Role of Heredity and Environment — Quiz

Q1. In the words of Peterson, heredity may be defined as

• A. what an individual gets from his ancestral stock through his parents
• B. everything that affects the individual except his genes
• C. external forces, influences and conditions
• D. the totality of stimuli that impinge on the organism

Q2. F.L. Ruch considers heredity as the totality of biologically transmitted factors that influence the

• A. school climate of the child
• B. structure of the body
• C. moral environment of the family
• D. peer-group dynamics of the adolescent

Q3. Heredity is classified as an internal factor whereas environment is classified as an external factor. A class 7 teacher who notes that her student Aarti has her mother's eye-colour is observing the working of

• A. an external factor — environment
• B. an internal factor — heredity
• C. the H × E × T formula
• D. the mental environment of the home

Q4. Douglas and Holland describe environment as the aggregate of all the

• A. internal genes and biologically transmitted factors
• B. external forces, influences and conditions which affect life, nature, behaviour, growth and development
• C. twin-pair correlations of intelligence
• D. physical traits inherited from parents

Q5. An upper-primary school in rural Bihar sets up a well-stocked library, a science laboratory and weekly debates and symposia for its class 7 students. By doing so, the school is consciously providing

• A. a favourable hereditary background
• B. a good mental environment for intellectual development
• C. an H × E × T formula
• D. a James-Reece hill-village contrast

Q6. 'a favourable environment caters to the development of'

• A. the genes inherited from parents
• B. the native abilities of a child
• C. only the physical height and weight
• D. twin-pair IQ correlation

Q7. Fraternal twins, arise from the

• A. germination of two separate ova
• B. splitting of one ovum after fertilisation
• C. fusion of one sperm with one ovum at conception
• D. transplantation of two zygotes

Q8. Per the David Winfield table, the IQ correlation coefficient between fraternal twins is reported as

• A. 0.30
• B. 0.50
• C. 0.70
• D. 0.90

Q9. Identical twins reared apart differ somewhat more than identical twins reared together, but they still remain

• A. less alike than unrelated children
• B. more alike than fraternal twins reared apart or together
• C. exactly the same in every trait
• D. less alike than ordinary siblings

Q10. Two identical twins separated at birth are raised by different foster families. The most likely outcome is that

• A. both twins will become identical even in habits and interests
• B. each twin will tend to acquire qualities of his or her foster parents
• C. neither twin will show any influence of the foster home
• D. the twins will exchange genes through the foster parents

Q11. The power of environment by saying that a child born to illiterate parents can learn

• A. no language until taught a written script
• B. ten different languages before he or she reaches 10 years
• C. only the mother tongue, never a second language
• D. only one language, no matter the surroundings

Q12. In Ross's formula H × E × T = DL, the variables stand for

• A. Heredity × Education × Test = Difficulty Level
• B. Heredity × Environment × Time = Development Level of an individual personality
• C. Home × Environment × Teacher = Daily Learning
• D. Heredity × Energy × Talent = Domain Learning

Q13. An individual can be compared to the area of a rectangle, where heredity is the base and environment is the height. The teacher in a class 7 classroom should infer that

• A. the larger the heredity, the smaller the role of environment
• B. either heredity or environment alone is enough for development
• C. development depends on BOTH heredity and environment, like area depends on both base and height
• D. environment is always more important than heredity

Q14. A class 7 teacher in Rampur uses storytelling for one group, hands-on activity for another and a debate for a third while teaching the same chapter. Which educational implication of the heredity-environment view is she applying?

• A. Implication 1 — knowing the background of the learner
• B. Implication 3 — different methods of teaching catering to different interests and understanding levels
• C. Implication 4 — school as a place for personality development
• D. Implication 5 — every school must have a guidance and counselling centre

Q15. Knowledge of heredity and environment is most essential for a teacher in dealing with which group of upper-primary learners?

• A. only the average and above-average students
• B. only the topper students of class 8
• C. all kinds of exceptional children — gifted, normal, below average, problem children and first-generation learners
• D. only the students preparing for board examinations