A. The rods and cones in the retina function in bright and dim light respectively
B. The cones are of three types, which are selective to different ranges of light wavelength
C. The information from the cones is re-organized in the retina to give-green, red and blue-yellow opponent channels
D. There is also group of large retinal cells alongside the smaller color-opponent cells that respond to the difference between the luminances in their center and surrounding regions
Related Mcqs:
- Which of the following statements relating to the stages in Freud’s psychogenetic model of development matches up with Freud’s suggestions?Which of the following statements relating to the stages in Freud’s psychogenetic model of development matches up with Freud’s suggestions?
A. At an early oral stage children usually start to explore their environment but experience control and discipline from their parents
B. Fixation at the anal stage results in children deriving pleasure in adulthood from activities such as overeating, smoking, drinking and kissing
C. At the genital stage children discover pleasure from touching their genitals
D. During the latency period sexual impulses are rechanneled into activities such as sport, learning and social activities - Which TWO of the following statements are true of simultaneous contrast illusions? 1. In the simultaneous tilt illusion, vertical stripes appear tilted away from the tilt of their surrounding stripes. 2. In the luminance illusion, a grey patch appears darker when surrounded by a dark area than when surrounded by a light area. 3 A purple patch appears slightly closer to blue when surrounded by red, and closer to red when seen against a blue background. 4. Visual illusion effect only exist for motion.
A. 1 & 3
B. 2 & 3
C. 3 & 4
D. 2 & 4 - Which of the following statements are true? 1. On a vernier acuity task, humans can discern the direction of very tiny offsets, but performance deteriorates with practice. 2. Different types of visual search have different behavioural characteristics and depend on different brain regions. 3. Walsh et.al. (1998) suggest that the right parietal lobe may be involved in setting up new templates in the conjunctions of, say, colour and form. 4 All of the above.
A. 1 & 2
B. 2 & 3
C. 1 & 3
D. 4 - Which TWO of the following statements are true of parsing?
1.Psycholinguistics has been especially concerned with how people parse sentences- that is, how they break them down into their correct phonological structures.
2.Parsing has to be done because otherwise, it would be impossible to interpret a sentence to all.
3.The difficulty in understanding some sentences can be ascribed to an initial misinterpretation ; this is called a ‘country walk’.
4.Misparsing a sentence can result in failure in comprehension at all levels.A. 1 & 2
B. 1 & 3
C. 2 & 4
D. 3 & 4 - With respect problem-solving which of the following statements is true?
A. Being numerate calls for a standard application of arithmetic procedures drawn from memory
B. Creative problem-solving can also be done according to formula
C. Even if we experience the same problem type over and over again creative problem-solving never become routine
D. None of the above - Which one of the following statements are true of the Wason selection, or four-card problem (Wason,1966)?
1. The Wason Selection Task is a good task because it produces identical results in concrete and abstract forms
2. In general, concrete versions of the task are more difficult to think about than uncluttered abstract versions.
3. Although the task is one of pure reasoning some concrete versions are easier because of how we think in certain social situations.
4. People typically pick one card correctly, but pick an inappropriate one as the second choice in the original version of the task.A. 1 & 2
B. 3 & 4
C. 1 & 4
D. 2 & 3 - Which TWO of the following statements are true of blocking?
1: The phenomenon of blocking provides an interesting and much-studied instance of failure to learn, in spite of contiguous presentations of the CS and the US
2: In a blocking experiment, animals receive training with what is termed a compound CS (Phase 2)
3: The experimental group has first received a phase of training in which the US alone is conditioned (Phase 1)
4: The experimental groups shows no (or very little evidence of learning about the CS that is presented in Phase 1A. 1 & 2
B. 2 & 3
C. 3 & 4
D. 1 & 3 - Which of the following statements is (are) true?
A. Classical conditioning regulates reflexive, involuntary responses exclusively
B. Operant conditioning regulates voluntary responses exclusively
C. The distinction between the two types of conditioning is not absolute, with both types jointly and interactively governing some aspects of behavior
D. Both a and b - Which of the following statements is NOT true in relation to measure of dispersion?
A. The range is the difference between the maximum and minimum data values
B. The most commonly used measure of dispersion is standard deviation (SD)
C. The standard deviation is equal to the square of the sum of the squares of all the differences (deviations) between each score and the mean, divided by the number of scores
D. The square root of the standard deviation is called the variance - Which one of the following statements about social support is true?
A. Social support in a broad social network impacts positively on health and stress
B. Social support in small groups helps one resist pressures to comply with an outside majority or to be obey an immoral authority
C. Both a & b
D. Neither a nor b
