NTSE Biology Chemical and Coordination MCQs

Refer to NTSE Biology Chemical and Coordination MCQs provided below. NTSE Full Syllabus Biology MCQs with answers available in Pdf for free download. The MCQ Questions for Full Syllabus Biology with answers have been prepared as per the latest syllabus, NTSE books and examination pattern suggested in Full Syllabus by NTSE, NCERT and KVS. Multiple Choice Questions for Chemical and Coordination are an important part of exams for Full Syllabus Biology and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for NTSE Full Syllabus Biology and also download more latest study material for all subjects

MCQ for Full Syllabus Biology Chemical and Coordination

Full Syllabus Biology students should refer to the following multiple-choice questions with answers for Chemical and Coordination in Full Syllabus. These MCQ questions with answers for Full Syllabus Biology will come in exams and help you to score good marks

Chemical and Coordination MCQ Questions Full Syllabus Biology with Answers

 

Question: Glucagon is secreted from which cells of Islet of langerhans

  • a) α Cells
  • b) β Cells
  • c) λ Cells
  • d) Both α and β cells

Answer: α Cells

 

Question: Which of the following hormone is responsible for the emotional state as fear, anger, pain & cause rise of blood pressure & rate of heart beat ?

  • a) Insulin
  • b) Adrenaline
  • c) Progesterone
  • d) Thyroxin

Answer: Adrenaline


Question: What is the effect of thyroxin on BMR

  • a) Increase
  • b) Decrease
  • c) Uncertain
  • d) Maintain

Answer: Maintain


Question: Ovulation in humans is controlled by

  • a) FSH & LTH
  • b) FSH & TSH
  • c) LTH & LH
  • d) FSH & LH

Answer: FSH & LH


Question: Leuteinsing hormone in female

  • a) Helps in the appearance of secondary sexual characters.
  • b) Stimulates ovary to secrete estrogen
  • c) Helps in release of the ovum from the ovary
  • d) Control of blood pressure

Answer: Helps in release of the ovum from the ovary


Question: Hormones are the chemical produced in our body by

  • a) Enzymes
  • b) Liver
  • c) All the glands
  • d) Endocrine glands

Answer: Endocrine glands


Question: Progesterone is secreted by

  • a) Corpus luteum
  • b) Thyroid
  • c) Thymus
  • d) Testis

Answer: Corpus luteum


Question: The gland which is exocrine and endocrine is -

  • a) Adrenal
  • b) Pituitary
  • c) Pancreas
  • d) Liver

Answer: Pancreas


Question: Plants grown in total darkness lack chlorophyll and thus appear white or yellow. What is this type of growth known as ?

  • a) Etiolation
  • b) Heterotrophic
  • c) Stuntism
  • d) Euploid growth

Answer: Etiolation


Question: Term ‘Hormone’ was conined by

  • a) Karl Landsteiner
  • b) Bayliss and starling
  • c) Louis Pasteur
  • d) F.W. Went

Answer: Bayliss and starling


More Questions..............


Question: Chemical transmission of nerve impulse from one neuron to another at a synapse is carried by

  • a) Cholesterol
  • b) Acetylcholine
  • c) Cholecystokinin
  • d) ATP

Answer: Acetylcholine


Question: What are parthenocarpic fruits ?

  • a) Fruits enclosed in pods such as pea
  • b) Fruits formed without fertilization
  • c) Very hard fruits
  • d) Fruits with more than one seed at their centre

Answer: Fruits formed without fertilization


Question: In autumn leaf fall occurs because

  • a) of formation of abscission layer at the bases
  • b) leaf becomes heavy
  • c) leaf does not remain green
  • d) of low temperature

Answer: of formation of abscission layer at the bases


Question: Gibberellins cause

  • a) elongation of internodes
  • b) curvature of coleoptile
  • c) cell division
  • d) initiation of lateral roots

Answer: elongation of internodes


Question: What are pathenocarpic fruits ?

  • a) ABA
  • b) Auxin
  • c) None of the above
  • d) Both A and B

Answer: ABA

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NTSE Full Syllabus Biology Chemical and Coordination MCQs

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Chemical and Coordination MCQs Biology NTSE Full Syllabus

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Chemical and Coordination NTSE Full Syllabus MCQs Biology

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NTSE MCQs Biology Full Syllabus Chemical and Coordination

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Multiple Choice Questions (MCQs) for Chemical and Coordination Full Syllabus Biology are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.