Chapter 2: Coordination & Control - Biology For High School - Grade 10(Biology ) Questions and Answers

Question 1. The major part of the pancreas is
  1.    ducted
  2.    fluid filled
  3.    ductless
  4.    non fluid filled
Explanation:-
Answer: Option A. -> ducted
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2. A specific messenger molecule synthesized by an endocrine gland is
  1.    enzyme
  2.    hormone
  3.    chemical
  4.    activator
Explanation:-
Answer: Option B. -> hormone
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3. In positive feedback, the rate of a process
  1.    increases
  2.    remains constant
  3.    changes
  4.    decreases
Explanation:-
Answer: Option A. -> increases
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4. Skeletal muscles, thinking, intelligence and emotions are controlled by
  1.    cerebellum
  2.    cerebrum
  3.    hypothalamus
  4.    thalamus
Explanation:-
Answer: Option B. -> cerebrum
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5. The hormones secreted by islets of Langerhans are
  1.    estrogen and progesterone
  2.    calcitonin and oxytocin
  3.    insulin and glucagon
  4.    vasopressin and oxytocin
Explanation:-
Answer: Option C. -> insulin and glucagon
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6. When the iris muscles of the eye contracts, the pupil constricts in
  1.    dim light
  2.    bright light
  3.    green colored light
  4.    red colored light
Explanation:-
Answer: Option B. -> bright light
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7. The image of a distant object is formed on
  1.    rods
  2.    iris
  3.    retina
  4.    eye ball
Explanation:-
Answer: Option C. -> retina
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8. Glands that have ducts are called
  1.    endocrine glands
  2.    exocrine glands
  3.    ductless glands
  4.    non fluid filled
Explanation:-
Answer: Option B. -> exocrine glands
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9. A fatty layer secreted by Schwann cells is
  1.    fatty cover
  2.    fatty sheath
  3.    myelin sheath
  4.    oily sheath
Explanation:-
Answer: Option C. -> myelin sheath
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10. The largest part of the forebrain is
  1.    thalamus
  2.    cerebrum
  3.    hippocampus
  4.    cerebellum
Explanation:-
Answer: Option B. -> cerebrum
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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