Most dangerous metal pollutant of automobile exhaust is

Important Questions on Chemical Constituents of Living Cell

HARD

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which one of the following statements is incorrect?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which of these is not an important component of initiation of parturition in humans?

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

The posterior pituitary gland is not a 'true' endocrine gland because

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Oxytocin and vasopressin are synthesized in

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

The amino acid tryptophan is the precursor for the synthesis of:

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which of the following hormones that controls blood pressure is secreted by human heart?

HARD

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Match the following hormones with the respective disease:

	Column – I		Column – II
$\left(\mathrm{a}\right)$	Insulin	$\left(\mathrm{i}\right)$	Addison’s disease
$\left(\mathrm{b}\right)$	Thyroxin	$\left(\mathrm{i}\mathrm{i}\right)$	Diabetes insipidus
$\left(\mathrm{c}\right)$	Corticoids	$\left(\mathrm{i}\mathrm{i}\mathrm{i}\right)$	Acromegaly
$\left(\mathrm{d}\right)$	Growth Hormone	$\left(\mathrm{i}\mathrm{v}\right)$	Goitre
		$\left(\mathrm{v}\right)$	Diabetes mellitus

Select the correct option

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which one of the following hormones though synthesized elsewhere, is stored and release by the master gland?

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which one of the following hormones is not involved in sugar metabolism?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

A diabetic individual becomes unconscious after self-administering insulin. What should be done immediately to revive the individual?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Malonate inhibits the growth of pathogenic bacteria by inhibiting the activity of:

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

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.

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Name a peptide hormone which acts mainly on hepatocytes and adipocytes and enhances cellular glucose uptake and utilisation.

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Hypersecretion of Growth Hormone in adults does not cause a further increase in height, because

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL respectively. What will be his Expiratory Capacity if the Residual Volume is 1200 mL?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

How dose steroid hormone influence the cellular activities?

EASY

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

The rigidity of cellulose is due to:

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?

MEDIUM

Biology>Cell Structure and Function>Chemical Constituents of Living Cell>Enzymes

Ethanol is used to treat methanol toxicity because ethanol