Unit 12 Review: Question Preview (ID: 25609)


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A plant that produces seeds with lots of stickers on them most likely depends on what to disperse their seeds?
a) animals b) wind c) water d) gravity
Which of the following would be an explanation for insects having different types of mouth parts?
a) The insects each have different climates in which they live, requiring a different type of feeding method. b) The mouthparts have modifications that are adapted to the insect's method of feeding. c) The mouthparts vary depending on the insect's wing-to-body-length ratio. d) The mouthparts are varied so that there is not competition within a single species of insects.
Chameleons are reptiles that have the ability to hide from predators and prey by blending in with their environment. This ability is known as-
a) natural selection. b) imitation. c) mimicry. d) camouflage.
Plants have different signals to attract pollinators. Which of the following is NOT a way that plants attract pollinators?
a) presence of barbs b) specific texture or pattern c) strong scents d) bright colors
The process of humans controlling the breeding of organisms is known as-
a) natural selection. b) selective breeding. c) manipulative breeding. d) sheltered breeding.
Organisms are more likely to survive and reproduce if they are better adapted to their environments compared to other organisms of the same species. This process is known as-
a) variation. b) selective breeding. c) mutualism. d) natural selection.
Finches are a kind of bird. Each species has a specific type of beak depending on what it eats. Beak shape in finches is an example of -
a) adaptation. b) simulation. c) competition. d) environmentalism.
Which of the following factors can affect the process of natural selection? 1. Overproduction of offspring in a species 2. competition among organisms of the same species 3. genetic variations within a population 4. niche necessity in a population
a) 1,2 and 3 b) 2 only c) 1 and 3 d) 3 and 4
In a desert which adaptations do animals need to survive? 1. Animals burrow deep into the ground in the day. 2. Water is stored in the fatty tissue. 3. Animals grow more fur. 4. Many animals are nocturnal.
a) 1,3 and 4 b) 1,2 and 4 c) 2,3 and 4 d) 1,2,3 and 4
While on a field investigation to observe plants in a natural setting, which of the following would be the best safety practice?
a) removing plants from nature b) tasting plants c) careful observation of surroundings d) touching plants
When the stem and leaves of a plant turn toward the sun they are exhibiting which behavior?
a) gravitropism b) geotropism c) autotropism d) phototropism
The roots of a plant exhibit which behavior?
a) autotropism b) hydrotropism c) geotropism d) phototropism
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