is this?
Coniferophyta
Filicinophyta
Angiospermophyta
Bryophyta
9
What is evolution?
variation due to sexual reproduction
summative changes in genetic characteristics over time
changes in fossils over time
variation in a population over time
10
Why is it better to use scientific names than common names in science?
creates divisions between countries
can lead to isolation between species
creates confusion when speaking different languages
can help identify common ancestors
11
What are analogous structures?
same structure, different function
different structure, different function
same structure, same function
different structure, same function
12
What leads to variations in a species?
getting older
cloning
mutation
mitosis
13
An animal with mouth only, and radial symmetry
Cnidaria
Molllusca
Platyhelminthes
Annelida
14
Which non-vertebrate phyla have bilateral symmetry?
Porifera Platylhelminthes Mollusca Annelida Arthropoda
not Mollusca, but yes for Annelida, Arthropoda
Platylhelminthes, Mollusca, Annelida, Arthropoda
Cnidaria, Platylhelminthes, Mollusca, Annelida, Arthropoda
15
What phylum of plant releases spores and has no vascular tissues?
Filicinophyta
Bryophyta
Angiospermaphyta
Coniferophyta
16
What type of evidence does this image show?
Embryological
Biochemical
Fossil
Anatomical
17
What would cause these 6 animals to be placed in different genera?
they do not have a common ancestor
they all live in different habitats
they have 5 branches in the diagram
They have differences between them
18
Which species is most closely related to this bird?
Corvus baudii
Pitta Pittidae
Parus major
Cinnyris osea
19
An animal with mouth and anus, bilateral symmetry, and has a shell made of CaCO
3
.
Platyhelminthes
Annelida
Mollusca
Cnidaria
20
Plant phylum where individuals have no xylem, no phloem, and no true leaves.
Angiospermophyta
Coniferophyta
Bryophyta
Filicinophyta
21
The plant phyla that have fruits are?
Filicinophyta, Coniferophyta, Angiospermophyta
Angiospermophyta
Coniferophyta, Angiospermophyta
Bryophata and Angiospermophyta
22
Which of the following represents a Phylum?
Canidae
Mammailia
Chordata
Canis
23
What are two features of phylum mollusca?
radial symmetry and 2 openings
silica skeleton and mantle
mantle and foot
segmentation and vertebrate
24
Plant phylum where plants have ovules that are enclosed inside ovaries in flowers.
Angiospermophyta
Coniferophyta
Bryophyta
Filicinophyta
25
Which of the following terms represents a Kingdom
Animalia
lupus
Canidae
Chordata
26
What type of evidence is used to create a cladogram?
Proteins
DNA
All of the above
Anatomical Structures
27
Which of the following is true for the plants Filicinophyta?
Pollen is produced
Has ovaries or at least ovules
Has seeds
Has both xylem and phloem tissue
28
Which domain contains cells with no nucleus and live in common locations?
Eukarya
Archae
Archae and Eubacteria
Eubacteria
29
Bodies made up of many ring-shaped segments, often with bristles, bilateral symmetry.
Mollusca
Arthropoda
Platyhelminthes
Annelida
30
Which of these factors contributes the LEAST to evolution?
natural selection
variations in populations
overproduction of offspring
stable environment
