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BIO1000A-official question bank : 29 NOV 2021-with answers R50,00
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BIO1000A-official question bank : 29 NOV 2021-with answers

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Systems are important to understand as they provide insight into the diagnosis, recovery, and repair of bodily function. This document does not serve to provide understanding, rather it seeks to solidify the understanding that is already covered by asking exam-style questions and providing detailed...

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  • November 28, 2021
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  • 2021/2022
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BIO1000A-Introductory Life Sciences
Question bank
29 November 2021
By Amatullah Chiosa


“Systems are important to understand as they provide insight into the diagnosis, recovery, and
repair of bodily function. This document does not serve to provide understanding, rather it seeks
to solidify the understanding that is already covered by asking exam-style questions and
providing detailed answers. The aim is to prepare the mind for construction of answers and
constructive thinking.”

CONCEPTS COVERED
Respiratory system
Circulatory system
Temperature and metabolism
Homeostasis
Nervous system
Muscles
Endocrine system
Reproductive system

, Multiple Choice Questions
1. Which of the following has an open circulatory system?
A. sponge
B. jellyfish
C. grasshopper
D. earthworm
E. hummingbird

2. When the body drops in temperature on a cold day, the neural and hormonal mechanisms
activate shivering. This generates heat and is an example of __________________ .
A. Positive feedback regulation
B. Negative feedback regulation
C. Chemical cycling
D. Emergent properties
E. Myogenic control

3. The heart sounds originating from a defect in one or more valves is called __________.
A. Heart murmur
B. Heartbeat
C. Arrhythmia
D. Pulse
E. Systole


4. Which structure has the most influence in the activities of the others?
A. Ovary
B. Adrenal cortex
C. Anterior pituitary
D. Testis
E. Follicle


A piece of potato is dropped into a beaker of pure water.
5. Which of the following statements describe the condition that the potato will undergo when it
is immersed in water?
A. The potato cells will plasmolyze
B. Solutes in the water move into the potato
C. Water moves from the potato into the surrounding water
D. Water moves from the surrounding water into the potato
E. There is no movement of water into or out of the potato

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