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Important Questions on Chemical Control and Coordination

EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
The rigidity of cellulose is due to:
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
The amino acid tryptophan is the precursor for the synthesis of:
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which one of the following hormones is not involved in sugar metabolism?
HARD
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action

Match the following columns and select the correct option:-

Column-I Column-II
(a) Pituitary hormone (i) Steroid
(b) Epinephrine (ii) Neuropeptides
(c) Endorphins (iii) Peptides, proteins
(d) Cortisol (iv) Biogenic amines
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which of these is not an important component of initiation of parturition in humans?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which one of the following hormones though synthesized elsewhere, is stored and release by the master gland?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Oxytocin and vasopressin are synthesized in
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which one of the following statements about second messengers is correct?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which of the following is an amino acid derived hormone?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
The posterior pituitary gland is not a 'true' endocrine gland because
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Identify the incorrect matching.
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Name a peptide hormone which acts mainly on hepatocytes and adipocytes and enhances cellular glucose uptake and utilisation.
HARD
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which one of the following statements is incorrect?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which of the following hormones that controls blood pressure is secreted by human heart?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Three uniformly watered plants i, ii and iii were kept in 45% relative humidity, 45% relative humidity with blowing wind and 95% relative humidity, respectively. Arrange these plants in the order (faster to slowest) in which they will dry up.
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
A diabetic individual becomes unconscious after self-administering insulin. What should be done immediately to revive the individual?
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Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action

In the following hormone mediated signal transduction pathway, recognise A and B

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MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Mechanism of Hormone Action
How dose steroid hormone influence the cellular activities?