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Chemical Coordination and Integration

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Endocrine glands and hormones

Subtopic

Endocrine glands and hormones under Chemical Coordination and Integration for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the function of Gastric Inhibitory Peptide (GIP)?

    A.

    Stimulates gastric secretion

    B.

    Inhibits gastric secretion and motility

    C.

    Stimulates pancreatic enzymes

    D.

    Increases blood pressure

  2. 2.

    Which gland is composed of follicles and stromal tissues?

    A.

    Pituitary

    B.

    Thyroid

    C.

    Adrenal

    D.

    Pancreas

  3. 3.

    Hormones are defined as non-nutrient chemicals which act as:

    A.

    Enzymes

    B.

    Intercellular messengers

    C.

    Energy sources

    D.

    Structural proteins

Download the worksheet for Chemical Coordination and Integration - Endocrine glands and hormones to practice offline. It includes additional chapter-level practice questions.

Human endocrine system (Pituitary, Pineal, Thyroid, Parathyroid, Adrenal, Pancreas, Gonads)

Subtopic

Human endocrine system (Pituitary, Pineal, Thyroid, Parathyroid, Adrenal, Pancreas, Gonads) under Chemical Coordination and Integration for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Failure of the posterior pituitary to release adequate ADHADH results in a condition characterized by water loss and thirst called:

    A.

    Diabetes mellitus

    B.

    Diabetes insipidus

    C.

    Addison's disease

    D.

    Goitre

  2. 2.

    Which hormone is responsible for maintaining the corpus luteum and inducing ovulation of fully mature follicles?

    A.

    FSH

    B.

    LH

    C.

    ACTH

    D.

    ADH

  3. 3.

    Glucagon acts primarily on which organ to stimulate glycogenolysis?

    A.

    Pancreas

    B.

    Liver

    C.

    Kidney

    D.

    Heart

Download the worksheet for Chemical Coordination and Integration - Human endocrine system (Pituitary, Pineal, Thyroid, Parathyroid, Adrenal, Pancreas, Gonads) to practice offline. It includes additional chapter-level practice questions.

Mechanism of hormone action

Subtopic

Mechanism of hormone action under Chemical Coordination and Integration for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Biochemical changes in the cell following hormone binding are collectively called:

    A.

    Homeostasis

    B.

    Signal transduction

    C.

    Feedback inhibition

    D.

    Metabolic breakdown

  2. 2.

    Which hormone is chemically a large protein?

    A.

    Cortisol

    B.

    Thyroxine

    C.

    Insulin

    D.

    Adrenaline

  3. 3.

    In the case of hormones that interact with intracellular receptors, the hormone-receptor complex usually affects:

    A.

    Membrane permeability

    B.

    The genome

    C.

    Ribosomal structure

    D.

    Mitochondrial count

Download the worksheet for Chemical Coordination and Integration - Mechanism of hormone action to practice offline. It includes additional chapter-level practice questions.

Role of hormones as messengers and regulators

Subtopic

Role of hormones as messengers and regulators under Chemical Coordination and Integration for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Hormones are characterized as non-nutrient chemicals which act as:

    A.

    Enzymes

    B.

    Intercellular messengers

    C.

    Primary metabolites

    D.

    Structural components

  2. 2.

    Which hormone is known as the emergency hormone because it is secreted during stressful situations?

    A.

    Thyroxine

    B.

    Adrenaline

    C.

    Insulin

    D.

    Glucagon

  3. 3.

    What is the effect of Parathyroid hormone (PTH) on the process of bone resorption (dissolution/demineralization)?

    A.

    It inhibits resorption

    B.

    It stimulates resorption

    C.

    It has no effect

    D.

    It converts bone to cartilage

Download the worksheet for Chemical Coordination and Integration - Role of hormones as messengers and regulators to practice offline. It includes additional chapter-level practice questions.

Hypo-and hyperactivity and related disorders

Subtopic

Hypo-and hyperactivity and related disorders under Chemical Coordination and Integration for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    A decrease in the production of which hormone results in a drop in the BMR (Basal Metabolic Rate)?

    A.

    Growth Hormone

    B.

    Thyroxine

    C.

    Adrenaline

    D.

    Glucagon

  2. 2.

    Which of the following is NOT a symptom of Addison's disease?

    A.

    Fatigue

    B.

    Nausea

    C.

    Moon Face

    D.

    Skin bronzing

  3. 3.

    Hyperactivity of which gland is responsible for the 'Fight or Flight' symptoms like increased heart rate and sweating?

    A.

    Adrenal Medulla

    B.

    Adrenal Cortex

    C.

    Thyroid

    D.

    Thymus

Download the worksheet for Chemical Coordination and Integration - Hypo-and hyperactivity and related disorders to practice offline. It includes additional chapter-level practice questions.

Chemical Coordination and Integration - Class 11 Biology (CBSE) | Krit.club