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Class 8 Practice – Level 3 – Set 1 – Reaching the Age of Adolescence
Total questions: 15
1.
During adolescence, the body undergoes rapid changes, including changes in cognitive abilities. Which part of the brain, responsible for decision-making and emotional regulation, continues to develop during this period?
Cerebellum
Medulla
Prefrontal cortex
Occipital lobe
None
2.
Why do adolescents experience an increase in appetite during puberty?
Because of increased fat storage requirements
To support rapid growth and development
Due to decreased energy requirements
For psychological reasons
None
3.
In both males and females, puberty triggers the release of hormones that cause the development of secondary sexual characteristics. Which of the following hormones is common in both sexes but present in significantly higher levels in males?
Estrogen
Progesterone
Testosterone
Oxytocin
None
4.
Which of the following pairs of hormones work together to regulate the menstrual cycle in females?
Testosterone and insulin
Estrogen and progesterone
Thyroxine and adrenaline
Growth hormone and insulin
None
5.
The average age of menopause varies globally. Which factor most strongly influences the onset of menopause in women?
Height
Diet
Genetic factors
Eye color
None
6.
In rare cases, genetic mutations can affect chromosome pairing. Which genetic condition results from an extra X chromosome in males, leading to a configuration of XXY?
Turner syndrome
Klinefelter syndrome
Down syndrome
Jacob's syndrome
None
7.
Which hormone, often called the "stress hormone," is produced by the adrenal gland and plays a crucial role in managing the body’s response to physical and emotional stress?
Thyroxine
Cortisol
Insulin
Testosterone
None
8.
In insects, juvenile hormone levels decline before the organism reaches adulthood. What effect does this hormone decline have on the insect's development?
It halts further development
It induces larval feeding behavior
It triggers molting into the adult form
It prevents the formation of wings
None
9.
Which of these is NOT considered an effective method for promoting reproductive health in adolescents?
Education about puberty and safe practices
Ignoring symptoms of reproductive health issues
Access to healthcare services
Encouragement of hygiene practices
None
10.
Adolescents often experience mood swings and emotional highs and lows. This is largely due to fluctuations in which type of hormone?
Thyroid hormones
Sex hormones
Cortisol only
Insulin
None
11.
During puberty, the skeletal structure also changes. Which hormone plays a critical role in bone growth and development, especially during the adolescent growth spurt?
Insulin
Adrenaline
Growth hormone
Cortisol
None
12.
In females, which hormone is primarily responsible for the development of secondary sexual characteristics like breast growth and the widening of hips?
Progesterone
Thyroxine
Estrogen
Testosterone
None
13.
Which hormone stimulates the release of an egg from the ovary during the middle of the menstrual cycle?
Luteinizing hormone (LH)
Follicle-stimulating hormone (FSH)
Estrogen
Progesterone
None
14.
At which stage of the menstrual cycle is the uterine lining thickest, preparing for possible fertilization?
Menstrual phase
Follicular phase
Ovulation phase
Luteal phase
None
15.
Chromosomal abnormalities can sometimes result in a combination of sex characteristics. Which genetic condition is characterized by a female with only one X chromosome?
Turner syndrome
Klinefelter syndrome
Down syndrome
Triple X syndrome
None
1 out of 15
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