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WorksheetsYear 10 Biol - Revision
Total questions: 21
Worksheet time: 12mins
The group of organisms that use the process of homeostasis includes
mammals, only
animals, only
plants and animals
all living things
Glucagon is
a neurotransmitter
released in response to high blood sugar
secreted by α-cells
secreted by β- cells
The homeostatic control of blood glucose concentration is carried out by two hormones secreted by endocrine tissue in the ..........
heart
gall bladder
liver
pancreas
The pancreas detects the amount of glucose in the blood. What does the pancreas release if blood sugar is too LOW?
The pancreas releases glucagon if blood sugar is too low
The pancreas releases insulin if blood sugar is too low
The pancreas releases glucose if blood sugar is too low
The pancreas releases beta cells if blood sugar is too low
Which of the following is reabsorbed in the Proximal Convoluted Tubule?
water, salts, and glucose
medication, urea, and water
water, salts, and urea
proteins, glucose, filtrate
Which of the following is reabsorbed in the descending loop of Henle?
water
salts
glucose
urea
Which of the following is reabsorbed in the collecting duct?
water
salts
glucose
urea
Which structures of the nephron are within the Zone of Filtration?
glomerulus and Bowman's capsule
proximal tubule, loop of Henle, distal tubule, collecting duct
pelvis
About how many nephrons are in each kidney?
1 nephron
10 nephrons
1 million nephrons
what is osmoregulation?
Control of water and salt in the body
Control of blood pressure in the body
Control of blood glucose in the body
During osmosis
water moves from high to low concentration
large or oddly shaped molecules move across a cell membrane
water moves when energy is used
proteins are built
Which area of the brain contains the receptors responsible for detecting changes in blood solute concentration (and water concentration)
Hypothalamus
Medulla Oblongata
Amygdala
Hippocampus
Identify the term for the excessive loss of water from the body
Over hydration
Dehydration
Isotonic
Transpiration
Which hormone promotes retention of water by kidneys?
epinephrine/norepinephrine
antidiuretic hormone
glucagon
prolactin
When you are hot, your body sweats to cool you down. This means your temperature went above normal and your body sweats to counteract that change to bring you back to normal. What kind of feedback loop would this be?
Negative Feedback Loop
Positive Feedback Loop
Neutral Feedback Loop
Linear Feedback Loop
How many kidneys do you have?
1
3
5
2
True or False:
Kidneys filter waste from blood.
False
True
What is the name of stretchy, muscular organ responsible for holding urine until you decide to use the bathroom?
Kidneys
Urethra
Ureter
Bladder
What role does the skin have in the excretory system?
Removing dead skin cells
Removing old hair follicles
Removing liquid waste in sweat
Protecting against infection
